C

A

5

4

3

2

1

TOP VIEW

IRQ

RESET

SPI _

CLK

VIN

GND_B1

GND_B1

SW _B1

VIN_B1

FB_B1

NC

VCOMP

GND

GND_B2

GND_B2

LDO_

VIN

LDO_

OUT

VIN_IO

SPI_CS

SPI_DO

SPI_DI

GND

SW_B2

NC

VIN_B2

FB_B2

B

D

E

LM10502

www.ti.com

SNVS884B – AUGUST 2012 – REVISED MAY 2013

Overview

The LM10502 contain two buck converters and one LDO. The table below list the output characteristics of the

power regulators.

SUPPLY SPECIFICATION

Table 1. Output Voltage Configurations for LM10502

Maximum Output

Typical

Regulator

Start-Up

VOUT

Comments

Current Iout-max

Application

1.1V to 3.6V;

Buck 1(1)

1.8V

1A

VCCQ

Flash

50 mV steps

0.7V to 1.335V;

Buck 2(1)

1.2V

1A

VCore

Interface

5 mV steps

LDO

3.0V

3.0V

250 mA

VHOST controller

Can be used to provide VVIN_IO

(1)

Default voltage values are determined when working in PWM mode. Voltage may be 0.8-1.6% higher when in PFM mode.

Connection Diagram and Package Marking

Copyright © 2012–2013, Texas Instruments Incorporated

Submit Documentation Feedback

3

Product Folder Links: LM10502