ISL6118HIB Просмотр технического описания (PDF) - Renesas Electronics

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Компоненты Описание

производитель

ISL6118HIB

Dual Power Supply Controller

Renesas Electronics 

ISL6118

Simplified Block Diagram

GND

CHANNEL 1 LIKE CHANNEL 2

FAULT_1

VIN

EN_1

EN_2

POR

Q-PUMP

CURRENT AND TEMP.

MONITORING, GATE AND

OUTPUT CONTROL

LOGIC

OUT_1

OUT_2

FAULT_2

Pin Descriptions

PIN NO. DESIGNATOR

FUNCTION

DESCRIPTION

1

GND

IC Reference

2

VIN

Chip Bias, Controlled VIN provides chip bias voltage. At VIN < 2.5V chip functionality is disabled, FAULT_X latch

Supply Input,

is cleared and floating and OUT is held low.

Undervoltage Lock-Out

3, 4 ENABLE_1, 2/ Channel Enable/

ENABLE_1, 2 Enable not Inputs

Enables/Disables switch.

5, 8 FAULT OUT_2, 1 Channel 2, 1

Channel overcurrent fault-not indicator. FAULT floats and is disabled until VIN > 2.5V. This

Overcurrent Fault not output is pulled low after the OC timeout period has expired and stays latched until ENABLE

Indicator

is deasserted.

6, 7

OUT_2, 1 Channel 2,1 Controlled Channel voltage output, connect to load to protect. Upon an OC condition OUT is current

Supply Output

limited to 0.6A. Current limit response time is within 200µs. This output will remain in current

limit for a determined time before being latched off.

FN9008 Rev 2.00

March 2004

Page 2 of 10

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