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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearTPS7A2050PDBVR
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TPS7A2050PDBVR - Texas Instruments

Manufacturer Part Number
TPS7A2050PDBVR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TPS7A2050PDBVR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
229,990 pcs available, New & Original
Parts Description
IC REG LINEAR 5V 300MA SOT23-5
Package
SOT-23-5
Data sheet
TPS7A2050PDBVR.pdf

PCN Design/Specification

TPS7A20 17/Dec/2021.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 229990
  • Unit Price: $0.146
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
5+ $0.146 $0.73
50+ $0.119 $5.95
150+ $0.107 $16.05
500+ $0.092 $46.00
3000+ $0.086 $258.00
6000+ $0.082 $492.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

TPS7A2050PDBVR Tech Specifications
Texas Instruments - TPS7A2050PDBVR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS7A2050PDBVR

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage Dropout (Max) 0.14V @ 300mA
Voltage - Output (Min/Fixed) 5V
Voltage - Output (Max) -
Voltage - Input (Max) 6V
Supplier Device Package SOT-23-5
Series -
Protection Features Over Current, Over Temperature, Under Voltage Lockout (UVLO)
Package / Case SC-74A, SOT-753
Package Tape & Reel (TR)
PSRR 65dB ~ 40dB (100Hz ~ 1MHz)
Product Attribute Attribute Value
Output Type Fixed
Output Configuration Positive
Operating Temperature -40°C ~ 125°C (TJ)
Number of Regulators 1
Mounting Type Surface Mount
Current - Supply (Max) 2 mA
Current - Quiescent (Iq) 15 µA
Current - Output 300mA
Control Features Enable
Base Product Number TPS7A2050

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

TPS7A2050PDBVR Image
TPS7A2050PDBVR (1)

Manufacturer Part Number

TPS7A2050PDBVR

Manufacturer

Texas Instruments

Introduction

Linear voltage regulator integrated circuit (IC)

TPS7A2050PDBVR Image
TPS7A2050PDBVR (2)

Product Features and Performance

Fixed 5V output voltage

300mA maximum output current

Wide input voltage range up to 6V

High power supply rejection ratio (PSRR) of 65dB to 40dB (100Hz to 1MHz)

Over-current, over-temperature, and under-voltage lockout (UVLO) protection features

Enable control feature

Low dropout voltage of 0.14V at 300mA output

Single-channel regulator

Product Advantages

Stable and reliable output voltage regulation

Comprehensive protection features to ensure safe operation

Small package size (SOT-23-5) for space-constrained applications

Wide operating temperature range of -40°C to 125°C

Key Technical Parameters

Output voltage: 5V (fixed)

Maximum output current: 300mA

Input voltage range: Up to 6V

Quiescent current: 15μA

Supply current (max): 2mA

Dropout voltage (max): 0.14V @ 300mA

Quality and Safety Features

RoHS3 compliant

Overcurrent, overtemperature, and UVLO protection

TPS7A2050PDBVR Image
TPS7A2050PDBVR (3)

Compatibility

Surface mount (SMT) packaging (SOT-23-5)

Tape and reel (TR) packaging

Application Areas

Portable electronics

Industrial equipment

Automotive electronics

Power supplies

Product Lifecycle

Current product offering, no indication of discontinuation

Replacements and upgrades may be available from Texas Instruments

Key Reasons to Choose

Reliable and stable voltage regulation

Comprehensive protection features

Small package size for space-constrained designs

Wide operating temperature range

RoHS3 compliance for environmental considerations

Frequently Asked Questions(FAQ)

How does the TPS7A2050PDBVR compare to other 5V LDOs in terms of dropout voltage and quiescent current when powering a microcontroller at 300mA?
The TPS7A2050PDBVR exhibits a maximum dropout voltage of 0.14V at 300mA, which is relatively low for a fixed 5V output regulator, enabling efficient operation even when the input voltage approaches the output level. Its quiescent current is only 15µA, making it suitable for battery-powered applications where extended standby life is critical. When compared to typical general-purpose LDOs with dropout voltages around 0.3V–0.5V and Iq values exceeding 50µA, this device offers superior efficiency under light load conditions. For a microcontroller drawing 300mA continuously, the reduced dropout translates to lower power dissipation (P = (Vin - Vout) × I), while the low Iq minimizes baseline current drain during sleep modes—critical in energy-constrained designs.
What are the key thermal considerations when using the TPS7A2050PDBVR to deliver 300mA from a 6V supply in a compact PCB layout?
With an input-to-output differential of 1V at full load and a maximum dropout of 0.14V, the worst-case power dissipation occurs when Vin is near 5.14V and Iout is 300mA, resulting in approximately 0.3W of heat. The SOT-23-5 package has limited thermal conductivity, so without a thermal pad or trace enhancement, junction temperature rise can exceed 60°C above ambient on a standard FR4 board. Engineers must account for this by either maintaining Vin well above 5.14V to reduce ΔV, using copper pour under the device, or limiting continuous load current if ambient temperatures are high. Thermal derating curves should be consulted to ensure TJ remains below 125°C under sustained operation.
Can the TPS7A2050PDBVR safely operate with an input voltage of 5.5V while delivering 250mA to a logic rail in a noisy industrial environment?
Yes, the TPS7A2050PDBVR supports input voltages up to 6V, so 5.5V is within its absolute maximum rating. At this input level, the dropout is minimal—well below 0.1V—allowing stable 5V regulation even under transient loads. However, in noisy environments, external filtering such as a small ceramic input capacitor (e.g., 1µF X7R) and a ferrite bead may be necessary to suppress high-frequency interference that could couple into the sensitive analog section of the regulator. Additionally, the device includes built-in overcurrent and overtemperature protection, enhancing reliability under fault conditions common in industrial settings.
How does the PSRR performance of the TPS7A2050PDBVR impact noise-sensitive analog subsystems powered from a digital-rich 5V rail?
The TPS7A2050PDBVR provides PSRR ranging from 65dB at low frequencies down to 40dB at 1MHz. While this is adequate for many digital systems, noise-sensitive analog circuits like ADCs or precision references may require additional filtering if switching regulators or digital transients are present upstream. At 100Hz, the 65dB attenuation means any ripple larger than ~5mVpp will be attenuated by more than 20x, but higher frequency noise requires supplemental LC filters or post-regulation stages. Compared to newer nano-power LDOs with PSRR exceeding 80dB across broader bandwidths, this part trades some high-frequency rejection for lower quiescent current and smaller form factor.
Is the enable pin of the TPS7A2050PDBVR compatible with 3.3V logic levels, and what happens if it’s left floating?
Yes, the enable pin accepts logic-level inputs up to VIN + 0.3V, making it directly compatible with 3.3V microcontrollers. Leaving the EN pin floating is not recommended; due to internal leakage paths, it may drift into an undefined state, causing intermittent startup or shutdown. A pull-up resistor to VOUT (e.g., 100kΩ) ensures reliable enable behavior without excessive current draw. This design choice simplifies sequencing in mixed-voltage systems where the regulator controls power-up timing for downstream components.
In what scenarios would the under-voltage lockout (UVLO) feature of the TPS7A2050PDBVR be beneficial during system initialization?
The UVLO prevents the regulator from operating when VIN falls below a threshold typically around 2.5V, avoiding brownout conditions that could corrupt data or cause erratic behavior in microcontrollers. During system startup, this ensures the 5V rail only powers up once sufficient headroom exists across the regulator, protecting both the load and the IC itself. This is especially valuable in automotive or battery-backed systems where sudden voltage dips might otherwise lead to unreliable operation or latchup.
How does the moisture sensitivity level (MSL) rating of MSL 1 affect handling requirements for the TPS7A2050PDBVR during assembly?
Classified as MSL 1, the TPS7A2050PDBVR is considered moisture-insensitive and can withstand unlimited exposure to ambient humidity before baking is required prior to reflow soldering. This simplifies storage and handling logistics in high-volume manufacturing, eliminating the need for desiccant packaging or bake-out procedures unless extended storage exceeds six months under uncontrolled conditions. As long as standard ESD precautions are followed, the component is robust against typical environmental stresses encountered in surface-mount assembly flows.
What are the implications of the RoHS3 compliance status for global market distribution of products using the TPS7A2050PDBVR?
RoHS3 compliance confirms that the TPS7A2050PDBVR meets all European Union restrictions on hazardous substances, including exemptions for certain medical devices and monitoring equipment. This allows unrestricted use in consumer electronics, industrial control systems, and telecommunications hardware sold into EU markets without additional testing or documentation. It also aligns with similar regulations in China (China RoHS), Japan (J-MOSS), and other jurisdictions, facilitating global supply chain integration without re-qualification delays.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS7A2050PDBVR

Product Attribute TPS7A2055PDBVR TPS7A2045PDBVR TPS7A2050PDQNR TPS7A2036PDBVR
Part Number TPS7A2055PDBVR TPS7A2045PDBVR TPS7A2050PDQNR TPS7A2036PDBVR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Output Type - Current - Unbuffered Voltage - Buffered -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Control Features - - - -
Voltage - Output (Min/Fixed) - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Voltage - Output (Max) - - - -
Protection Features - - - -
Current - Quiescent (Iq) - - - -
Current - Output - - - -
Current - Supply (Max) - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Voltage - Input (Max) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Voltage Dropout (Max) - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Series - - - -
Output Configuration - - - -
Number of Regulators - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
PSRR - - - -

TPS7A2050PDBVR Datasheet PDF

Download TPS7A2050PDBVR pdf datasheets and Texas Instruments documentation for TPS7A2050PDBVR - Texas Instruments.

PCN Assembly/Origin
Additional Assembly sites 21/Sep/2021.pdf
PCN Packaging
Additional Binary Codes 03/Oct/2022.pdf
PCN Design/Specification
TPS7A20 17/Dec/2021.pdf

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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.
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TPS7A2050PDBVR Image

TPS7A2050PDBVR

Texas Instruments
32D-TPS7A2050PDBVR

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

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