2
TECHNICAL SPECIFICATIONS
TA = 25°C, airflow rate = 0 LFM, nominal Vin, nominal Vout, resistive load unless otherwise noted.
PARAMETER NOTES and CONDITIONS DIW5000 (Standard)
Min. Typ. Max. Units
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Transient 12V input model, 1000ms -0.7 25 Vdc
Transient 24V input model, 1000ms -0.7 50 Vdc
Transient 48V input model, 1000ms -0.7 100 Vdc
Internal Power Dissipation 2500 mW
Operating Temperature Ambient -40 85 °C
Case -40 100 °C
Storage Temperature -40 125 °C
Humidity 95 %
Lead Temperature in Assembly 1.5mm from case for 10 seconds 260 °C
Input/Output Isolation Voltage 1500 Vdc
INPUT CHARACTERISTICS
Operating Input Voltage 12V model 9 12 18 Vdc
24V model 18 24 36
48V model 36 48 75 Vdc
Turn-On Voltage Threshold 12V model 7 8 9 Vdc
24V model 14 16 18 Vdc
48V model 30 33 36 Vdc
Turn-Off Voltage Threshold 12V model --- --- 8.5 Vdc
24V model --- --- 17 Vdc
48V model --- --- 34 Vdc
Maximum Input Current Please see Model List table on page 6
No-Load Input Current 12V model 40 mA
24V model 20 mA
48V model 10 mA
Input Reflected Ripple Current 12V model 60 mA
24V model 40 mA
48V model 40 mA
Short Circuit Input Power All models 2.5 W
Reverse Polarity Input Current 0.5 A
OUTPUT CHARACTERISTICS
Output Voltage Set Point Accuracy ±0.6 ±1.2 %
Output Voltage Balance Dual output models ±0.5 ±2.0 %
Output Voltage Regulation
Over Load Io=10% to 100% ±0.5 ±1.2 %
Over Load Io=10% to 100%, 2.5V only ±0.7 ±1.5 %
Over Line Vin= min to max ±0.3 ±1.0 %
Over Temperature Tc=-40°C to 100°C ±0.01 ±0.02 %/C
Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth
Peak-to-Peak Full Load, 0.47µF ceramic 50 85 mV
Peak-to-Peak, over line, load, temperature Full Load, 0.47µF ceramic 100 mV
RMS Full Load, 0.47µF ceramic 15 mV
Output Over Current/Power Protection Auto restart 110 150 180 %
Output Short Circuit Continuous
Output Voltage Current Transient
Step Change in Output Current 25% step change ±3 ±5 %
Settling Time (within 1% Vout nominal) 250 500 uS
Maximum Output Capacitance 2.5V to 5.1V single output models 2200 µF
12V single output model 820 µF
15V single output model 470 µF
±12V Dual output model, each output 220 µF
±15V Dual output model, each output 150 µF
EFFICIENCY
100% Load Please see Model List table on page 6
ISOLAT ION CHARACTERISTICS
Isolation Voltage Input to output, 60 Seconds 1500 Vdc
Isolation Voltage Test Flash Test for 1 seconds 1650 Vdc
Isolation Resistance 500VDC 1000 MΩ
Isolation Capacitance 100KHz, 1V 1000 1200 pF
FEATURE CHARACTERISTICS
Switching Frequency 400 kHz
GENERAL SPECIFICATIONS
MTBF MIL-HDBK-217F; Ta=25°C, Ground Benign 1 M hours
Weight 17.3 grams
Case Material Non-conductive black plastic
Flammability UL94V-0
Input Fuse 12V model, 2000mA slow blown type
24V model, 1000mA slow blown type
48V model, 500mA slow blown type