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| Part Number | CS51031YDR8 | CS51033YDR8 | CS51031YDR8G | CS51031GDR8 | CS51031YD8 |
|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi | onsemi |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Output Phases | 1 | 1 | 1 | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 4.3V ~ 20V | 3V ~ 16V | 4.3V ~ 20V | 4.3V ~ 20V | 4.3V ~ 20V |
| Frequency - Switching | 200kHz | 200kHz | 200kHz | 200kHz | 200kHz |
| Duty Cycle (Max) | 83.3% | 83.3% | 83.3% | 83.3% | 83.3% |
| Synchronous Rectifier | No | No | No | No | No |
| Clock Sync | No | No | No | No | No |
| Serial Interfaces | - | - | - | - | - |
| Control Features | Frequency Control, Soft Start | Frequency Control, Soft Start | Frequency Control, Soft Start | Frequency Control, Soft Start | Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
