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Ningbo Dericsson Electronics Co., Ltd.
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LDD-500HW
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Here is the detailed info for my Mean Well 500mA DC DC Converter with wire 9-56VDC Input 2-52V Output CE&FCC Led Driver LDD-500HW . Hope you like it.
Product Details
Product Information
Features :
- DC/DC step-down converter
- Constant current output: 350mA
- Wide input voltage: 9~56VDC
- Wide output LED string voltage: 2~52VDC
- High efficiency up to 97%
- Built-in EMI filter, comply with EN55015 and FCC part 15 without additional input filter and capacitors
- Built-in PWM and remote ON/OFF control
- Protections: Short circuit/Over temperature
- Cooling by free air convection
- Fully encapsulated with IP67 level for pin and wire style
- Compact size
- Low cost, high reliability
- Suitable for driving illumination LED
- 3 years warranty
MODEL | L DD-500HW | ||
OUTPUT | CURRENT RANGE | 500mA | |
VOLTAGE RANGE Note.4 | 2~52 VDC | ||
CURRENT ACCURACY (Typ.) | ±3% at 24VDC input ; ±4% at 48VDC input for LDD-H/HW ; ±5% for LDD-HS | ||
RIPPLE & NOISE (max.) Note.2 | 150mVp-p | ||
SWITCHING FREQENCY | 40KHz ~ 1000KHz | ||
EXTERNAL CAPACITANCE LOAD (max.) | 2.2uF | ||
INPUT | VOLTAGE RANGE | 9 ~ 56VDC | |
EFFICIENCY (max.) | 97% at full load and 36VDC/48VDC input for LDD-H/HW ; 96% at full load and 36VDC/48VDC input for LDD-HS | ||
DC CURRENT | Full load Note.3 | 450mA | |
No load | 5mA | ||
FILTER | Capacitor | ||
OTHERS | MTBF | 2000Khrs min. MIL-HDBK-217F (25°C) | |
DIMENSION | 31.8*20.3*12.2mm or 1.25"*0.8"*0.48" inch (L*W*H) for LDD-H/HW ; 31.8*20.3*11.4mm or 1.25"*0.8"*0.45" inch (L*W*H) for LDD-HS | ||
WEIGHT | LDD-H:15.6g ; LDD-HW:18g ; LDD-HS:12.8g | ||
POTTING MATERIAL | Expoxy(UL94-V0) for LDD-H/HW ; without potted for LDD-HS | ||