DC-DC
2 Watts
IU Series
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SIP or DIP Package
Wide 2:1 Input Range
xppower.com
Regulated Single & Dual Output
1000 VDC Isolation, 3000 VDC Option
Continuous Short Circuit Protection
Efficiency up to 78%
-40 °C to +85 °C Operating Temperature
Specification
Input
• 5 V models: 4.5 - 9.0 V
12 V models: 9.0 - 18.0 V
24 V models: 18.0 - 36.0 V
48 V models: 36.0 - 72.0 V
Input Current
• See table
Input Reflected Ripple
• 35 mA pk-pk through 12 µH inductor,
5 Hz to 20 MHz
Input Filter
• Capacitor
Input Voltage Range
General
Efficiency
Isolation Voltage
Input to Output
Capacitance
Switching Frequency
MTBF
• See table
• 1000 VDC input to output 1 min
Optional 3000 VDC (see note 2)
• 60 pF
• 100-650 kHz variable
• >2.7 MHrs to MIL-STD-217F
Output
Output Voltage
Output Voltage Balance
Initial Set Accuracy
Start Up Rise Time
Line Regulation
Load Regulation
Cross Regulation
Transient Response
Ripple & Noise
Short Circuit Protection
Current Limiting
Remote On/Off
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See tables
±1% between dual output rails
±2%
100 ms typical
±0.5%
±1% for 25-100% load change
±5%
±3% deviation recovering to <1% within
300 µs for 25% load change
80 mV pk-pk, 20 MHz BW. See note 6.
Continuous with auto recovery
Typically 110% of max Iout
Applying 5 V via 1 kΩ current limiting
resistor & diode to pin 3 turns output off
±0.02/°C max
See table
Physical
Case Material
• Non-conductive black plastic (UL94V-0
rated). Optional metal:
nickel coated copper
• SIP case: Alloy 42 solder coated
DIP case: ø0.5 mm brass solder coated
• Epoxy (UL94V-0 rated)
• 260 ºC 1.5 mm from case for 10 s
Pin Material
Potting Material
Lead Soldering
Temperature
Environmental
Operating Temperature
• -40 °C to +85 °C, derate from 100% load
at +85 °C to 0% load at +100 °C
Storage Temperature
• -40 °C to +125 °C
Case Temperature
• +100 °C max
Humidity
• Up to 95% RH, non-condensing
Cooling
• Convection-cooled
Temperature Coefficient
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Maximum Capacitive
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Load
Remote On/Off
• Optional on SIP package models applying
5 V via 1 kΩ current limiting resistor and
diode turns output off (see note 4)
XPPOWER [ XP POWER LIMITED ]
