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DLHD - 定电流 LED驱动器, Constant Current and Step-Down DC/DC converter : DLHD

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目录 > DC DC LED 驱动器
DLHD series is a high efficiency, constant current and step-down DC/DC Converter

Constant Current and Step-Down DC/DC converter : DLHD

DLHD - 定电流 LED驱动器

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产品说明 :

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.

功能说明 :

  • 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

规格 :

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

线稿(Unit: mm) :

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