HC2609A is an offline switching power supply chip with a peak output power of 15W. HC2609A integrates a PWM controller, 700V power tube and primary peak current detection circuit. It adopts self-power supply technology, which can omit the auxiliary power supply winding, simplify the peripheral circuit and PCB layout, and is suitable for low-power flyback switching power supply. HC2609A has a temperature control mode to avoid charging interruption during charging.
Features:-
- Built-in 700V high-voltage power tube
- Output constant power control
- Built-in 16mS soft-start circuit
- Self-powered technology, no need for external auxiliary winding power
supply - Built-in frequency modulation circuit simplifies peripheral EMI
design costs - Complete overvoltage, overtemperature, overcurrent, overload, and
output open circuit protection - Built-in temperature control mode to avoid charging interruption
during charging - Using SOP8 package
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