DCDC
Specification
4/6 Watts
• 4:1 Input Range
• DIP24 Metal Package
• Operating Temperature 40 °C to +100 °C
• Single & Dual Outputs
•
Continuous Short Circuit Protection
• 1500 VDC Isolation, 3500 VDC Option
• 3 Year Warranty
JTC Series
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 pk-pk through 12 µH inductor
Input Surge • 24 V models 40 VDC for 100 ms
48 V models 80 VDC for 100 ms
Undervoltage Lockout • None
Input Reverse Voltage • None
Protection
Output
Output Voltage • See table
Output Voltage Balance • ±1% max, dual output models
Minimum Load • No minimum load required
Initial Set Accuracy • ±1% max
Start Up Delay • <800 ms
Start Up Rise Time • <10 ms
Line Regulation • ±0.5% max
Load Regulation • ±0.5% max, ±1.5% max for 3.3 V and
±3.3 V models
Cross Regulation • ±5% on dual output models (see note 4)
Transient Response • <1.5% max deviation, recovery to within
1% in 200 µs for a 50% load change
Ripple & Noise • 60 mV pk-pk for 3.3 V to 15 V models,
100 mV pk-pk for 18 V models,
150 mV pk-pk for 24 V models,
20 MHz bandwidth
Short Circuit Protection • Trip & restart (Hiccup mode),
auto recovery
Maximum Capacitive • See tables
Load
Temperature • ±0.02/°C max
Coefficient
xppower.com
General
Efficiency • See tables
Isolation Voltage • 1500 VDC Input to Output, for optional
high isolation version 3500 VDC input to
output add suffix ‘-H’ to model number
1000 VDC Input to Case
1000 VDC Output to Case
Isolation Resistance • 10
9
Ω
Switching Frequency • 266 kHz typical
Power Density • JTC04: 10 W/in
3
, JTC06: 15 W/in
3
MTBF • >1.0 MHrs to MIL-HDBK-217F
at 25 °C, GB
Environmental
Operating Temperature • -40 °C to +100 °C, derate from 100% load
at +85 °C to no load at +100 °C
Case Temperature • +100 °C max
Storage Temperature • -40 °C to +125 °C
Humidity • Up to 95%, non-condensing
Cooling • Natural convection
EMC
Emissions • EN55022 class A conducted with external
components - see application note
ESD Immunity • EN61000-4-2,
8 kV air discharge Perf Criteria A,
4 kV contact discharge Perf Criteria A
EFT/Burst • EN61000-4-4, level 1, Perf Criteria A
Conducted Immunity • EN61000-4-6, 3 Vrms, Perf Criteria A
Magnetic Fields • EN61000-4-8, 1 A/m, Perf Criteria A
