HomeProductsPower Management ICsDC/DC Converter IC
1 Channel Switched- Mode Constant Current LED Controller | E522.31
Description
Features
- 5.0V to 55V input, up to 80V boosted output voltage
- Boost-to-GND, Boost-to-Battery and SEPIC topologies supported
- Constant current regulation
- Analog dimming and digital dimming 3000:1 at 100Hz PWM
- Advanced In-System Diagnostic (e.g. GND loss, output-overload and highside-feedback diagnostics)
- Very low sleep mode currents of typ. 8μA
- Automotive qualified (AEC-Q100)
Documentation
Free Download
| File | Description | Type |
| Info Sheet | PDF 159 kB | |
| Product Flyer | LED Controller | PDF 3.91 MB |
Application Diagram
Applications
- Automotive interior and exterior light systems
- General LED Applications
- High speed LED light animations
Ordering Information
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Samples
| Part No. | Oscillator spectrum | Package | Order No. |
|---|---|---|---|
| E522.31 | spread | QFN32L5 | E52231A61C |
Boards
| Part No. | Description | Board type | Order No. |
|---|---|---|---|
| E522.31 | EMV Boost to Battery Converter (650mA) | Demoboard | K52231-0002 |
| E522.31 | EMV Boost to GND Converter (500mA) | Demoboard | K52231-0003 |
| E522.31 | Sepic Converter (750mA) | Demoboard | K52231-0004 |
| E522.31 | Buck to Battery Converter (3A) | Demoboard | K52231-0005 |