Part

Number

Channels Output

Current

Operating

Voltage

Min.

Output

Voltage

Quiescent

Current

Frequency Package Features

Min.

Max.

XRP7713

3

3 x 5A

4.75V

25V

0.9V

9mA

Prog.

0.3MHz to

1.5MHz

TQFN-32

DPWM Controller

I²C (re)configurable

Built-in 3.3V/5V LDO - Integrated Drivers

Full protection

XRP7714

4

5A

4.75V

25V

0.9V

9mA

Prog.

0.3MHz to

1.5MHz

TQFN-40

DPWM Controller

I²C (re)configurable

Built-in 3.3V/5V LDO - Integrated Drivers

Full protection

XRP7704

4

4 x 5A

6.5V

20V

0.9V

9mA

Prog.

0.3MHz to

1.5MHz

TQFN-40

DPWM Controller

I²C (re)configurable

Built-in 3.3V/5V LDO - Integrated Drivers

Full protection

XRP7708

4

2 x 5A

2 x 8A

6.5V

20V

0.9V

9mA

Prog.

0.3MHz to

1.5MHz

TQFN-40

DPWM Controller

I²C (re)configurable

Built-in 3.3V/5V LDO - Integrated Drivers

Full protection

XRP7740

4

2 x 5A

2 x 15A

6.5V

20V

0.9V

9mA

Prog.

0.3MHz to

1.5MHz

TQFN-40

DPWM Controller

I²C (re)configurable

Built-in 3.3V/5V LDO - Integrated Drivers

Full protection

Applications

•

Consumer - Set-Top Box (STB), IP Camera, Plasma

Display Panel (PDP)

•

Computing - Server, Storage Systems

•

Industrial - Automatic Test Equipment, Point of Sale

•

Medical Equipment

•

Networking and Telecommunications Equipment,

Ethernet Adapter cards

•

Three to four switching buck (step-down) controllers

each with internal FET drivers

•

Output voltages programmable from 0.9V to 5.1V

•

Up to 6 (re)configurable GPIO pins

•

Fully programmable via I²C interface

•

Independent Digital Pulse Width Modulator (DPWM)

channels with five coefficient PID control

•

High Integration: elimination of external circuits and

components required for compensation, parameter

adjustment and interface

•

Programmable DPWM frequency range (300 kHz

to 1.5 MHz) enables efficiency and component size

optimization

•

Complete power monitoring and reporting

•

Independently controlled start-up delay and ramp for

each regulator

•

Independently controlled soft-stop delay and ramp for

each regulator with a programmable stop voltage

•

Over-temperature protection (OTP) and Under Voltage

Lockout (UVLO); per-channel over-current protection

(OCP) and over-voltage protection (OVP)

•

Built-in LDO (configurable to 3.3V or 5V) with over-

current protection

•

Non-volatile memory for system

GPIO

Vin

OTP

Memory

Configuration

Registers

I²C

Interface

I²C

Under

Voltage

Lockout

Power-

Good

Monitor

Over-

Temp

Monitor

Fault

Handling

Configurable LDO

Linear Voltage Regulator

LDO

GPIO

Ports

Soft Start/Stop Voltage Ramp and Timing Control

Vref

FET

Driver

FET

Driver

FET

Driver

DPWM Switching Controller #1

Internal LDO

DPWM Switching Controller #2

DPWM Switching Controller #3

DPWM Switching Controller #4

FET

Driver

Vout4

Vin4

Vout3

Vin3

Vout2

Vin2

Vout1t

Vin1

3