Hi-Power Controller
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Leadtrend is committed to the vision of "Green your power, green the world", and provides high-performance and high-quality AC-DC application solutions with innovative technologies. High-power application products include power factor correction, integrated PFC+QR flyback controller, and LLC resonant controller which have different designs to meet various power supply design requirements. |
Transition Mode PFC Controller
| Part No. | Start-Up (µA) | UVLO ON (V) | UVLO OFF (V) | Driving Cap. (mA) | Switching Freq.(KHz) | Protection | LEB (ns) | Package | Application | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OVP | OLP | BNO | OTP | |||||||||
| LD7593AA/AB | 1 | 16.0 | 8.5 | 700 | Variable | Auto | - | - | Inter.(Auto) | 350 | SOT-26 | TV, Monitor |
| LD7597 | 1 | 12.0 | 7.5 | +500/-800 | Variable | Auto | - | Auto | Inter.(Auto) | 300 | SOP-8 | LED Lighting |
| LD7597A | 1 | 12.0 | 7.5 | +500/-800 | Variable | Auto | - | Auto | Inter.(Auto) | 300 | SOP-8 | LED Lighting |
PFC with QR Controller
| Part No. | HV Current Source for VCC Startup (mA) | UVLO OFF (V) | Driving Cap. (mA) | Switching Freq.(KHz) | Protection | LEB (ns) | Package | Application | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OCP | OVP | OLP | Ext OTP | BNO | ||||||||
| LD7791C | 3.0 | 8.0 | 500/-1200 | 250/85 | Auto | Latch | Auto | Auto | Yes | 250/350 | SOP-16 | TV, Monitor,Adaptor |
| LD7792E | 3.0 | 8.0 | 500/-1200 | 350/100 | Auto | Auto | Auto | Latch | Yes | 250/350 | SOP-16 | TV, Monitor,Adaptor |
Transition Mode PFC Controller
| Part No. | Start-Up (µA) | UVLO ON (V) | UVLO OFF (V) | Driving Cap. (mA) | Switching Freq.(KHz) | Protection | LEB (ns) | Package | Application | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OVP | OLP | BNO | OTP | |||||||||
| LD7597A | 1 | 12.0 | 7.5 | +500/-800 | Variable | Auto | - | Auto | Inter.(Auto) | 300 | SOP-8 | LED Lighting |
PFC with QR Controller
| Part No. | HV Current Source for VCC Startup (mA) | UVLO OFF (V) | Driving Cap. (mA) | Switching Freq.(KHz) | Protection | LEB (ns) | Package | Application | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OCP | OVP | OLP | Ext OTP | BNO | ||||||||
| LD7797OD | 3.0 | 8.0 | 15/-150 (PFC) 15/-150 (Flyback) | 400/200 | Auto | Latch | Auto | Latch | Yes | 300/275 | SOP-16 | PD,Adaptor |
| LD7797OG | 3.0 | 8.0 | 15/-150 (PFC) 15/-150 (Flyback) | 400/200 | Auto | Latch | Auto | Latch | Yes | 300/275 | SOP-16 | PD,Adaptor |
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