ITQ Series
www.xppower.com
2
DC-DC Converter
Input
Output
Characteristic Minimum Typical Maximum Units Notes & Conditions
Output Voltage 3.3 24 VDC See Models and Ratings table
Initial Set Accuracy ±1 %
M
inimum Load 0ANo minimum load required
L
ine Regulation ±0.2 %
L
oad Regulation
±0.5 % Single output
±1 % Dual output
Cross Regulation ±5 %
O
n dual output models when one load is varied between
25% and 100% and other is fixed at 100%
Transient Response ±5/±3 % deviation
F
or 3V3 & 5V output models / all other models.
R
ecovery within 2% in less than 2ms for a 25% load change
R
ipple & Noise 125 mV pk-pk 20 MHz bandwidth. Measured using 0.1 µF ceramic capacitor
Short Circuit Protection Continuous, with auto recovery
Maximum Capacitive Load See Models and Ratings table
Temperature Coefficient 0.02 %/ ˚C
Remote On/Off
Output is on if Remote On/Off (pin 3) is open
Output turns off if 2-4 mA is applied to Remote On/Off (pin 3). Referenced to -Vin.
C
haracteristic
M
inimum
T
ypical
M
aximum
U
nits
N
otes & Conditions
I
nput Voltage Range
9
36 VDC 24 V nominal
18 75 VDC 48 V nominal
Input Filter Capacitor
Input Reflected Ripple 20/40 mA pk-pk 24/48 V input. Through 12 µH inductor and 47 µF capacitor
Input Surge
5
0 VDC for 100 ms 24 V models
1
00 VDC for 100 ms 48 V models
General
Characteristic Minimum Typical Maximum Units Notes & Conditions
Efficiency 87 % See Models and Ratings table
Isolation: Input to Output 1500 VDC 3000 VDC option. Add ‘-H’ to model number
Switching Frequency 580 kHz
Isolation Resistance 10
9
Ω
Isolation Capacitance 50
pF
Power Density 44 Win
3
Mean Time Between Failure 2.8 MHrs MIL-HDBK-217F, +25 °C GB
Weight 0.01 (4.8) lb (g)
Environmental
Characteristic Minimum Typical Maximum Units Notes & Conditions
Operating Temperature -40 +100 °C Derate from 100% load at +70 °C to no load at +100 °C
Storage Temperature -55 +125 °C
Case Temperature +100 °C
Humidity 95 %RH Non-condensing
Cooling Natural convection