產品說明
DC/DC converter-Constant Current LED Driver
DLHD series is a high efficiency, constant current and step-down DC/DC converter. The LED DRIVER operates from an input voltage 9Vdc to 60Vdc and provides an externally adjustable output current of up to 1000mA and output power up to 52 watts. It is able to include the function of Over temperature protection(OTP), Over current protection(OCP), PWM/Digital Dimming and ON/OFF.功能說明
- EFFICIENCY UP TO 97%
- CONSTANT CURRENT LED DRIVER
- WIDE INPUT AND OUTPUT VOLTAGE RANGE
- INPUT VOLTAGE UP TO 60V
- PWM DIMMING CONTROL
- SHORT CIRCUIT AND OVERTEMPERATURE PROTECTED
- INTERNAL SMD TECHNOLOGY
- FULLY ISOLATED PLASTIC CASE WITH IP67 LEVEL
- UL 94V-0 PACKAGE MATERIAL
- RoHS COMPLIANT
- 5 YEARS WARRANTY
規格
| Input Voltage(absolute maximum) | 60VDC |
| Recommended Input Voltage | 9~60VDC |
| Input Filter | Capacitor |
| Output Voltage range | Vin=56V:2~52VDC |
| Output Current Accuracy | Vin=48V,10LEDS:Typ.±4%,Max.±6% |
| Output Current Stability: | Vin=48V,1LED to 10LEDS:Typ.±4%,Max.±6% |
| Maximum Capacitive Load | 2.2uF |
| Operating Frequency | 40~1000KHz |
| Short Circuit Protection | Continuous |
| Temperature Coefficient | -40°C~+71°C ambient:±0.03%°C |
| Operating Temperature | 250ma~/500mA:-40~85°C ; 600mA~1000mA:-40~71°C |
| Storage Temperature | -55~125°C |
| Humidity(D) (W) | 95% |
| Humidity(S) (W) | 85% |
| Over Temperature Shutdown(Auto-restart after cool down) | Internal IC Temperature:Typ.150°C ; Temperature Hysteresis:Typ.20°C |
| Maximum Case Temperature | 100°C |
| MTBF (using MIL-HDBK 217F) | Operating Temperature 25°C:1000000Hours |
| Case Material | Non Conductive plastic |
| Potting Material | Epoxy (UL94V-0) |
| Case Size(D)(W) | 31.8*20.3*12.2mm |
| Case Size(S) | 31.8*20.3*10.9mm |
| Weight(D) | 15.6g |
| Weight(W) | 18g |
| Weight(S) | 12.8g |
| EMI Radiated Emissions | EN55015 |
| Dust Test & Waterproof Test (D) (W) | IP67 |
Model
| Model No. | I/P Vol. | O/P Vol. | O/P Current |
| DLHD-0025xy | 9~60VDC | 2~52 VDC | 0~250mA |
| DLHD-0030xy | 9~60VDC | 2~52 VDC | 0~300mA |
| DLHD-0035xy | 9~60VDC | 2~52 VDC | 0~350mA |
| DLHD-0050xy | 9~60VDC | 2~52 VDC | 0~500mA |
| DLHD-0060xy | 9~60VDC | 2~52 VDC | 0~600mA |
| DLHD-0070xy | 9~60VDC | 2~52 VDC | 0~700mA |
| DLHD-0090xy | 9~60VDC | 2~52 VDC | 0~900mA |
| DLHD-0100xy | 9~60VDC | 2~52 VDC | 0~1000mA |
線稿(Unit: mm)
