Datasheet Details
| Part number | R2A20112DD |
|---|---|
| Manufacturer | Renesas |
| File Size | 323.91 KB |
| Description | Critical Conduction Mode Interleaved PFC Controller |
| Datasheet |
 R2A20112DD Datasheet
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General Description
The R2A20112 controls a boost converter to provide an active power factor correction.
The R2A20112 adopts critical conduction mode for power factor correction and realizes high efficiency and a low switching noise by zero current switching.
Key Features
- Maximum Ratings ⎯ Supply voltage Vcc: 24 V ⎯ Operating junction temperature Tjopr:.
- 40 to +150°C.
- Electrical characteristics ⎯ VREF output voltage VREF: 5.0 V ± 3% ⎯ UVLO operation start voltage VH: 10.5 V ± 0.7 V ⎯ UVLO operation shutdown voltage VL: 9.3 V ± 0.5 V ⎯ UVLO hysteresis voltage Hysuvl: 1.2 V ± 0.5 V.
- Functions ⎯ Boost converter control with critical conduction mode ⎯ Interleaving control ⎯ Two mode overvoltage protection Mode1: Dynamic OVP corresp.