Product Overview
AL5809-15S1-7 from Diodes Inc is a 15mA linear LED driver. 3.5-60V input. Internal 15mA constant current. SOT-89. No external components needed.
Working Principle
Internal constant-current circuit regulates LED current to 15mA regardless of supply voltage. Wide 3.5-60V range. Linear regulation dissipates excess voltage as heat. SOT-89 for thermal management.
Pin Description
| Pin | Name | Function |
|---|---|---|
| 1 | IN | 3.5-60V input |
| 2 | GND | Ground |
| 3 | OUT | LED cathode drive |
Applications
- LED indicator driving
- Signage and backlight
- Automotive LED lighting
Alternative Models
| Manufacturer | Part Number | Notes |
|---|---|---|
| Diodes | AL5809-20S1-7 | 20mA version |