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| Part Number | NCP1251ASN65T1G | NCP1251BSN65T1G | NCP1251CSN65T1G | NCP1256ASN65T1G | NCP1253ASN65T1G | NCP1254ASN65T1G | NCP1251FSN65T1G | NCP1250ASN65T1G | NCP12510ASN65T1G |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi |
| Product Status | Last Time Buy | Active | Active | Active | Obsolete | Obsolete | Active | Obsolete | Active |
| Output Isolation | Isolated | Isolated | Isolated | Isolated | Isolated | Isolated | Isolated | Isolated | Isolated |
| Internal Switch(s) | No | No | No | No | No | No | No | No | No |
| Voltage - Breakdown | - | - | - | - | - | - | - | - | - |
| Topology | Flyback | Flyback | Flyback | Flyback | Flyback | Flyback | Flyback | Flyback | Flyback |
| Voltage - Start Up | 18 V | 18 V | 18 V | 18 V | 18 V | 18 V | 18 V | 18 V | 18 V |
| Voltage - Supply (Vcc/Vdd) | 8.8V ~ 28V | 8.8V ~ 28V | 8.8V ~ 28V | 8.9V ~ 28V | 8.8V ~ 28V | 8.8V ~ 35V | 8.8V ~ 28V | 8.8V ~ 28V | 8.9V ~ 35V |
| Duty Cycle | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% |
| Frequency - Switching | 65kHz | 65kHz | 65kHz | 65kHz | 65kHz | 65kHz | 65kHz | 65kHz | 65kHz |
| Power (Watts) | - | - | - | - | - | - | - | - | - |
| Fault Protection | Over Power, Over Voltage, Short Circuit | Over Power, Over Voltage, Short Circuit | Over Power, Over Voltage, Short Circuit | Over Power, Over Voltage, Short Circuit | Over Voltage, Short Circuit | Over Load, Over Power, Over Voltage, Short Circuit | Over Power, Over Voltage, Short Circuit | Over Power, Over Voltage, Short Circuit | Over Power, Over Temperature, Over Voltage, Short Circuit |
| Control Features | - | - | - | - | - | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Package / Case | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 |
| Supplier Device Package | 6-TSOP | 6-TSOP | 6-TSOP | 6-TSOP | 6-TSOP | 6-TSOP | 6-TSOP | 6-TSOP | 6-TSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
