SC1766 查看數據表（PDF） - Semtech Corporation

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SC1766

BATTERY CHARGE CONTROLLER

Semtech Corporation 

BATTERY

CHARGE CONTROLLER

Janaury 30, 1998

TYPICAL APPLICATIONS (cont.)

Step Down Low-Side Current Sense Battery Charger

SC1766

Discharge Circuit of

Rechargeable Battery

FINAL VOLTAGE

OF BATTERY R26

6V

6.8K

5V

5.1K

4V

3.9K

3V

2.7K

Test Circuit

NOTE: The final voltage of battery is determined by R26.

Discharge current is decided by R5. S1: Push to initiate discharge.

Flashing-LED Circuit for Trickle Mode

Buzzer Circuit for Trickle Charge Mode

NOTE: Frequency (about 1Hz) is determined by R33 and C33.

LED will flash when LED pin goes low.

© 1997 SEMTECH CORP.

NOTE: Frequency (about 1Hz) is determined by R33 and C33.

Buzzer will be activated when LED pin goes low.

652 MITCHELL ROAD NEWBURY PARK CA 91320

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