PWM

COMP

OVP

COMP

ERROR

AMP

UVP

COMP

LOGIC

Oscillator

85% Duty

Cycle Limit

Load Current

Measurement

Driver

Internal

Supply

Shutdown

Comparator

Thermal

Shutdown

Bandgap Voltage

Reference

+

-

+

BG

-

+

BG

+

BG

-

GND

FSLCT

¦

SW

FB

SHDN

RESET

RESET

DRIVE

UVP

SD

THERMAL

OVP

SET

-

LM2698

www.ti.com

SNVS153E – MAY 2001 – REVISED APRIL 2013

Block Diagram

ORDER NUMBER

PACKAGE TYPE

PACKAGE QUANTITY

LM2698MM-ADJ

1000

LM2698MM-ADJ/NOPB

1000

VSSOP

LM2698MMX-ADJ

3500

LM2698MMX-ADJ/NOPB

3500

(1)

For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI

website at www.ti.com.

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam

during storage or handling to prevent electrostatic damage to the MOS gates.

Copyright © 2001–2013, Texas Instruments Incorporated

Submit Documentation Feedback

3

Product Folder Links: LM2698