TPS7A1901DRBR Texas Instruments Integrated Circuit (Small Outline No-lead) In Stock

Name: TPS7A1901DRBR
Brand: Texas Instruments
SKU: TPS7A1901DRBR
Availability: InStock

TPS7A1901DRBR is a 40V, 450mA adjustable low-dropout (LDO) voltage regulator with ultra-low quiescent current and power good output. Features 0.24V typical dropout and 4–40V input range. From $0.87, in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026

Package / Visual Reference

TPS7A1901DRBRSmall Outline No-lead

Quick Facts

Manufacturer: Texas Instruments
Package: Small Outline No-lead
Pin Count: 9
Lifecycle: ACTIVE
Datasheet: TPS7A1901DRBR Datasheet PDF
Category: Integrated Circuit
Price: From $0.8679(MOQ 1)
Temp Range: -40.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of TPS7A1901DRBR?

40V high input voltage range supports wide power supply applications
450mA output current with only 0.24V typical dropout voltage
Ultra-low quiescent current minimizes power consumption in standby
Adjustable output voltage for flexible system design
Integrated Power Good output for system sequencing and monitoring
WSON-8 small outline no-lead package for compact PCB designs

What is TPS7A1901DRBR used for?

The TPS7A1901DRBR is ideal for industrial power supplies, automotive electronics, and battery-powered devices requiring efficient voltage regulation from high-input sources. Its wide 4–40V input range and ultra-low quiescent current make it well-suited for always-on systems, IoT sensors, and portable instruments. The integrated Power Good signal simplifies system startup sequencing in multi-rail designs.

What are the specifications of TPS7A1901DRBR?

Pbfree Code	Yes
Date Of Intro	2016-10-02
YTEOL	15
Adjustability	ADJUSTABLE
Dropout Voltage1-Max	0.45V
Dropout Voltage1-Nom	0.24V
Input Voltage-Max	40V
Input Voltage-Min	4V
JESD-30 Code	S-PDSO-N8
JESD-609 Code	e4
Line Regulation-Max (%/V)	0.016
Load Regulation-Max(%)	0.6%
Number of Functions	1
Number of Outputs	1
Operating Temperature TJ-Max	125°C
Operating Temperature TJ-Min	-40 °C
Output Current1-Max	0.45A
Output Voltage1-Max	18V
Output Voltage1-Min	1.5V
Package Body Material	PLASTIC/EPOXY
Package Shape	SQUARE
Package Style	SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Packing Method	TR
Peak Reflow Temperature (Cel)	260
Regulator Type	ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface Mount	YES
Technology	BICMOS
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	NO LEAD
Terminal Pitch	0.65mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Voltage Tolerance-Max	2%
Package	Small Outline No-lead

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8542.39.00.90
Country of Origin	Philippines

Where can I find the TPS7A1901DRBR datasheet?

TPS7A1901DRBR Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TPS7A1901DRBR?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the input voltage range of the TPS7A1901DRBR?

The TPS7A1901DRBR supports an input voltage range of 4V to 40V, making it suitable for industrial, automotive, and high-voltage power supply applications where wide input variation is common.

What is the dropout voltage of the TPS7A1901DRBR?

The TPS7A1901DRBR has a typical dropout voltage of 0.24V and a maximum of 0.45V at full 450mA load current, ensuring efficient low-loss regulation even when input and output voltages are close.

Is the TPS7A1901DRBR output voltage adjustable?

Yes, the TPS7A1901DRBR features an adjustable output voltage, allowing designers to set the desired output using external resistors. This flexibility makes it adaptable to a wide range of power supply designs.

What does the Power Good feature do on the TPS7A1901DRBR?

The Power Good output on the TPS7A1901DRBR is an open-drain signal that indicates when the output voltage has reached its regulation target. It is commonly used for system sequencing, microcontroller reset control, and multi-rail power management.

What package does the TPS7A1901DRBR come in?

The TPS7A1901DRBR is available in an 8-pin WSON (Small Outline No-Lead) package, which offers a compact footprint ideal for space-constrained PCB designs in portable and industrial applications.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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AvailabilityIn Stock

Reference Price (USD)

From $0.8679

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$2.1040	$2.10
180+	$1.1247	$202.45
235+	$1.0824	$254.36
250+	$0.9329	$233.22
500+	$0.8975	$448.76
618+	$0.8679	$536.36

pcs

Unit price: $2.1040 · Total: $2.10

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”

James Wright

Supply Chain Director, CircuitPro Ltd, UK

TPS7A1901DRBR Texas Instruments Integrated Circuit (Small Outline No-lead) In Stock

What are the key features of TPS7A1901DRBR?

What is TPS7A1901DRBR used for?

What are the specifications of TPS7A1901DRBR?

Compliance & Regulatory

Where can I find the TPS7A1901DRBR datasheet?

What are equivalent replacements for TPS7A1901DRBR?

Frequently Asked Questions

What is the input voltage range of the TPS7A1901DRBR?

What is the dropout voltage of the TPS7A1901DRBR?

Is the TPS7A1901DRBR output voltage adjustable?

What does the Power Good feature do on the TPS7A1901DRBR?

What package does the TPS7A1901DRBR come in?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

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