
T E C H N I C A L S P E C I F I C AT I O N
All specifications are typical at nominal input, full load and 25oC otherwise noted
GENERAL SPECIFICATIONS
Efficiency
See table
Isolation voltage
1600VDC, min
10
9
ohms, min
Isolation resistance
Isolation capacitance
300pF, max
500KHz, typ
300KHz, typ
Switching frequency
Single output
Dual output
Approvals and standard
IEC60950-1, UL60950-1, EN60950-1
Case material
Nickel-coated copper
Base material
Non-conductive black plastic
Potting material
Epoxy (UL94-V0)
2.00 X 1.00 X 0.40 Inch
(50.8 X 25.4 X 10.2 mm)
27g (0.95oz)
Dimensions
Weight
MTBF (Note 4)
ENVIRONMENTAL SPECIFICATIONS
2.041 x 10
6
hrs
Operating temperature range
Maximum case temperature
Storage temperature range
-40oC ~ +85oC (with derating)
100oC
-55oC ~ +105oC
12oC/Watt
10oC/Watt
MIL-STD-810D
Thermal impedance (Note 5)
Nature convection
Nature convection with heat-sink
Thermal shock
Vibration
10~55Hz, 10G, 30minutes along X,Y and Z
Relative humidity
EMC CHARACTERISTICS
5% to 95% RH
Conducted emissions
EN55022
Class A
Radiated emissions
EN55022
Class A
ESD
EN61000-4-2
Perf. Criteria B
Radiated immunity
EN61000-4-3
Perf. Criteria A
Fast transient
EN61000-4-4
Perf. Criteria B
Surge
EN61000-4-5
Perf. Criteria B
Conducted immunity
EN61000-4-6
Perf. Criteria A
OUTPUT SPECIFICATIONS
Output power
Voltage accuracy Full load and nominal Vin
Minimum load (Note 1)
Line regulation LL to HL at Full Load
15 Watts max
± 1%
10% of FL
± 0.5%
Load regulation 10% to 100% FL
Single
Dual
± 0.5%
± 1%
Cross regulation (Dual) Asymmetrical load 25% / 100% FL
± 5%
Ripple and noise 20MHz bandwidth
Single
Dual
50mVp-p
75mVp-p
Temperature coefficient
Transient response recovery time
25% load step change
3.3V output
5V output
12V output
15V output
Over load protection
Short circuit protection
INPUT SPECIFICATIONS
±
0.02% / oC, max
250uS
3.9V
6.2V
15V
18V
Over voltage protection
(Zener diode clamp)
% of FL at nominal input
150% max
Hiccup, automatics recovery
Input voltage range
12V nominal input
24V nominal input
48V nominal input
12V input
24V input
48V input
9 – 18VDC
18 – 36VDC
36 – 75VDC
Pi type
36VDC
50VDC
100VDC
Input filter
Input surge voltage
100mS max
Input reflected ripple (Note 2)
Nominal Vin and full load
20mAp-p
Start up time
Nominal Vin and
constant resistive load
DC-DC ON
DC-DC OFF
DC-DC ON
DC-DC OFF
Nominal input
Power up
20mS typ
Remote ON/OFF (Note 3)
(Positive logic)
(Negative logic)
Remote off input current
Open or 3.5V < Vr < 12V
Short or 0V < Vr < 1.2V
Short or 0V < Vr < 1.2V
Open or 3.5V < Vr < 12V
20mA
The FEC15 series offer 15 watts of output power from a 2 x 1 x 0.4 inch package. The
FEC15 series with 2:1 wide input voltage of 9-18, 18-36 and 36-75VDC. The FEC15
features 1600VDC of isolation, short-circuit and over-voltage protection, as well as six
sided shielding. A safety approval to EN60950-1 and UL60950-1. All models are
particularly suited to telecommunications, industrial, mobile telecom and test equipment
applications.
UL E193009
TUV
CB
CE MARK
15 WATTS OUTPUT POWER
2:1 WIDE INPUT VOLTAGE RANGE
INTERNATIONAL SAFETY STANDARD APPROVAL
SIX-SIDED CONTINUOUS SHIELD
HIGH EFFICIENCY UP TO 88%
STANDARD 2” X 1” X 0.4” PACKAGE
FIXED SWITCHING FREQUENCY
VER:03 1 / 2