ITU03 Series
DC-DC Converter
Input
Characteristic
Input Voltage Range
Input Filter
Input Reflected Ripple
Input Surge
Inhibit Mode Input Current
Minimum
4.5
9
18
Integral capacitor
Typical
12
24
48
2.5
Maximum
18
36
75
20
25
50
100
Units
VDC
Notes & Conditions
ITU0312 series
ITU0324 series
ITU0348 series
mA pk-pk
VDC for 100ms
mA
Through 27µH inductor and 47µF capacitor
12V models, ITU0312 series
24V models, ITU0324 series
48V models, ITU0348 series
Vin nominal
Output
Characteristic
Output Voltage
Initial Set Accuracy
Minimum Load
Line Regulation
Load Regulation
Cross Regulation
Transient Response Deviation
Ripple & Noise
Short Circuit Protection
Maximum Capacitive Load
Temperature Coefficient
Remote On/Off
Minimum
3.3
0
Typical
Continuous, with auto recovery
Maximum
30
±1
±0.2
±1
±5
±5
150
100
Units
VDC
%
A
%
%
%
% deviation
mV pk-pk
0.02
%/ ˚C
Output is on if Remote On/Off (pin 2) is open.
Output turns off if 2-4mA is applied to Remote On/Off (pin 2).
Notes & Conditions
See Models and Ratings table
No minimum load required
From 0 to 100% load
On dual output models when one load is varied between
25% and 100% and other is fixed at 100%
Recovery time 500µs, 25% load step change
Single Output. 20MHz bandwidth. Measured using 0.1µF
ceramic capacitor and 10µF electrolytic capacitor
Dual Output. 20MHz bandwidth. Measured using 0.1µF
ceramic capacitor and 10µF electrolytic capacitor
See Models and Ratings table
General
Characteristic
Efficiency
Isolation: Input to Output
Switching Frequency
Isolation Resistance
Isolation Capacitance
Power Density
Mean Time Between Failure
Case Material
Potting Material
Pin Material
Solder Process
Weight
Environmental
Characteristic
Operating Temperature
Storage Temperature
Case Temperature
Humidity
Cooling
EMC: Emissions
Phenomenon
Conducted
Radiated
Minimum
Typical
Maximum
Units
81
%
1600
VDC
100
kHz
109
Ω
2000
pF
31
Win3
820
Khrs
Non conductive black plastic
Silicon (UL94V-0 rated)
Brass solder-coated
JEDEC J-STD 020D.1. 260°C max. 1.5mm from case 10s max.
0.008 (3.6)
lb (g)
Notes & Conditions
See Models and Ratings table
Functional
MIL-HDBK-217F, +25°C GB
Minimum
-40
-55
Typical
Natural convection
Maximum
+80
+125
+100
95
Units
°C
°C
°C
%RH
Notes & Conditions
See derating curve
Non-condensing
Standard
EN55032
EN55032
Test Level
Class A
Class A
www.xppower.com
Notes & Conditions
External components required. See application notes.
2
