BD9883AF controller equivalent, dc-ac inverter controller.
SS
CT RT
BRT BCT
DUTY
VCC
Pin No. Pin Name
Function
STB
STB BLOCK
SYSTEM ON/OFF
OSC BOSC
+ -
VCC
1 2
3
FB
IS +
VS +
F/B BLOCK
PWM BLOCK
VCC UVLO
+
LOGIC BLOCK
REG BLOCK
HN OUTPUT BLOCK
LN OUTPUT BLOCK
REG
BST HN SW LN
PGND
4 5 6 7.
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