| Part Number | NCP1340B4D1R2G | NCP1340B7D1R2G | 
|---|---|---|
| Manufacturer | onsemi | onsemi | 
| Category | PMIC - AC DC Converters, Offline Switchers | PMIC - AC DC Converters, Offline Switchers | 
|   |   | |
| Product Status | Active | Active | 
| Output Isolation | Isolated | Isolated | 
| Internal Switch(s) | No | No | 
| Voltage - Breakdown | - | - | 
| Topology | Flyback | Flyback | 
| Voltage - Start Up | 17 V | 17 V | 
| Voltage - Supply (Vcc/Vdd) | 9V ~ 28V | 9V ~ 28V | 
| Duty Cycle | - | - | 
| Frequency - Switching | - | - | 
| Power (Watts) | - | - | 
| Fault Protection | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | 
| Control Features | - | - | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Package / Case | 10-SOP (0.154", 3.90mm Width), 9 Leads | 10-SOP (0.154", 3.90mm Width), 9 Leads | 
| Supplier Device Package | 9-SOIC | 9-SOIC | 
| Mounting Type | Surface Mount | Surface Mount |