Load (A)

60

70

80

90

100

1m

10m

100m

1

5

D002

TPS82084

2.5 V to 6 V

R1

200 k

R2

160 k

V

IN

POWER GOOD

VOUT

FB

VIN

GND

EN

PG

C2

22 µF

R3

499 k

V

OUT

1.8 V/2 A

C1

10 µF

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Folder

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TPS82084

SLVSD11A – JUNE 2015 – REVISED SEPTEMBER 2015

TPS82084 2-A High Efficiency Step-Down Converter MicroSiP™ with Integrated Inductor

1 Features

3 Description

The TPS82084 device is a 2-A step-down converter

1

•

2-A, Low Profile MicroSiP™ Power Module

MicroSiP™ module optimized for small solution size

•

DCS-Control™ Topology

and high efficiency. The power module integrates a

•

Up to 95% Efficiency

synchronous step-down converter and an inductor to

simplify design, reduce external components and

•

17-µA Operating Quiescent Current

save PCB area. The low profile and compact solution

•

-40°C to 125°C Operating Temperature Range

is suitable for automated assembly by standard

•

Hiccup Short Circuit Protection

surface mount equipment.

•

2.5-V to 6-V Input Voltage Range

To maximize efficiency, the converter operates in

•

PWM mode with a nominal switching frequency of

2.4MHz and automatically enters Power Save Mode

•

Power Save Mode for Light Load Efficiency

operation at light load currents. In Power Save Mode,

•

100% Duty Cycle for Lowest Dropout

the device operates with typically 17-µA quiescent

•

Output Discharge Function

current. Using the DCS-Control™ topology, the

•

Power Good Output

device achieves excellent load transient performance

and accurate output voltage regulation. The EN and

•

Integrated Soft Startup

PG pins, which support sequencing configurations,

•

Over Temperature Protection

bring a flexible system design. An integrated soft

•

3.0-mm x 2.8-mm x 1.3-mm 8-Pin µSiL Package

startup reduces the inrush current required from the

input supply. Over temperature protection and Hiccup

2 Applications

short circuit protection deliver a robust and reliable

solution.

•

Battery Powered Applications

•

Solid State Drives

•

Processor Supply

PART NUMBER

PACKAGE

BODY SIZE (NOM)

•

Mobile Phones

TPS82084

µSiL (8)

3.00 mm x 2.80 mm

(1)

For all available packages, see the orderable addendum at

the end of the datasheet.

4 Simplified Schematic

1.8 V Output Application

1.8 V Output Efficiency

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.