BP9938C driver equivalent, non-isolated buck offline led driver.
* No VCC Capacitor and Startup Resistor
* Internal 500V Power MOSFET
* Integrated HV JFET for IC Power Supply
* No Auxiliary Winding
* Critical Conduc.
* LED Candle Light
* LED Bulb
* Other LED Lighting
Typical Application
AC
2
1
DRAIN HV
BP9938X
GND
C.
BP9938X is a high precision Buck constant current LED driver. The device operates in critical conduction mode and is suitable for 85Vac~265Vac universal input offline LED lighting.
The BP9938X integrates a 500V power MOSFET. With proprietary MOSFET d.
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