UTC 3563
BLOCK DIAGRAM
LINEAR INTEGRATED CIRCUIT
PIN SYMBOL
DESCRIPTION
1
DC 2A switch collector
2
DE Darlington switch emitter
3
CF Oscillator timing capacitor
4
GND Power ground
PIN SYMBOL
DESCRIPTION
5
FB Feedback comparator inverting input
6
VCC Power supply input
7
IS Highside current sense input
(VCC-VIS=300mV)
8 BOOST Bootstrapped driver collector
UTC UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R103-013,B