TPS7A4001-EP

OUT

FB

GND

C

IN

R

1

C

BYP

C

OUT

IN

EN

V

IN

V

OUT

R

2

V

EN

V

IN

100 V

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TPS7A4001-EP

SBVS226 – AUGUST 2015

TPS7A4001-EP 100-V Input Voltage, 50-mA, Very High Voltage Linear Regulator

1 Features

2 Applications

1

•

Very High Maximum Input Voltage: 100 V

•

Microprocessors, Microcontrollers Powered by

Industrial Busses With High Voltage Transients

•

Wide Input Voltage Range: 7 to 100 V

•

Industrial Automation

•

Accuracy:

•

Telecom Infrastructure

–

Nominal: 1%

•

Automotive

–

Over Line, Load, and Temperature: 2.7%

•

Power over Ethernet (PoE)

•

Low Quiescent Current: 25 µA

•

LED Lighting

•

Quiescent Current at Shutdown: 4.1 µA

•

Bias Power Supplies

•

Maximum Output Current: 50 mA

•

CMOS Logic-Level-Compatible Enable Pin

3 Description

•

Adjustable Output Voltage from about 1.175 to

The TPS7A4001-EP device is a very high voltage-

90 V

tolerant linear regulator that offers the benefits of a

•

Stable With Ceramic Capacitors:

thermally-enhanced package (HVSSOP) and is able

to

withstand

continuous

DC

or

transient

input

–

Input Capacitance:

≥1 µF

voltages of up to 100 V.

–

Output Capacitance:

≥4.7 µF

The TPS7A4001-EP device is stable with any output

•

Dropout Voltage: 290 mV

capacitance greater than 4.7 µF and any input

•

Built-In Current Limit and Thermal Shutdown

capacitance greater than 1 µF (over temperature and

Protection

tolerance). Therefore, implementations of this device

•

Package: High Thermal Performance HVSSOP

require

minimal

board

space

because

of

its

PowerPAD™

miniaturized packaging (HVSSOP) and a potentially

small output capacitor. In addition, the TPS7A4001-

•

Supports Defense, Aerospace, and Medical

EP device offers an enable pin (EN) compatible with

Applications

standard

CMOS

logic

to

enable

a

low-current

–

Controlled Baseline

shutdown mode.

–

One Assembly and Test Site

The TPS7A4001-EP device has an internal thermal

–

One Fabrication Site

shutdown and current limiting to protect the system

during fault conditions. The TPS7A4001-EP device

–

Available in Military (–55°C to 125°C)

Temperature Range

125°C.

–

Extended Product Life Cycle

In addition, the TPS7A4001-EP device is ideal for

–

Extended Product-Change Notification

generating a low-voltage supply from intermediate

–

Product Traceability

voltage rails in telecom and industrial applications;

not only can it supply a well-regulated voltage rail, but

Typical Application Schematic

it can also withstand and maintain regulation during

very high and fast voltage transients. These features

translate to simpler and more cost-effective electrical

surge-protection

circuitry

for

a

wide

range

of

applications, including PoE, bias supply, and LED

lighting.

Device Information(1)

PART NUMBER

PACKAGE

BODY SIZE (NOM)

TPS7A4001-EP

HVSSOP (8)

3.00 mm × 5.00 mm

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

the end of the data sheet.

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.