FEATURES
• 20 WATTS OUTPUT POWER
• OUTPUT CURRENT UP TO 4A
• STANDARD 2” X 1.6” X 0.4” PACKAGE
• HIGH EFFICIENCY UP TO 87%
• 2:1 AND 4:1 WIDE INPUT VOLTAGE RANGE
• SIX-SIDED CONTINUOUS SHIELD
• FIXED SWITCHING FREQUENCY
• CE MARK MEETS 2006/95/EC, 93/68/EEC AND 2004/108/EC
• UL60950-1, EN60950-1 AND IEC60950-1 LICENSED
• ISO9001 CERTIFIED MANUFACTURING FACILITIES
• COMPLIANT TO RoHS EU DIRECTIVE 2002/95/EC
APPLICATIONS
Wireless Network
Telecom/Datacom
DESCRIPTION
The FDC20 and FDC20-W series offer 20 Watts of output power from a
2 x 1.6 x 0.4 inch package. The FDC20 series with 2:1 wide input voltage
of 9-18, 18-36 and 36-75VDC. The FDC20-W series with 4:1 wide input voltage
of 9-36 and 18-75VDC.
Industry Control System
Measurement Equipment
Semiconductor Equipment
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
OUTPUT SPECIFICATIONS
INPUT SPECIFICATIONS
FDC20
12V nominal input
24V nominal input
48V nominal input
24V nominal input
48V nominal input
9 – 18VDC
18 – 36VDC
36 – 75VDC
9 – 36VDC
18 – 75VDC
Output power
20 Watts, max.
Single & Dual
± 1%
± 1%
± 5%
Input voltage range
FDC20-W
Voltage accuracy Full load and nominal Vin Triple 3.3V/5V
Auxiliary
Minimum load (Note 6)
Voltage adjustability
See Table
± 10%
Input filter
Pi type
12V input
Input surge voltage
24V input
36VDC
50VDC
100VDC
Single (W)
Dual (W)
± 0.2%
± 0.5%
± 1%
± 5%
± 0.5%
± 3%
100mS max
Line regulation
LL to HL at Full Load
48V input
Triple 3.3V/5V
Auxiliary
Single
Input reflected ripple current
Nominal Vin and full load
25mAp-p
Nominal Vin and
constant resistive load
Remote ON/OFF (Note 8)
(Positive logic)
Start up time
Power up
20mS, typ.
Dual
Load regulation Min. Load to Full Load
Cross regulation (Note 7)
Triple 3.3V/5V
Auxiliary
Dual
± 2%
± 5%
± 5%
DC-DC ON
DC-DC OFF
Open or 3.5V < Vr < 12V
Short or 0V < Vr < 1.2V
-0.5~1.0mA
Triple 3.3V/5V
Auxiliary
± 2%
± 5%
Input current of remote control pin Nominal Vin
Remote off state input current
Nominal Vin
20mA
Ripple and noise 20MHz bandwidth
Temperature coefficient
See table
ENVIRONMENTAL SPECIFICATIONS
±0.02% / ºC, max.
Operating ambient temperature
Maximum case temperature
Storage temperature range
-40ºC ~ +85ºC (with derating)
+100ºC
Single
Dual
Triple
250μS
250μS
500μS
3.9VDC
6.2VDC
15VDC
18VDC
Transient response
recovery time
25% load step change
-55ºC ~ +105ºC
3.3V output
Over voltage protection 5V output
Zener diode clamp
Nature convection
Nature convection with heat-sink 8.24ºC/watt
10ºC/watt
Thermal impedance (Note 9)
12V output
15V output
% of FL at nominal input
Thermal shock
Vibration
MIL-STD-810F
MIL-STD-810F
5% to 95% RH
Over load protection
150%, max.
Short circuit protection
Hiccup, automatics recovery
Relative humidity
GENERAL SPECIFICATIONS
Efficiency
EMC CHARACTERISTICS
See table
EMI (Note 10)
EN55022
Class A
Isolation voltage
1600VDC, min.
9
± 8KV
± 6KV
Air
Contact
Isolation resistance
Isolation capacitance
Switching frequency
10 ohms, min.
ESD
EN61000-4-2
EN61000-4-3
Perf. Criteria B
300pF, max.
300KHz, typ.
Radiated immunity
10 V/m Perf. Criteria A
± 2KV
± 1KV
Fast transient (Note 11) EN61000-4-4
Perf. Criteria B
Perf. Criteria B
Approvals and standard
Case material
IEC60950-1, UL60950-1, EN60950-1
Nickel-coated copper
Surge (Note 11)
EN61000-4-5
EN61000-4-6
Conducted immunity
10 Vr.m.s Perf. Criteria A
Base material
Non-conductive black plastic
Epoxy (UL94-V0)
Potting material
2.00 X 1.60 X 0.40 Inch
(50.8 X 40.6 X 10.2 mm)
Dimensions
Weight
48g (1.69oz)
BELLCORE TR-NWT-000332
MIL-HDBK-217F
1.928 x 106 hrs
MTBF (Note 1)
7.650 x 105 hrs
Page 1 of 3 Issued Date:2008/05/21