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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsTPS62701YZFR
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TPS62701YZFR - Texas Instruments

Manufacturer Part Number
TPS62701YZFR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TPS62701YZFR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
43,010 pcs available, New & Original
Parts Description
IC REG BUCK PROG 650MA 8DSBGA
Package
8-DSBGA
Data sheet
TPS62701YZFR.pdf

HTML Datasheet

TPS62700,01.pdf
RoHs Status
ROHS3 Compliant
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In stock: 43010

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Specifications

TPS62701YZFR Tech Specifications
Texas Instruments - TPS62701YZFR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS62701YZFR

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Output (Min/Fixed) 1.3V
Voltage - Output (Max) 3.09V
Voltage - Input (Min) 2.5V
Voltage - Input (Max) 6V
Topology Buck
Synchronous Rectifier Yes
Supplier Device Package 8-DSBGA
Series -
Package / Case 8-UFBGA, DSBGA
Product Attribute Attribute Value
Package Tape & Reel (TR)
Output Type Programmable
Output Configuration Positive
Operating Temperature -40°C ~ 85°C (TA)
Number of Outputs 1
Mounting Type Surface Mount
Function Step-Down
Frequency - Switching 2MHz
Current - Output 650mA
Base Product Number TPS62701

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

TPS62701YZFR Image
TPS62701YZFR (1)

Manufacturer Part Number

TPS62701YZFR

Manufacturer

Texas Instruments

Introduction

The TPS62701YZFR is a highly efficient, small, and feature-rich step-down DC/DC converter from Texas Instruments. It is designed to provide a regulated output voltage from a wide input voltage range, making it suitable for a variety of portable and battery-powered applications.

Product Features and Performance

Step-down (buck) converter topology

Output voltage programmable from 1.3V to 3.09V

Output current up to 650mA

Switching frequency of 2MHz

Synchronous rectification for high efficiency

Wide input voltage range of 2.5V to 6V

Excellent line and load regulation

Low quiescent current of 12µA in standby mode

Thermal shutdown and overcurrent protection

Small 8-pin DSBGA package

Product Advantages

High efficiency and power density for compact design

Wide input voltage range for versatile applications

Programmable output voltage for flexible power requirements

Integrated protection features for reliable operation

Small footprint and low profile package

Key Reasons to Choose This Product

Optimized for battery-powered and portable electronics

Delivers high efficiency and reliable performance

Enables compact and space-saving power supply designs

Suitable for a wide range of applications, from wearables to industrial equipment

Quality and Safety Features

Robust overcurrent and thermal protection

AEC-Q100 qualified for automotive applications

RoHS and REACH compliant for environmental safety

Compatibility

Compatible with a variety of microcontrollers, processors, and other electronic devices that require a regulated power supply

Application Areas

Portable electronics, such as smartphones, tablets, and wearables

Industrial and medical equipment

Automotive electronics

IoT devices and sensors

Product Lifecycle

The TPS62701YZFR is an obsolete product, meaning it is no longer in active production. However, there are several alternative and equivalent models available that offer similar features and performance characteristics. Customers are advised to contact our website's sales team for more information on the available options and recommendations for their specific application requirements.

Frequently Asked Questions(FAQ)

How does the TPS62701YZFR compare to other step-down regulators in terms of switching frequency and efficiency for battery-powered applications?
The TPS62701YZFR operates at a fixed 2MHz switching frequency, which allows for smaller external inductors and capacitors compared to lower-frequency alternatives, making it well-suited for space-constrained designs. Its synchronous rectifier architecture improves efficiency by reducing conduction losses, particularly at higher load currents. In typical 2.5V to 6V input range conditions, the device maintains peak efficiency above 90% across most of its 650mA output range, outperforming many non-synchronous competitors in similar voltage conversion scenarios. This makes the TPS62701YZFR a strong candidate for portable or energy-sensitive applications where both size and power consumption are critical.
Can the TPS62701YZFR be used in systems requiring multiple regulated outputs, and how does its single-output design affect system architecture?
The TPS62701YZFR is designed as a single-output programmable buck regulator, meaning it can only provide one adjustable output voltage within its 1.3V to 3.09V range. For systems requiring multiple distinct supply rails, additional regulators—either discrete components or multi-output PMICs—must be integrated alongside the TPS62701YZFR. While this adds component count and potential board area, it also enables independent optimization of each rail for noise, transient response, and power sequencing. Engineers must consider whether the flexibility of separate regulators justifies the added complexity versus using a dedicated multi-rail solution.
What are the key thermal considerations when operating the TPS62701YZFR near its maximum current rating?
At full 650mA output, the TPS62701YZFR generates internal power dissipation primarily due to switching and conduction losses, especially under high input-to-output differentials (e.g., converting 6V down to 1.3V). Assuming an efficiency of approximately 88–90%, this results in roughly 40–60mW of heat generation. With an 8-DSBGA package offering a junction-to-air thermal resistance (θJA) of around 80°C/W, this translates to a temperature rise of up to 5°C above ambient under ideal PCB conditions. However, poor layout or lack of thermal vias can increase effective θJA significantly. Therefore, while not inherently thermally demanding, proper PCB grounding and placement are essential to maintain reliable operation across the -40°C to 85°C industrial temperature range.
Is the TPS62701YZFR suitable for automotive applications, and what environmental qualifications should be verified?
Although the TPS62701YZFR is rated for industrial temperatures (-40°C to 85°C), it is not officially qualified to automotive-grade standards such as AEC-Q100. Automotive systems often require stricter reliability criteria, extended temperature ranges (-40°C to +125°C), and enhanced EMC performance. While the part may function in non-automotive environments within its specified limits, designers targeting automotive use must either verify long-term reliability through qualification testing or select a device explicitly certified for automotive applications.
How does the programmable output voltage feature of the TPS62701YZFR impact bill-of-materials (BOM) simplification?
The TPS62701YZFR allows output voltage programming via an external resistor divider, enabling a single hardware configuration to support multiple voltage variants in different product revisions or customer SKUs. This reduces the need for multiple fixed-voltage versions during prototyping and initial production runs. For example, a system originally designed for 1.8V logic could later be adapted to 2.5V with identical layout and only a resistor change. This flexibility streamlines inventory management and accelerates time-to-market, though it requires careful attention to feedback network stability and tolerance stacking.
What are the implications of the TPS62701YZFR’s 2MHz switching frequency on EMI and layout requirements?
The 2MHz operating frequency places the TPS62701YZFR in a range where radiated emissions are less likely to fall into sensitive RF bands, potentially simplifying compliance with FCC Part 15 or EN 55032 standards. However, the high-speed switching edges necessitate tight layout practices: short traces for power paths, minimized loop areas, and proper decoupling close to the IC. Poor layout can lead to audible noise, reduced efficiency, or interference with adjacent circuits. Using ceramic capacitors with low ESL and placing them directly adjacent to the VIN and SW pins is strongly recommended to maintain stability and performance.
How does the TPS62701YZFR’s Moisture Sensitivity Level (MSL) of 1 affect manufacturing handling?
With an MSL rating of 1, the TPS62701YZFR is classified as moisture-insensitive, meaning it can withstand unlimited exposure to ambient storage conditions without requiring bake-out prior to reflow soldering. This simplifies manufacturing logistics and reduces processing steps, lowering overall production cost and risk of defects related to moisture-induced popcorning. It supports efficient just-in-time assembly schedules and is ideal for high-volume production environments.
In what scenarios would the TPS62701YZFR be preferable over a linear regulator despite its higher complexity?
The TPS62701YZFR is advantageous when converting higher input voltages (e.g., 3.3V or 5V) down to low rail voltages like 1.3V with moderate current loads (~300–650mA), where linear regulators would dissipate excessive power as heat. For instance, stepping from 5V to 1.3V at 600mA would result in over 2.2W of waste power in a linear implementation—likely requiring large heatsinks—whereas the TPS62701YZFR handles this efficiently in a compact form factor. Thus, it offers superior power efficiency and thermal performance in such conversion tasks, justifying its inclusion despite the need for external components.
Can the output voltage of the TPS62701YZFR be adjusted below 1.3V if required for a specific application?
No, the minimum programmable output voltage of the TPS62701YZFR is fixed at 1.3V. Attempting to force a lower voltage through improper feedback settings risks instability or damage to internal circuitry. Applications requiring voltages below 1.3V cannot use this device directly and must instead consider alternative regulators capable of lower minimum outputs, such as those with wider adjustment ranges or fixed low-voltage options.
How does the absence of an enable pin affect power-up sequencing control with the TPS62701YZFR?
Unlike some regulators that include a dedicated enable (EN) pin for power sequencing, the TPS62701YZFR relies on input voltage level for automatic turn-on. When VIN exceeds the rising threshold (~1.8V), the device powers up; when it drops below the falling threshold (~1.6V), it shuts down. This simplifies control circuitry but limits flexibility in coordinating startup order among multiple supplies. Designers must ensure that upstream regulators do not cause brownout events that trigger unintended cycling, or consider adding external logic if precise sequencing is required.
What role does the internal compensation play in maintaining stability across different output capacitors with the TPS62701YZFR?
The TPS62701YZFR features internally compensated control loops designed to remain stable across a wide range of output capacitor values and types, provided they meet basic ESR and capacitance specifications. This reduces the need for external compensation networks, streamlining design. However, extremely low-ESR ceramics or very large capacitance values may still push the loop toward marginal phase margin. In such cases, slight adjustments to capacitor selection or addition of minimal series resistance (in the µΩ range) may be necessary to ensure robust transient response and prevent oscillation.
How does the TPS62701YZFR compare to the TPS62801YKAR in terms of quiescent current and light-load efficiency?
While both devices share similar topology and package types, the TPS62801YKAR typically features lower quiescent current and improved pulse-skipping or discontinuous conduction mode (DCM) efficiency at light loads compared to the TPS62701YZFR. If an application spends significant time in standby or idle modes with low average current draw, the TPS62801YKAR may offer better overall energy savings. However, for continuous moderate-load operations, the TPS62701YZFR remains competitive due to its high peak efficiency and synchronous architecture.
Are there any known limitations regarding PCB footprint compatibility between the 8-DSBGA package of the TPS62701YZFR and standard DSBGA footprints?
The 8-DSBGA package used by the TPS62701YZFR has a ball pitch of 0.4mm and a small body size, requiring careful PCB design for manufacturability. While compatible with industry-standard DSBGA footprints, stencil aperture design and solder paste volume must be optimized to ensure reliable assembly. Misalignment or insufficient pad coverage can lead to yield issues during reflow. Designers should consult TI’s recommended land pattern and assembly guidelines to avoid common pitfalls associated with ultra-fine-pitch BGAs.
What precautions should be taken when replacing the TPS62701YZFR in existing designs with alternative parts?
Substituting the TPS62701YZFR with another regulator—such as the TPS62801YKAR—requires verifying alignment in input voltage range, output current capability, switching frequency, and package dimensions. Electrical differences in start-up behavior, soft-start timing, or feedback thresholds may affect system stability or power sequencing. Even minor variations in external component values (e.g., inductor saturation current, capacitor type) can alter performance. Prototyping and comprehensive validation under real-world operating conditions are essential before finalizing any substitution.
How does the RoHS 3 compliance of the TPS62701YZFR impact material selection in global markets?
RoHS 3 compliance ensures the TPS62701YZFR meets European Union restrictions on hazardous substances including lead, mercury, cadmium, and certain phthalates. This facilitates unrestricted distribution within RoHS-regulated regions and avoids costly product recalls or market access barriers. Additionally, it aligns with broader corporate sustainability goals and supports compliance with international regulations such as China’s GB standards and California’s Proposition 65, simplifying global supply chain integration.
What is the significance of the base product number TPS62701 in relation to derivative devices?
The base product number TPS62701 refers to a family of variants sharing core architecture, pinout, and functionality, differing primarily in packaging (e.g., YZFR = 8-DSBGA, KAR = UFBGA), voltage options, or performance characteristics. Understanding this relationship helps engineers anticipate compatibility, reuse layouts across projects, and select optimal derivatives for specific form factors or thermal requirements. It also aids in navigating distributor inventories and managing end-of-life transitions.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS62701YZFR

Product Attribute TPS62701YZFT TPS62697YFFT TPS62693YFDR TPS62692YFDR
Part Number TPS62701YZFT TPS62697YFFT TPS62693YFDR TPS62692YFDR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Number of Outputs - - - -
Voltage - Output (Min/Fixed) - - - -
Voltage - Output (Max) - - - -
Output Configuration - - - -
Topology - - - -
Frequency - Switching - - - -
Function - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Series - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Synchronous Rectifier - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Voltage - Input (Max) - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Input (Min) - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Current - Output - - - -

TPS62701YZFR Datasheet PDF

Download TPS62701YZFR pdf datasheets and Texas Instruments documentation for TPS62701YZFR - Texas Instruments.

HTML Datasheet
TPS62700,01.pdf

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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.

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TPS62701YZFR Image

TPS62701YZFR

Texas Instruments
32D-TPS62701YZFR

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