© Semiconductor Components Industries, LLC, 2003

May, 2003 - Rev. 4

1

Publication Order Number:

NCP803/D

NCP803

Very Low Supply Current

3−Pin Microprocessor

Reset Monitor

The NCP803 is a cost-effective system supervisor circuit designed

processor when necessary. No external components are required.

The reset output is driven active within 10

µsec of V

through the reset voltage threshold. Reset is maintained active for a

NCP803 has an open drain active-low RESET output. The output of

in a SOT-23 package.

line. Low supply current of 1.0

µA (V

suitable for battery powered applications.

Features

in 100 mV Steps

Typical Applications

RESET

RESET

NCP803

GND

GND

Figure 1. Typical Application Diagram

µP

0

0

C = 100 nF

SOT-23

(TO-236)

CASE 318

Device

Package

Shipping

ORDERING INFORMATION

NCP803SNxxxT1

SOT-23

3000/Tape & Reel

PIN CONFIGURATION

3

1

2

GND

RESET

SOT-23*

NOTE: *SOT-23 is equivalent to JEDEC (TO-236)

(Top View)

See general marking information in the device marking

section on page 6 of this data sheet.

DEVICE MARKING INFORMATION

xxx = Specific Device Code

M

= Monthly Date Code

MARKING

DIAGRAM

3

2

1

xxxM

2

1

3

options - see page 6 for more details.

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