© 1997 SEMTECH CORP.

652 MITCHELL ROAD NEWBURY PARK CA 91320

BATTERY

CHARGE CONTROLLER

SC1766

Janaury 30, 1998

TYPICAL APPLICATIONS (cont.)

Step-Up Rechargeable Battery Charger

** CHARGING CURRENT = 0.8A, AUTO CUT-OFF AT 0.25% - DELTA-V POINT AND FAULT CONDITIONS (RIF SETS THE CHARGING CURRENT).

** V

** SHORT CIRCUIT CONDITION IS PROTECTED WITH A 2A FUSE.

Step-Up/Down Rechargeable Battery Charger

** FAST CHARGE CURRENT =0.8A @V

TRICKLE CHARGE CURRENT = 30mA (RIF SETS FAST CHARGE CURRENT, RIT SETS TRICKLE CHARGE CURRENT).

** TYPICAL EFFICIENCY = 75%

** WITH SHORT CIRCUIT PROTECTION.