BD9889FV controller equivalent, dc-ac inverter controller.
UVLO
NA1 NB1
NA2 NB2 PGND FAIL
Pin No.
1
2
3
4
5
6
7 8 9 10 11 12 13 14 15 16 17 18 19 20
21
22
23 24 25 26 27 28
Pin Name DUTY
BRT
BCT
RT
SRT
CT
GND FB1 IS1 VS1 FB2 IS2 VS2 VREF FAIL STB COMP1 COMP2 UVLO REG
SS
SCP
NA2 NB2 PGND NB1 NA1 Vcc
Funct.
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