SR Controller
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With innovative professional technology, Leadtrend provides highly integrated secondary side synchronous rectification IC, which is widely used in mixed operation Quasi-Resonant (QR) and Continue Conduction Mode (CCM) control, and automatically switch to the best synchronous rectification shutdown mode according to the system operation mode to optimize the efficiency performance. |
SR MOS Combo
| Part No. | Application Operation mode | DET Rating (V) | UVLO OFF (V) | Protection | MOS Integrated Specification | Package | Application | ||
|---|---|---|---|---|---|---|---|---|---|
| Green Mode | Dead Time Setting | Voltage Rating (V) | On-State Resistance(mΩ) | ||||||
| LD8928AA1 | DCM/CCM | 100 | 3.4 | - | Yes | 100 | 12 | SOP-8 | Networking, PD/QC |
| LD8928AA12 | DCM/CCM | 100 | 3.4 | - | Yes | 100 | 16.5 | SOP-8 | Networking, PD/QC |
| LD8928AA23 | DCM/CCM | 120 | 3.4 | - | Yes | 100 | 12 | SOP-8 | Networking, PD/QC |
Synchronous Rectification Driver
| Part No. | Application Operation mode | DET Rating (V) | UVLO OFF (V) | Driving Cap. (mA) | Protection | Self-Supplying Mode | Package | Application | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Green Mode | Dead Time Setting | Enable | OVP | OTP | ||||||||
| LD8528U1 | CCM/DCM | 120 | 3.4 | 1000/-3000 | - | Yes | - | - | - | Yes | SOT-26 | Networking, PD/QC |
| LD8528U3 | CCM/DCM | 180 | 3.4 | 1000/-3000 | - | Yes | - | - | - | Yes | SOT-26 | Networking, PD/QC |
| LD8529 | CCM/DCM | 180 | 3.4 | 1000/-3000 | - | Yes | - | - | - | Yes | SOT-26 | Networking, PD/QC |
| LD8529U | CCM/DCM | 180 | 3.4 | 1000/-3000 | - | Yes | - | - | - | Yes | SOT-26 | Networking, PD/QC |
| LD8530 | CCM/DCM | 180 | 3.8 | 300/-3000 | Yes | Yes | Yes | - | - | - | SOP-8 | TV, Monitor, Adaptor, Server Power |
Synchronous Rectification Driver
| Part No. | Application Operation mode | DET Rating (V) | UVLO OFF (V) | Driving Cap. (mA) | Protection | Self-Supplying Mode | Package | Application | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Green Mode | Dead Time Setting | Enable | OVP | OTP | ||||||||
| LD8529U | CCM/DCM | 180 | 3.4 | 1000/-3000 | - | Yes | - | - | - | Yes | SOT-26 | Networking, PD/QC |
| LD8530 | CCM/DCM | 180 | 3.8 | 300/-3000 | Yes | Yes | Yes | - | - | - | SOP-8 | TV, Monitor, Adaptor, Server Power |
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