TPS7A6333-Q1

or

TPS7A6350-Q1

EN

nWD_EN

WD

VOUT

nRST

VIN

RDELAY

ROSC

GND

WD_FLT/

WD_FLG

RESET

FAULT/

FLAG

TPS7A6x01-Q1

EN

WD

VOUT

nRST

VIN

RDELAY

ROSC

GND

R1

FB

R2

WD_FLT/

WD_FLG

RESET

FAULT/

FLAG

nWD_EN

Product

Folder

Sample &

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Technical

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Tools &

Software

Support &

Community

TPS7A6301-Q1, TPS7A6333-Q1, TPS7A6350-Q1, TPS7A6401-Q1

SLVSAB1E – JUNE 2011 – REVISED SEPTEMBER 2015

TPS7A63xx-Q1 and TPS7A6401-Q1 300-mA 40-V Low-Dropout Regulator

1 Features

2 Applications

1

•

Qualified for Automotive Applications

•

Infotainment Systems With Sleep Mode

•

AEC-Q100 Test Guidance With the Following

•

Body Control Modules

Results:

•

Always-On Battery Applications

–

Device Temperature Grade 1: –40°C to 125°C

–

Gateway Applications

Ambient Operating Temperature

–

Remote Keyless Entry Systems

–

Device HBM ESD Classification Level H2

–

Immobilizers

–

Device CDM ESD Classification Level C2

3 Description

•

Low Dropout Voltage

The TPS7A63xx-Q1 and TPS7A6401-Q1 are a family

–

of low-dropout linear voltage regulators designed for

•

4-V to 40-V Wide Input-Voltage Range

low power consumption and quiescent current less

With up to 45-V Transients

than 35 µA in light-load applications. These devices,

•

300-mA Maximum Output Current

designed to achieve stable operation even with a low-

ESR ceramic output capacitor, feature an integrated

•

Ultralow Quiescent Current

programmable window watchdog and overcurrent

–

protection. Designers can program the output voltage

–

using

external

resistors.

A

low-voltage

tracking

•

Fixed (3.3-V and 5-V) and Adjustable (2.5-V to 7-

feature allows for a smaller input capacitor and can

possibly

eliminate

the

need

of

using

a

boost

V) Output Voltages

converter during cold-crank conditions. The power-

•

Integrated Watchdog With Fault/Flag

on-reset delay is fixed (250 µs typical), or an external

•

Stable With Low-ESR Ceramic Output Capacitor

capacitor can program the delay. Because of such

•

Integrated Power-On Reset

features, these devices are well-suited in power

supplies for various automotive applications.

–

Programmable Delay

–

Open-Drain Reset Output

Device Information(1)

•

Integrated Fault Protection

PART NUMBER

PACKAGE

BODY SIZE (NOM)

–

Short-Circuit and Overcurrent Protection

TPS7A63xx-Q1

HTSSOP (14)

5.00 mm × 4.40 mm

TPS7A6401-Q1

–

Thermal Shutdown

TPS7A63xx-Q1

VSON (10)

4.00 mm × 3.00 mm

•

Low Input-Voltage Tracking

(1) For all available packages, see the orderable addendum at

•

Thermally Enhanced 14-Pin HTSSOP-PWP

the end of the data sheet.

Package and 10-Pin VSON-DRK Package

Adjustable Output Voltage Option

Fixed Output Voltage Option

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.