DC-DC
15 Watts
JTH Series
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4:1 Input Range
1500 VDC Isolation
Efficiency up to 86%
xppower.com
-40 °C to +100 °C Operating Temperature
Optional Remote On/Off
Single & Dual Outputs
Continuous Short Circuit Protection
Specification
Input
Input Voltage Range
• 24 V (9-36 VDC)
48 V (18-72 VDC)
Input Current
• See table
Input Filter
• Pi network
Input Reflected Ripple
• 35 mA rms through 12 µH inductor,
5 Hz to 20 MHz
Input Surge
• 24 V models 50 VDC for 100 ms
48 V models 100 VDC for 100 ms
General
Efficiency
Isolation
• See table
• 1500 VDC Input to Output
1000 VDC Input to Case
1000 VDC Output to Case
• 1200 pF typical
• 300 kHz typical
• >1.2 MHrs to MIL-STD-217F
Isolation Capacitance
Switching Frequency
MTBF
Environmental
Output
Output Voltage
Voltage Balance
Minimum Load
Line Regulation
Load Regulation
Setpoint Accuracy
Start Up Rise Time
Start Up Delay
Ripple & Noise
Transient Response
Temperature
Coefficient
Overcurrent Protection
Short Circuit Protection
Remote On/Off
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See table
±1%
No minimum load required
±0.5%
±0.5% 10-100% load,
±1.0% below 10% load
±1%
<20 ms
<10 ms
75 mV pk-pk 20 MHz BW
3% max deviation, recovery to within
1% in 200 µs for 25% load change
0.02%/°C
Operating Temperature
• -40 °C to +100 °C, derate from 100% load
at +60 °C to 0% load at +100 °C
Case Temperature
• 100 °C max
Cooling
• Convection-cooled
Operating Humidity
• Up to 95% RH, non-condensing
Storage Temperature
• -40 °C to +125 °C
EMC
Emissions
• EN55022 Class A conducted & radiated
with external components, see
application note.
• EN61000-4-2,
8 kV air discharge Perf Criteria A,
4 kV contact discharge Perf Criteria A
• EN61000-4-3, Level 2 3 V/m
Perf Criteria A
• EN61000-4-4, Level 1 Perf Criteria B
• EN61000-4-6, 3 V Perf Criteria A
• EN61000-4-8, 1 A/m Perf Criteria A
ESD Immunity
Radiated Immunity
EFT/Burst
Conducted Immunity
Magnetic Field
• 140% typical of full load at nominal input
• Trip & restart (Hiccup mode), auto recovery
• Optional - see Application Note.
On = +2.5 to +5.5 VDC or Open circuit
Off = -0.7 to +0.8 VDC or short circuit
XPPOWER [ XP POWER LIMITED ]
