2

FN6141.0

December 22, 2006

Functional Block Diagrams

POR

RST/MR

PB

GND

ISL88016

ISL88017

VOLTAGE

SETTING

VSET1

VSET2

VSET3

Product Features Table

FUNCTION

ISL88016

ISL88017

Active-Low Reset (RST)

xx

Manual Reset Input (MR)

xx

1.60V to 2.85V (50mV Increments) Pin-Selectable Voltage Trip Range

x

2.15V to 4.65V (100mV Increments) Pin-Selectable Voltage Trip Range

x

Pb-Free Package Option Available

xx

Pin Descriptions

PIN

NAME

FUNCTION

1

A reset is first asserted when the device is initially powered up to ensure that the power supply has

with hysteresis to help prevent chattering due to noise and is immune to brief power-supply transients.

2

GND

Ground.

3

VSET1

floating in various combinations to program the falling voltage trip point. See Voltage Trip Point Setting

Table on following page for programming configurations.

4

VSET2

5

VSET3

6

RST/MR

Proprietary TwinPin™ technology combines Active-Low Reset Output and Manual Reset Input

Functions into one pin. This dual function pin functions as both the reset output and a manual reset

debounced input to which a user can connect a push-button to add manual reset capability.

ISL88016, ISL88017