High Efficiency 2A

Synchronous Buck Converter

ZSPM4012

Datasheet

© 2016 Integrated Device Technology, Inc.

2

April 15, 2016

Typical Applications

• Wireless access points,

cable modems

• Set-top boxes

• DVD, LCD, LED supplies

• Portable products,

including GPS, smart

phones, tablet PCs

• Printers

VCC

Over Current

Protection

Gate

Drive

Gate

Drive

Bootstrap

Voltage

VCC

Gate Drive

Control

FB

VSW

Vref

&

Soft Start

Oscillator

Ramp

Generator

Comparator

Error Amp

GND

Under-Voltage

Protection

MONITOR

&

CONTROL

Thermal

Protection

Over-Voltage

Protection

VCC

FB

VCC

VCC

BST

VOUT

S

EN

PGND

PG

CBST

COUT

LOUT

RTOP

RBOT

PFM Mode

Comparator

Vref

4.2V

Compensation

Network

ZSPM4012 Block Diagram

Ordering Information

Ordering Code

Description

Package

ZSPM4012AA1W00

ZSPM4012, 2A Synchronous Buck Converter: adjustable output, 0.9V to 5V,

16-pin 3x3mm QFN

7” reel with 1000 ICs

ZSPM4012AA1W15

ZSPM4012, 2A Synchronous Buck Converter: fixed output, 1.5V,16-pin 3x3mm QFN

7” reel with 1000 ICs

ZSPM4012AA1W18

ZSPM4012, 2A Synchronous Buck Converter: fixed output, 1.8V,16-pin 3x3mm QFN

7” reel with 1000 ICs

ZSPM4012AA1W25

ZSPM4012, 2A Synchronous Buck Converter: fixed output, 2.5V,16-pin 3x3mm QFN

7” reel with 1000 ICs

ZSPM4012AA1W33

ZSPM4012, 2A Synchronous Buck Converter: fixed output, 3.3V,16-pin 3x3mm QFN

7” reel with 1000 ICs

ZSPM4012AA1W50

ZSPM4012, 2A Synchronous Buck Converter: fixed output, 5.0V,16-pin 3x3mm QFN

7” reel with 1000 ICs

ZSPM4012KIT

ZSPM4012KIT, Evaluation Kit for 2A Synchronous Buck Converter

Kit