fEd20W series

fEd20W
I s o l a t e d a n d R e gulated 20 WATT Modular DC/DC Converters
series
Wide 4 : 1 Input Range
High Efficiency to 89%
Regulated Outputs
1600V Isolation
6 Sided Shielding
Standard Pinouts
Unit measures 1”W x 2”L x 0.4”H
Model Number Output Volts Output Amps Input Range Input Amps (NL/FL) Ripple & Noise Efficiency Capacitive Load
SINGLE OUTPUT
FED20-24S3P3W 3.3 VDC
FED20-48S3P3W
FED20-24S05W 5 VDC
FED20-48S05W
FED20-24S12W 12 VDC
FED20-48S12W
FED20-24S15W 15 VDC
FED20-48S15W
5.5
5.5
4
4
1.67
1.67
1.33
1.33
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
50 / 934 mA
35 / 467 mA
65 / 922 mA
35 / 496 mA
22 / 1018 mA
15 / 503 mA
22 / 1014 mA
15 / 501 mA
60mV p-p
60mV p-p
75mV p-p
75mV p-p
75mV p-p
75mV p-p
75mV p-p
75mV p-p
85%
85%
88%
88%
86%
87%
86%
87%
18000uF max.
18000uF max.
9600uF max.
9600uF max.
1650uF max.
1650uF max.
1050uF max.
1050uF max.
DUAL OUTPUT
FED20-24D05W ±5 VDC
FED20-48D05W
FED20-24D12W ±12 VDC
FED20-48D12W
FED20-24D15W ±15 VDC
FED20-48D15W
±2
±2
±0.833
±0.833
±0.667
±0.667
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
55 / 992 mA
35 / 490 mA
30 / 1004 mA
17 / 496 mA
30 / 1005 mA
17 / 496 mA
100mV p-p
100mV p-p
100mV p-p
100mV p-p
100mV p-p
100mV p-p
88%
89%
87%
88%
87%
88%
±4800uF max.
±4800uF max.
±825uF max.
±825uF max.
±525uF max.
±525uF max
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ASTRODYNE USA: 1-800-823-8082
ASTRODYNE PACIFIC: 886-2-26983458
I s o l a t e d a n d R e gulated 20 WATT Modular DC/DC Converters
fEd20W
INPUT SPECIFICATIONS
GENERAL SPECIFICATIONS
I/P Voltage Range (24/48V Nom.) 9-36 / 18-75VDC
Voltage Surge (100mS max)
24 V: 50 VDC; 48 V: 100 VDC
Under Voltage Lockout
24 VDC I/P DC/DC ON: 9 VDC OFF: 7.5 VDC
48 VDC I/P DC/DC ON: 15 VDC OFF: 18 VDC
Input Filter
Pi Type
Input Voltage Variation (dv/dt)
5V/rms, max. to ETS300 132 part 4.4
Input Reflected Ripple Current 20mA p-p
Start Up Time (Power Up or RC) 20mS, typ.
On/Off Control Positive Logic:(Ref to - Input) is standard.
ON = Open or 3V < Vr < 12V
OFF = Short or 0V < Vr < 1.2V
Negative Logic: (optional)
ON = Short or 0V < Vr < 1.2V
OFF = Open or 3V < Vr < 12V
Efficiency
See Selection Chart
Input-Out Isolation
In/Out Capacitance
Isolation Resistance
Switching Frequency
OUTPUT SPECIFICATIONS
Voltage and Current
See Selection Chart
Load Regulation NL-FL
Singles: ±0.5% Duals: ±1%
Cross Regulation (Dual 25%-FL) ±5%
Voltage Adjustability (Single O/P) ±10%
Line Regulation (Single/Dual) ±0.2% / ±0.5%
Temperature Coefficient
±0.02%/°C, max.
Ripple/Noise
See Selection Chart
Voltage Accuracy ± 1%
Transient Response Recovery
25% Load Step Change
250 microSeconds
Short Circuit Protection
Continuous Hiccup, self-recovering
Overvoltage Protection, Zener Diode Clamp:
3.3V Output
3.9Volts
5V Output
6.2Volts
12V Output
15Volts
15V Output
18Volts
Overload Protection
150% of FL Rating, typ.
* These are stress ratings. Exposure of the devices to any of these conditions
may adversely affect long term reliability. Proper operation under conditions
other than the standard operating conditions is neither warranteed nor implied.
WWW.ASTRODYNE.COM
series
1600VDC
1500 pF, max.
10000 M Ohms
400Khz, typ
ENVIRONMENTAL SPECIFICATIONS
Oper. Temperature
-40 to +105°C (see derate curve)
Relative Humidity
5-95%
Storage Temperature
-55 to +125°C *
Maximum Case Temp
105°C *
Thermal Impedance
Convection: 12°C/Watt
Convection w. Heatsink: 10°C/Watt
Thermal Shock
MIL-STD-810D
Vibration
10-55Hz 10G 30 min. on X, Y, Z axes
MTBF
BELLCORE TR-NWT-000322 Case 1: 50% Stress, Temp. @ 40°C
1.691 MHrs
MIL-HDBK-217F TA=25°C FL, Ground Benign, Controlled Environment
562.9 KHrs
EMI
EN55022A
ESD
EN61000-4-2 Criteria B
Radiated Immunity EN61000-4-3 Criteria A
EFT
EN61000-4-4B Criteria B
Surge EN61000-4-5B Criteria B
Conducted Immunity
EN61000-4-6A Criteria A
PHYSICAL SPECIFICATIONS
Case Material
Construction
Dimensions
Weight
Nickel-Coated Copper w. FR4 Base
Encapsulated w, UL94-V0 Epoxy
2”L x 1”W x 0.4”H (50.8 x 25.4 x 10.2mm)
0.95oz (27g)
All specifications are typical at nominal input, full load, and 25DegC unless
otherwise noted
Astrodyne products are not authorized or warranteed for use
as critical components in life support systems, equipment used
in hazardous environments, nuclear controls systems, or other
mission-critical applications.
ASTRODYNE USA: 1-800-823-8082
ASTRODYNE PACIFIC: 886-2-26983458
fEd20W
I s o l a t e d a n d R e gulated 20 WATT Modular DC/DC Converters
series
MECHANICAL DIMENSIONS
Pin #
SingleDual
1
2
3
4
5
6
+ Input
- Input
+ Output
Trim
- Output
CTRL
+ Input
- Input
+ Output
Common
- Output
CTRL
OUTPUT DERATING CURVES
WWW.ASTRODYNE.COM
ASTRODYNE USA: 1-800-823-8082
ASTRODYNE PACIFIC: 886-2-26983458