ncp303lsn17t1 ON Semiconductor, ncp303lsn17t1 Datasheet

ncp303lsn17t1

Manufacturer Part Number

ncp303lsn17t1

Description

Voltage Detector Series With Programmable Delay

Manufacturer

ON Semiconductor

Datasheet

1.NCP303LSN17T1.pdf (26 pages)

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NCP302, NCP303

Voltage Detector Series

with Programmable Delay

current voltage detectors that contain a programmable time delay

generator. These devices are specifically designed for use as reset

controllers in portable microprocessor based systems where extended

battery life is paramount.

hysteresis and an externally programmable time delay generator. This

combination of features prevents erratic system reset operation.

are available with either an active high or active low reset. The

NCP303 series has an open drain N-Channel output with an active low

reset output.

Features

•

Typical Applications

•

November, 2007 - Rev. 20

The NCP302 and NCP303 series are second generation ultra-low

Each series features a highly accurate undervoltage detector with

The NCP302 series consists of complementary output devices that

(Except for Voltage Options from 0.9 to 1.1 V)

Quiescent Current of 0.5 mA Typical

High Accuracy Undervoltage Threshold of 2.0%

Externally Programmable Time Delay Generator

Wide Operating Voltage Range of 0.8 V to 10 V

Complementary or Open Drain Output

Active Low or Active High Reset

Specified Over the -40°C to +125°C Temperature Range

Pb-Free Packages are Available

Microprocessor Reset Controller

Low Battery Detection

Power Fail Indicator

Battery Backup Detection

Inverter for active low devices.

Buffer for active high devices.

Input

Complementary Output Configuration

ref

NCP302xSNxxT1

GND 5

Figure 1. Representative Block Diagrams

This device contains 28 active transistors.

Output

Reset

Input

Open Drain Output Configuration

See detailed ordering and shipping information in the ordering

information section on page 22 of this data sheet.

ref

(Note: Microdot may be in either location)

NCP303LSNxxT1

Ground

Output

xxx

Reset

GND 5

ORDERING INFORMATION

Input

PIN CONNECTIONS

http://onsemi.com

CASE 483

= Specific Device Code

= Assembly Location

= Year

= Work Week

= Pb-Free Package

SOT23-5

TSOP-5/

(Top View)

Publication Order Number:

MARKING

DIAGRAM

N.C.

xxx AYWG

Reset Output

NCP302/D

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