Inverter Pcb Layout Positions - Samsung RF32FMQDBSR/AA Service Manual

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PCB DIAGRAM

5-2. Inverter PCB Layout positions

1. PCB Power Supply : Supplies DC 15V and 5V to the inverter circuit for the compressor control.
2. Inverter Control Circuit : Fridge Compressor Control Circuit
3. Bootstrap Charger : This is an independent power circuit for driving the IPM High-Phase IGBT.
4. Current Pickup Circuit : This picks up the currents taken by the Shunt resistance and performs the PWM Duty
control
5. IPM (FNB40560)
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