| Part Number | DK124 |
| Manufacturer | DongKe Semicondutor |
| Title | OFF-LINE SWITCH MODE POWER CONTROLLER |
| Description | The DK124 IC is specially design for off-line switch mode power supply, maximum power is 24W. Different from PWM controller and external power sep... |
| Features |
· 85V—265V wide range AC power input. · Build-in 700V power transistor. · Internal integrated high voltage starting circuit, no need for additional resistance. · Internal 16mS soft-start circuit. · Internal power compensation circuit to keep the stability of max. output power in both high and low vo... |
| Datasheet | DK124 pdf datasheet - 459.94KB |
| Part Number | DK125 |
| Manufacturer | DongKe Semicondutor |
| Title | Offline switching power supply controller |
| Description | The DK125 is a secondary side fly-back type AC-DC Switch Mode Power Controlling IC. Designed with high integration CMOS circuit, it has protection. |
| Features |
·90V—265V wide range AC power input. ·Built-in 700V HV BJT ·Internal integrated high voltage starting circuit, no need for additional resistance ·Burst mode (22kHz Intermittent operation mode) ·Standby power consumption < 0.3W ·65KHz PWM switching frequency ·4KV ESD ·Internal power compensation circ. |
| Datasheet | DK125 pdf datasheet |
| Part Number | DK124G |
| Manufacturer | DongKe Semicondutor |
| Title | 18W high performance AC/DC conversion chip |
| Description | . |
| Features |
. |
| Datasheet | DK124G pdf datasheet |
| Part Number | DK1208 |
| Manufacturer | DongKe Semicondutor |
| Title | 12W high-performance quasi-resonant switching power supply control chip |
| Description | . |
| Features |
. |
| Datasheet | DK1208 pdf datasheet |
| Part Number | DK1203 |
| Manufacturer | DongKe Semicondutor |
| Title | AC-DC Switch Mode Power controller |
| Description | The DK1203 is a secondary side flyback type AC-DC Switch Mode Power Controlling IC. With integrated 700V high voltage power transistor,patented se. |
| Features |
· 85V—265V wide range AC power input. · Build-in 700V power transistor. · Internal integrated high voltage starting circuit, no need for additional resistance. · Integrated self-start circuit. · Pulse-Width Modulation (PWM) controlled system. · VCC operating voltage range: 4-6V. · 65kHz switching fr. |
| Datasheet | DK1203 pdf datasheet |
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