| ● Non-Isolated Constant Current Driver IC | |||||||||
| Model | Power Transistor | Maximum Power (220Vac) | Typical Efficiency | Over-Temperature Protection | LED Open Circuit Protection | Constant Current Accuracy | Dimming | Package Type | Applications |
| HT9126DA | 1A/500V | 18W | 90% | Internal | Y | ±5% | N/A | DIP8 | Bulb Lights, Ceiling Lights |
| HT9831S | 0.8A/500V | 14W | 90% | Internal | Y | ±3% | N/A | SOP8L | Spotlights, Bulb Lights |
| ● Constant Current Backlight Driver | |||||||||
| Model | Package Type | Standby Current | Output Mode | Average Sampling Voltage | Maximum Output Current | Conversion Efficiency | Maximum Switching Frequency | Dimming Mode | Applications |
| HT4123 | SO23-6 | 10uA | Constant Current | 100mV | 2A | 94% | 600KHZ | PWM Dimming+Analog Dimming | Table Lamps, Monitor Backlights, High-End Lighting |
| ● Dual Winding Isolated Constant Current Driver IC | |||||||||
| Model | Power Transistor | Maximum Power | Typical Efficiency | Over-Temperature Protection | LED Open Circuit Protection | Constant Current Accuracy | Dimming | Package Type | Applications |
| HT9822K | 0.5A/650V | 4W | 80% | Internal | Y | ±5% | N/A | TO-92 | Spotlights, Bulb Lights, Recessed Lights |