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Overview
| Topology | Flyback Converter |
| Input voltage | 90-305 V |
| Switching frequency | 55-117 kHz |
| Output 1 | 48 V / 0.7 A |
| IC revision | 2 |
Description
The SSL5511T is a high-efficient analog/PWM dimmable controller IC for LED solutions. The SSL5511DB1234 demo board is a compact and low cost 36 W single stage flyback LED driver solution optimized for high power factor and low THD operation with a 0-10 V analog dimming interface or PWM dimming..
The SSL5511DB1234 demo board drives a constant current through the LEDs from a rectified universal mains input voltage. This 36 W demo board is optimized for a LED string voltage of 48 V at 705 mA. The design and the components used are optimized for various fixture applications.
Features
- AC line input voltage: 90 V - 305 V
- Output voltage: 48 V (range: 38 V to 53 V)
- Output current: 705 mA
- Output current ripple: ± 30 %
- Nominal input power: 36 W
- Efficiency: 88 %
- Power Factor: > 0.95
- THD: < 20 %
- Board dimensions: 110 mm x 50 mm x 30 mm
- Analog (0-10 V) dimming interface or PWM dimming
- Single stage without PFC
- IC used: SSL5511T
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Product series | IR (A) | L (µH) | RDC max. (mΩ) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | H (mm) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 744841247 | SPEC | 8 files | WE-CMB NiZn Common Mode Power Line Choke | 2 | 47 | 40 | 250 | 1500 | NiZn | 16 | 7.5 | 17.5 | THT | ||
 | 750312186 | SPEC | – | – | Inductor | – | 696 | – | – | – | – | 20.83 | 24.64 | 11.43 | THT | |
| 750314763 | SPEC | – | – | Flyback Transformer, WE-FB | – | – | – | – | – | – | – | – | – | – | ||
| 750311081 | SPEC | – | – | Gate Drive Übertrager | – | – | – | – | – | – | – | – | – | – |
| Samples |
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| Order Code | Datasheet | Simulation | Downloads | Product series | IR (A) | L (µH) | RDC max. (mΩ) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | H (mm) | Mount | Samples |
|---|