Specification

250 Watts

•

250 W Convection Cooled

•

300 W Peak Rating for 500 ms

•

Very High Efficiency up to 95%

•

Class B Conducted & Radiated Emissions

•

80

275 VAC Operation

•

IT, Industrial & Medical Safety Approvals

•

3 Year Warranty

CCM Series

Input

Input Voltage

• 80-275 VAC (See derating curve)

Input Frequency

• 47-63 Hz

Input Current

• 2.4 A typical at 115 VAC, full load

1.2 A typical at 230 VAC, full load

Inrush Current

• 30 A max at 230 VAC, cold start at 25 °C

Power Factor

• >0.9

Earth Leakage Current

• 250 µA max at 264 VAC/60 Hz

Input Protection

• Internal T5.0 A/250 V fuse in line

and neutral

Output

Output Voltage

• 12-48 VDC (see tables)

Output Voltage Trim

• ±3% (see Mechanical Details)

Initial Set Accuracy

• ±0.5% V1, ±5% V2

Minimum Load

• No minimum load required

Start Up Delay

• 1 s typical

Start Up Rise Time

• 50 ms typical

Hold Up Time

• 16 ms min at 115 VAC

Drift

• ±0.2% after 20 min warm up

Line Regulation

• ±0.5% max

Load Regulation

• ±1% V1, ±5% V2

Over/Undershoot

• 5% typical

Transient Response

• 4% max. deviation, recovery to within

1% in 500 µs for a 50-75-50% load

change

Ripple & Noise

• 1% pk-pk, 20 MHz bandwidth

Overvoltage Protection

• 115-140% Vnom, recycle input to reset

(V1 only)

Overload Protection

• 125-165% Inom V1 only

Short Circuit Protection

• Continuous trip and restart (hiccup mode)

Temperature

• 0.05%°C

Coefficient

Remote On/Off

• Uncommitted isolated optocoupler diode,

(Inhibit/Enable)

powered diode inhibits V1

xppower.com

General

Efficiency

• Up to 95%

Isolation

• 4000 VAC Input to Output, 1500 VAC Input

to Ground, 500 VAC Output to Ground

Switching Frequency

• PFC 30-500 kHz, Boost 25.6 kHz,

Main 51.2 kHz

Signals

• Power Fail - open collector, transistor off for

AC good, ≥5 ms warning of loss of output

MTBF

• 365 kHrs to MIL-HDBK-217F at 25 °C, GB

Environmental

Operating Temperature

• -20 ˚C to +70 ˚C derate linearly from +50 °C

at 2.5%/°C to 50% load at +70 °C.

See derating curve and longform datasheet

for thermal considerations. (-40 °C consult

sales)

Cooling

• Convection cooled

Operating Humidity

• 95% RH, non-condensing

Storage Temperature

• -40 °C to +85 °C

Operating Altitude

• 3000 m

Shock

• 30 g pk, half sine, 6 axes

Vibration

• 2 g rms, 5 Hz to 500 kHz, 3 axes

EMC & Safety

Low Voltage PSU EMC

• EN61204-3, high severity level

Emissions

• EN55011/22 level B conducted

EN55011/22 level B radiated

RTCA D0160D 21.4 Cat. M radiated

MIL-STD 461D-F, CE102

Harmonic Currents

• EN61000-3-2, class A,

EN61000-3-2, class C for loads ≥40%

Voltage Flicker

• EN61000-3-3

Radiated Immunity

• EN61000-4-3, level 3 Perf Criteria A

EFT/Burst

• EN61000-4-4, level 3 Perf Criteria A

Surge

• EN61000-4-5, installation class 3

Perf Criteria A

Conducted Immunity

• EN61000-4-6, level 3 Perf Criteria A,

MIL-STD 461 CS114

Dips & Interruptions

• EN61000-4-11, 30% 10 ms, 60% 100 ms,

100% 5000 ms, Perf Criteria A, B, B,

EN60601-1-2, 30% 500 ms, 60% 100 ms,

100% 10 ms, 100% 5000 ms, Perf Criteria

A, A, A, B - 230 VAC. Consult longform

datasheet for 115 V operation.

Safety Approvals

• See Safety Approvals (see next page)

Equipment Protection

• Class I

Class