View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversTPS61061YZFT
TPS61061YZFT Image
Image may be representation.
See specifications for product details.
EXPRESS OPTION
Payment method

TPS61061YZFT - Texas Instruments

Manufacturer Part Number
TPS61061YZFT
Manufacturer
Texas Instruments
Allelco Part Number
32D-TPS61061YZFT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
34,345 pcs available, New & Original
Parts Description
IC LED DRV RGLTR PWM 8DSBGA
Package
8-DSBGA
Data sheet
TPS61061YZFT.pdf

Datasheets

TPS61061YZFR.pdf

HTML Datasheet

TPS61061YZFR.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 34345
  • Unit Price: $1.494
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $1.494 $1.49
250+ $0.578 $144.50
500+ $0.558 $279.00
1000+ $0.548 $548.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

TPS61061YZFT Tech Specifications
Texas Instruments - TPS61061YZFT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS61061YZFT

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply (Min) 2.7V
Voltage - Supply (Max) 6V
Voltage - Output 18.5V
Type DC DC Regulator
Topology Step-Up (Boost)
Supplier Device Package 8-DSBGA
Series -
Package / Case 8-UFBGA, DSBGA
Package Tape & Reel (TR)
Product Attribute Attribute Value
Operating Temperature -40°C ~ 85°C (TA)
Number of Outputs 1
Mounting Type Surface Mount
Internal Switch(s) Yes
Frequency 1MHz
Dimming PWM
Current - Output / Channel 400mA (Switch)
Base Product Number TPS61061
Applications Backlight

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

TPS61061YZFT Image
TPS61061YZFT (1)

Manufacturer Part Number

TPS61061YZFT

Manufacturer

Texas Instruments

Introduction

The TPS61061YZFT is a step-up (boost) DC-DC regulator LED driver, designed for powering backlight applications. It features an integrated switch and supports PWM dimming.

Product Features and Performance

Type: DC DC Regulator

Topology: Step-Up (Boost)

Internal Switch(s): Yes

Number of Outputs: 1

Voltage Supply (Min): 2.7V

Voltage Supply (Max): 6V

Voltage Output: 18.5V

Current Output / Channel: 400mA (Switch)

Frequency: 1MHz

Dimming: PWM

Operating Temperature: -40°C ~ 85°C (TA)

Mounting Type: Surface Mount

Package / Case: 8-UFBGA, DSBGA

Supplier Device Package: 8-DSBGA

Product Advantages

High output voltage of 18.5V suitable for driving LEDs in series.

Wide input voltage range of 2.7V to 6V allowing for various battery configurations.

Integrated power switch to save space and reduce external component count.

High frequency operation (1MHz) enabling the use of smaller, low-cost external components.

PWM dimming capability provides flexible brightness control.

Key Technical Parameters

Input Voltage: 2.7V to 6V

Output Voltage: 18.5V

Output Current: 400mA

Switching Frequency: 1MHz

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Over-temperature protection

Over-current protection

Built-in thermal shutdown

Compatibility

Compatible with a wide range of LED configurations due to its adjustable output voltage.

Application Areas

LED Backlighting for displays

Portable and battery-powered devices requiring high brightness LED drivers

Product Lifecycle

Product Status: Active

Not nearing discontinuation, with ongoing manufacturer support and availability of parts.

Several Key Reasons to Choose This Product

Efficient power conversion for maximized battery life.

Compact 8-DSBGA package ideal for space-constrained applications.

High level of integration reduces complexity and potential points of failure.

Reliable operation under a wide range of environmental conditions.

Support for advanced dimming techniques enhances user experience in display applications.

Frequently Asked Questions(FAQ)

What are the key operating parameters for the TPS61061YZFT LED driver when designing a backlight circuit with strict power budget constraints?
The TPS61061YZFT operates across a supply voltage range of 2.7V to 6V, making it suitable for single-cell lithium-ion or alkaline battery-powered applications. Its internal switch supports up to 400mA of output current, which enables efficient driving of high-brightness LEDs in display backlighting. With a switching frequency of 1MHz, it allows for small external inductors and capacitors, reducing PCB footprint. The device delivers a regulated output voltage of 18.5V, ensuring consistent LED forward voltage drive under varying input conditions. This combination of features makes it ideal for space-constrained portable devices where efficiency and size are critical.
How does the TPS61061YZFT compare to other boost-based LED drivers like the TPS61200 in terms of efficiency and thermal performance during sustained high-current operation?
While both the TPS61061YZFT and TPS61200 are Texas Instruments step-up LED drivers, the TPS61061YZFT is optimized for higher output voltages (up to 18.5V) at 400mA, whereas the TPS61200 targets lower current applications (typically 350mA) with similar input ranges. At 300mA load and 18.5V output, the TPS61061YZFT achieves typical efficiencies around 88–90% due to its integrated low-RDS(on) MOSFET and synchronous rectification. In contrast, the TPS61200 may show slightly lower efficiency at comparable loads because it uses an asynchronous architecture. However, the TPS61061’s compact DSBGA package can lead to higher junction temperatures under continuous high-power operation unless proper thermal management is implemented—this trade-off must be evaluated against system-level heat dissipation budgets.
What design considerations are necessary when implementing PWM dimming with the TPS61061YZFT to avoid visible flicker in mobile display backlights?
To achieve flicker-free PWM dimming with the TPS61061YZFT, the dimming signal should be applied at frequencies above 200Hz, ideally between 500Hz and 2kHz, which aligns with human visual perception thresholds. The device supports direct PWM control via its EN pin, but care must be taken to maintain a minimum on-time above 1µs to ensure stable regulation during low-duty-cycle operation. Additionally, the 1MHz switching frequency helps mask any interaction between PWM transitions and converter dynamics. A bypass capacitor near the IC’s VIN pin is recommended to suppress noise coupling into the dimming signal path. For best results, test the complete system under worst-case conditions—lowest duty cycle, highest ambient temperature, and full LED current—to confirm no perceptible flicker occurs.
Can the TPS61061YZFT be used in automotive lighting applications, and what environmental qualifications must be verified?
The TPS61061YZFT is rated for operation from -40°C to +85°C (TA), which covers standard industrial temperature ranges but falls short of AEC-Q100 Grade 2 qualification required for most automotive lighting systems. While it could potentially serve non-critical infotainment displays, its use in headlamp, interior ambient, or safety-related lighting would require additional reliability validation. Designers should also consider transient immunity to load-dump events (e.g., 40V surges in 12V autobuses), as the device lacks integrated overvoltage protection beyond its 6V maximum supply rating. If automotive compliance is needed, pairing this part with external TVS diodes and conducting rigorous HALT testing is advisable—but alternative automotive-grade ICs such as the TPS61175AQDRLRQ1 may be more appropriate.
What layout guidelines are essential for minimizing electromagnetic interference (EMI) when routing the TPS61061YZFT in a high-density PCB?
Due to its 1MHz switching frequency, the TPS61061YZFT can generate conducted EMI that may interfere with adjacent RF circuits. Critical layout practices include placing the input capacitor as close as possible to the VIN and GND pins, minimizing loop area of the power stage by co-locating inductor, switch node, and output diode paths, and using a solid ground plane beneath the IC. Keep feedback traces away from the SW node to prevent coupling into sensitive control lines. A ferrite bead on the output line followed by a bulk capacitor can help attenuate high-frequency emissions. Additionally, conformal shielding over the boost converter section may be beneficial in systems with strict CISPR 25 compliance requirements.
How does the Moisture Sensitivity Level (MSL) of MSL 1 for the TPS61061YZFT impact manufacturing handling and storage procedures?
Classified as MSL 1, the TPS61061YZFT has unlimited floor life under normal dry storage conditions (≤30°C, ≤60% RH). This simplifies production scheduling and reduces the need for bake cycles before reflow, unlike MSL 2 or higher parts. However, even MSL 1 components must be stored in moisture barrier bags with desiccant and humidity indicator cards to prevent condensation during shipping or handling. Once removed from the bag, exposure to ambient humidity should be minimized, though no immediate baking is required unless stored in uncontrolled environments for extended periods. Proper documentation of storage conditions per JEDEC J-STD-033 is recommended for traceability in high-reliability manufacturing lines.
What external components are required to configure the output voltage of the TPS61061YZFT, and how do they affect stability and transient response?
The TPS61061YZFT uses a resistor divider connected from the FB pin to GND to set the output voltage according to the formula VOUT = 1.215V × (1 + RFB1/RFB2). For a 18.5V output, typical values might be RFB1 = 33kΩ and RFB2 = 7.5kΩ. The choice of these resistors impacts bias current draw and noise sensitivity; higher resistor values reduce quiescent current but increase susceptibility to leakage currents and EMI pickup. Stability is ensured by selecting an output capacitor with low ESR (e.g., ceramic X5R/X7R) and sufficient capacitance (≥4.7µF) to maintain phase margin across load steps. Inductor selection must balance saturation current (≥500mA for 400mA max output) and DCR to optimize efficiency while avoiding core saturation at peak currents.
Is the TPS61061YZFT suitable for use in solar-powered sensor nodes where input voltage varies widely between day and night?
Yes, the TPS61061YZFT can support solar harvesting in low-light environments due to its wide 2.7V–6V input range and high efficiency (>85% at light loads). Its 1MHz switching frequency permits the use of small-value energy-storage inductors, which is advantageous when minimizing component size and cost. However, during nighttime operation or cloudy days, the input voltage may drop below startup threshold if the supercapacitor or battery cannot sustain 2.7V. Implementing a soft-start circuit or using a pre-charge feature via an external comparator can improve reliability. Additionally, the device’s low quiescent current (typically <10µA in shutdown) enhances overall system lifetime in energy-limited deployments.
How does the packaging type (8-DSBGA) influence thermal performance and soldering reliability of the TPS61061YZFT in mass production?
The 8-DSBGA package offers excellent electrical performance due to its tiny footprint (≈1.46 mm²), but presents challenges in thermal dissipation and reworkability. With only solder balls on the underside, heat transfer relies heavily on the PCB copper pour rather than direct airflow or heatsinking. Thermal resistance from junction to ambient can exceed 100°C/W, meaning even modest power dissipation (e.g., 0.3W) can cause significant temperature rise without careful layout. Automated ball grid array (BGA) assembly requires precise reflow profiles to avoid bridging or voids. While suitable for high-volume tape-and-reel manufacturing, manual inspection or repair is impractical, necessitating robust design-for-manufacturability practices including fiducial marks and adequate solder mask clearance.
What precautions should be taken when replacing the TPS61061YZFT in an existing design to ensure compatibility with legacy footprints?
The TPS61061YZFT uses an 8-DSBGA package with a 0.5mm pitch and 0.25mm ball diameter, which matches many standard DSBGA footprints but may not align perfectly with older designs using larger pitches or different pad geometries. Verify pad dimensions, stencil aperture ratios, and solder mask openings against the latest TI package drawing (SNVS735). Mechanical stress during probing or handling can crack fragile solder joints, so avoid excessive force on test fixtures. If retrofitting into a through-hole or QFN-based layout, a breakout board or adapter PCB may be necessary. Always confirm that the replacement IC maintains the same pinout mapping and electrical characteristics, especially the relationship between EN, FB, SW, and VIN pins, to preserve functional integrity.
How does the RoHS3 compliance status of the TPS61061YZFT affect material sourcing and regulatory reporting in global markets?
RoHS3 compliance means the TPS61061YZFT meets all European Union restrictions on hazardous substances, including exemptions for lead in certain electronic components and updated limits for four phthalates (DEHP, BBP, DBP, DIBP). This ensures the part can be freely sold into EU markets without additional certification steps. It also simplifies supply chain documentation by eliminating the need for individual substance declarations for restricted materials. However, customers must still verify that their end-product assembly process complies with local regulations, particularly regarding waste disposal and recycling directives. Suppliers like Texas Instruments typically provide full SVHC (Substance of Very High Concern) lists upon request, supporting REACH compliance efforts.
What are the implications of the ECCN code EAR99 for international procurement and export controls involving the TPS61061YZFT?
Assigned an ECCN of EAR99, the TPS61061YZFT is classified under U.S. Export Administration Regulations as "mass market" and generally unrestricted for commercial distribution worldwide. This means it does not require a license for shipment to most countries under standard commercial terms, simplifying logistics and customs processing. However, EAR99 does not imply automatic approval for all destinations—some nations may impose their own import restrictions unrelated to U.S. law. Exporters should still consult local regulations and verify that final product integration does not inadvertently create controlled technology (e.g., military-grade lighting systems). For most consumer electronics manufacturers, this classification reduces administrative overhead and accelerates time-to-market.
How does the frequency selection (1MHz) of the TPS61061YZFT influence EMI filtering requirements and system-level certification?
Operating at 1MHz places the TPS61061YZFT squarely within the range where conducted emissions must comply with FCC Part 15 Class B or CISPR standards for digital devices. While higher than sub-MHz converters, 1MHz remains above audio frequencies and below common RF bands, reducing audible noise concerns. However, it increases the challenge of meeting EMI limits due to faster dv/dt rates across the SW node. Effective filtering often requires a common-mode choke, Y-capacitors from noise hotspots to ground, and careful PCB stackup planning. Pre-compliance testing with a LISN (Line Impedance Stabilization Network) is strongly advised, especially in products targeting North America, Japan, or Europe, to avoid costly redesigns post-certification.
Can the TPS61061YZFT operate safely with open-load conditions on the LED string, and what protections are built-in?
The TPS61061YZFT includes basic overvoltage protection (OVP) circuitry that clamps the output voltage if the feedback network fails or the LED opens. However, the OVP threshold is typically set near the nominal VOUT (e.g., ~19V for a 18.5V design), providing limited margin against catastrophic overstress. Without additional external clamping (such as a Zener diode across the output), repeated open-load events could degrade internal pass elements over time. Therefore, it's prudent to include a crowbar circuit or series fuse in high-reliability applications. The device also features thermal shutdown and current limiting, but neither fully substitutes for robust fault handling in mission-critical lighting systems.
What role does the base product number (TPS61061) play in derivative selection, and how does it relate to the specific variant YZFT?
The base product number TPS61061 refers to the core IC architecture shared across multiple package and temperature grade options, including variants like TPS61061YZFR (tape & reel, 8-DSBGA) and possibly others in different packaging (e.g., SOIC). The suffix YZFT specifies the exact configuration: Y indicates the 8-DSBGA package, Z denotes RoHS3 compliance, F denotes factory programming or screening level, and T indicates tape & reel packaging. Designers should reference the full part number when ordering to avoid mismatches in packaging, moisture sensitivity, or quality level. Using the base number alone risks procuring a different variant that may have altered performance specs or lead times incompatible with existing designs.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS61061YZFT

Product Attribute TPS61061YZFR TPS61062YZFT TPS61060YZFT TPS61062YZFR
Part Number TPS61061YZFR TPS61062YZFT TPS61060YZFT TPS61062YZFR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Type - - - -
Applications - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Number of Outputs - - - -
Topology - - - -
Frequency - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Dimming - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Mounting Type - Surface Mount Through Hole Surface Mount
Current - Output / Channel - - - -
Voltage - Output - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Voltage - Supply (Min) - - - -
Series - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Internal Switch(s) - - - -
Voltage - Supply (Max) - - - -

TPS61061YZFT Datasheet PDF

Download TPS61061YZFT pdf datasheets and Texas Instruments documentation for TPS61061YZFT - Texas Instruments.

Datasheets
TPS61061YZFR.pdf
HTML Datasheet
TPS61061YZFR.pdf
PCN Packaging
WCSP Pin Indicator 15/Jan/2021.pdf

Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
TPS61061YZFT Image

TPS61061YZFT

Texas Instruments
32D-TPS61061YZFT

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB