| Part Number | VIPER38LE | VIPER28LE |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Category | PMIC - AC DC Converters, Offline Switchers | PMIC - AC DC Converters, Offline Switchers |
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| Product Status | Active | Obsolete |
| Output Isolation | Isolated | Isolated |
| Internal Switch(s) | Yes | Yes |
| Voltage - Breakdown | 800V | 800V |
| Topology | Flyback | Flyback |
| Voltage - Start Up | 14 V | 14 V |
| Voltage - Supply (Vcc/Vdd) | 8.5V ~ 23.5V | 8.5V ~ 23.5V |
| Duty Cycle | 80% | 80% |
| Frequency - Switching | 60kHz | 60kHz |
| Power (Watts) | 20 W | 16 W |
| Fault Protection | Current Limiting, Over Temperature, Over Voltage, Short Circuit | Current Limiting, Over Temperature, Over Voltage, Short Circuit |
| Control Features | - | - |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Package / Case | 10-SDIP (0.300", 7.62mm) | 10-SDIP (0.300", 7.62mm) |
| Supplier Device Package | 10-SDIP | 10-SDIP |
| Mounting Type | Through Hole | Through Hole |