Product Specifications of the R2A20135SP LED Driver IC ■Features of the R2A20135SP Features | R2A20135SP | Product name | R2A20135SP | Maximum power supply voltage | 24V | Operating junction temperature | -40 –150℃ | Package | SOP-8 | UVLO circuit | - UVLO operating start voltage: 12.0V±0.8V - UVLO operating shutdown voltage: 9.0V±0.5V - Feedback voltage 0.2V±0.01V | Built-in functions | - Dimming function ・Current limiter
- Zero current detection mode
・PFC function |
■LED control circuit evaluation board with TRIAC dimming support Board type name | R2A20135EVB-ND1 | | isolated/non-isolated | Non-isolated | Operating mode topology | High side-Step down mode | Control method | Error amp mode control | Built-in LED driver IC | Triac dimmable 「R2A20135SP」 | Default setting | AC input volrage (V) | 90~132 | Output voltage Vf (V) | 40 | LED current (mA) | 200 | Cap size | E26 | Board size (mm) | 33.5x36max. | Primary features | Efficiency | 85% | PF | 0.96 | THD | 16% | Output current ripple | 27% | | Trailing Edge dimmable | 4% - 100% |
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