LP38500 datasheet(3/33 Pages) TI2

3 / 33 page

LP38500-ADJ, LP38502-ADJ

www.ti.com

SNVS539H – NOVEMBER 2007 – REVISED SEPTEMBER 2015

5 Pin Configurations and Functions

KTT Package (LP38500)

KTT Package (LP38502)

5-Pin DDPAK/TO-263

Top View

NDQ Package (LP38500)

NDQ Package (LP38502)

5-Pin TO-263

Top View

NGS Package (LP38500A)

NGS Package (LP38502A)

8-Pin WSON

Top View

Pin Functions

TYPE

DESCRIPTION

NAME

KTT

NDQ

NGS

ADJ

Sets output voltage

Enable (LP38502-ADJ only). Pull high to enable the output, low to disable the output.

This pin has no internal bias and must be either tied to the input voltage, or actively

driven.

GND

Ground

Input supply (LP38500-ADJ only). Input supply pins share current and must be

—

connected together on the PC board.

Input supply. Input Supply pins share current and must be connected together on the

3, 4

PC board.

In the LP38500-ADJ, this pin has no internal connections. It can be left floating or used

N/C

—

for trace routing.

Regulated output voltage. Output pins share current and must be connected together on

OUT

5, 6, 7

the PC board.

The DAP is used to remove heat from the device by conducting it to a copper clad area

on the PCB which acts as a heatsink. The DAP is electrically connected to the backside

DAP

√

—

of the die. The DAP must be connected to ground potential, but can not be used as the

only ground connection.

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LP38500 Datasheet(PDF) 3 Page - Texas Instruments

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