DCDC
Specification
3/6 Watts
• International Medical Approvals
• 3000 VAC Reinforced Insulation
• 60 º C Operation Without Derating
• 2 µA Patient Leakage Current
•
DIP24 Package
• EN55011 Level A With No External Components
• 3 Year Warranty
JHM Series
Input
Input Voltage Range • 12 V (10-17 VDC)
24 V (20-30 VDC)
Input Current • See table
Inrush Current • 25 A max at 30 V
Input Filter • Pi network
Patient Leakage • 2 µA max
Current
Undervoltage Lockout • 12 V model, on at <9 V, off >8.5 V
24 V model on at <18.8 V, off >16 V
Input Surge • 12 V models 25 V for 3 s
24 V model 50 V for 3 s
Output
Output Voltage • See table
Output Voltage Trim • ±10%
Minimum Load • No minimum load required
Initial Set Accuracy • ±1% max
Start Up Delay • 5 ms typical
Start Up Rise Time • 2 ms typical
Line Regulation • ±0.3% max
Load Regulation • ±2% max 0% to 10% load,
±1% max 10% to 100% load
Cross Regulation • ±4% max on dual with one output set to
50% load and the other varied from
0% to 100% load
Transient Response • 4% max deviation, recovery to within 1%
in <500 µs for a 50% load change at 0.25
A/µs rate
Ripple & Noise • 1% pk-pk max 20 MHz bandwidth
Overload Protection • 120% - 200%
Overvoltage Protection • 120% - 140%
Temperature • ±0.03/°C max
Coefficient
Short Circuit Protection • Trip and restart (hiccup mode),
auto recovery
xppower.com
General
Efficiency • See tables
Isolation • 5000 VAC for 10 ms (acc. to IEC60664-1),
3000 VAC reinforced isolation for 1 min.
Input to Output • 20 pF max
Capacitance
Switching Frequency • JHM03: 180 kHz to 1.2 MHz variable
JHM06: 200 kHz to 1.6 MHz variable
Power Density • JHM03: 7.5 W/in
3
, JHM06: 17.0 W/in
3
MTBF • >1 MHrs typical to MIL-STD-217F
at 25 °C, GB
Environmental
Operating Temperature • -20 °C to +100 °C, derate from 100% load
at +60 °C to no load at 100 °C
Case Temperature • +100 °C max
Storage Temperature • -40 °C to +100 °C
Operating Humidity • 5-90%, non-condensing
Cooling • Natural convection
EMC & Safety
Emissions • EN55011 & EN55022 level A conducted &
radiated with no external components
Immunity • IEC60601-1-2, EN61204-3
ESD Immunity • EN61000-4-2, level 2, Perf Criteria A
Radiated Immunity • EN61000-4-3, 10 V/m Perf Criteria A
EFT/Burst • EN61000-4-4, level 3 Perf Criteria A
Surge • EN61000-4-5, level 1 Perf Criteria A
Conducted Immunity • EN61000-4-6, 10 Vm, Perf Criteria A
Magnetic Field • EN61000-4-8, 3 A/m Perf Criteria A
Safety Approvals • ANSI/AMMI ES60601-1 3rd Edition
CSA-22.2 No.60601-1:2008
IEC60601-1 3rd Edition
