LED Driver
DC DC
LED Driver LDU56 Series
xppower.com
• Constant Current Output • LED Drive Current up to 1000 mA • LED Strings fr...
Description
DC DC
LED Driver LDU56 Series
xppower.com
Constant Current Output LED Drive Current up to 1000 mA LED Strings from 2 V to 56 V PWM Dimming Control High Efficiency up to 97% Open or Short Circuit LED Protection 3 Year Warranty
Specification
Input
Input Voltage Input Filter Input Surge
9-60 VDC Capacitor 65 VDC for 500 ms
Output
Output Voltage
2-56 V (Vin must be at least 4 V greater than Vout)
Output Current
See tables
Output Current Accuracy
See tables
Ripple & Noise
See tables, measured with 20 MHz bandwidth
Short Circuit Protection Current is limited to the rated output
Capacitive Load
2.2 µF max
Temperature Coefficient
±0.03%/°C max
Remote On/Off
On = 2.5-5.0 V or open circuit Off = ≤0.8 V (applied to control pin) Quiescent input current is 3 mA max,
Remote On/Off Signal 1 mA max Current
Dimming
PWM Output Current Range Operating Frequency On Time Off Time Amplitude
1% to 100% 1 kHz max 50 µs min 50 µs min 2.5 V, 5 V max
General
Efficiency Switching Frequency MTBF
See tables 40-1000 kHz variable >2.0 MHrs to MIL-HDBK-217F at 25 °C,
GB
Environmental
Operating Temperature -40 °C to +85 °C for 300/350 mA versions, -40 °C to +70 °C for others
Storage Temperature -40 °C to +125 °C
Humidity
Up to 95%, non-condensing
Thermal Impedance 16.7 °C/W model dependant
EMC
Emissions
ESD Immunity Radiated Immunity EFT/Burst Conducted Immunity Magnetic Field
EN55015 class B conducted & radiate...
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