MP2674 – CHARGE SYSTEM PROTECTION CIRCUIT

MP2674 Rev. 0.9

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4

11/8/2010

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PIN FUNCTIONS

8-pin

QFN

Name

Description

1

VIN

Input Power Source. VIN can withstand 30V input.

2, 5

GND

System Ground.

3

NC

No Connect. Keep it floating.

4

FLT

Open-Drain Logic Output. This pin turns LOW when any protection event occurs.

Connect a pull-up resistor to VIN pin. Higher than 10kΩ is recommended.

6

VB

Battery Voltage Monitoring Input. Connect this pin to the battery pack positive

terminal via an isolation resistor.

7

ILIM

Over-current Protection Threshold Setting. Connect a resistor between this pin and

GND to set the OCP threshold.

8

OUT

Output pin and input pin of the protected charger.