NCV4269D1G datasheet(2/16 Pages) ONSEMI

Part #	NCV4269D1G

Description	5.0 V Micropower 150 mA LDO Linear Regulator with DELAY, Adjustable RESET, and Sense Output

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NCV4269

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2

I

RO

Q

SO

RADJ

D

Figure 1. Block Diagram

GND

SI

Reference

or

RRO

RSO

Error

Amplifier

Reference

and Trim

Current and

Saturation

Control

+

−

PIN CONNECTIONS

SO

RO

Q

GND

114

GND

I

D

SI

RADJ

1

20

NC

GND

NC

I

D

SI

RADJ

Q

NC

SO

RO

SO−20L

SO−14

GND

D

18

RO

RADJ

SO

SI

Q

I

SO−8

PACKAGE PIN DESCRIPTION

Package Pin Number

Pin Symbol

Function

SO−8

SO−14

SO−20L

3

1

RADJ

Reset Threshold Adjust; if not used to connect to GND.

4

2

D

Reset Delay; To Set Time Delay, Connect to GND with Capacitor

5

3, 4, 5, 6,

10, 11, 12

4, 5, 6, 7, 14,

15, 16, 17

GND

Ground

−

3, 8, 9, 13, 18

NC

No connection to these pins from the IC.

6

7

10

RO

Reset Output; The Open−Collector Output has a 20 k

W Pullup Resistor to

Q. Leave Open if Not Used.

7

8

11

SO

Sense Output; This Open−Collector Output is Internally Pulled Up by

20 k

W pullup resistor to Q. If not used, keep open.

8

9

12

Q

5 V Output; Connect to GND with a 10

mF Capacitor, ESR < 10 W.

1

13

19

I

Input; Connect to GND Directly at the IC with a Ceramic Capacitor.

2

14

20

SI

Sense Input; If not used, Connect to Q.

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