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| Part Number | L5991 | L5991D |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Active |
| Output Isolation | Isolated | Isolated |
| Internal Switch(s) | No | No |
| Voltage - Breakdown | - | - |
| Topology | Boost, Flyback | Boost, Flyback |
| Voltage - Start Up | 15 V | 15 V |
| Voltage - Supply (Vcc/Vdd) | 10V ~ 20V | 10V ~ 20V |
| Duty Cycle | 93% | 93% |
| Frequency - Switching | Up to 1MHz | Up to 1MHz |
| Power (Watts) | - | - |
| Fault Protection | Current Limiting, Over Voltage | Current Limiting, Over Voltage |
| Control Features | Frequency Control, Soft Start, Sync | Frequency Control, Soft Start, Sync |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-DIP | 16-SO |
| Mounting Type | Through Hole | Surface Mount |
