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200WFR series
Single Output
DC/DC Converter
FEATURES
• High Efficiency up to 81%
• 1000VDC Isolation
• MTBF > 1,000,000 Hours
• 2:1 Wide Input Range
• Low Cost
• Remote On/Off Control
• Low Ripple and Noise
INPUT CHARACTERISTICS
DESCRIPTIONS
Units/Comments
Min Typ Max
The 200WFR series are low-profile 2 watts dc-dc converters
that operate over input voltage ranges of 4.5 to 9VDC and 9 to
18VDC, 18 to 36VDC and 36 to 75 VDC and provide precisely
regulated output voltages of 3.3V, 5V and 12VDC.
Start Voltage
5 VDC Input Models
12 VDC Input Models
24 VDC Input Models
48 VDC Input Models
Under Voltage Shut Down
5 VDC Input Models
12 VDC Input Models
24 VDC Input Models
48 VDC Input Models
Reverse Polarity Input Current
Short Circuit Input Power
Input Filter
VDC
VDC
VDC
VDC
2.8 ꢀ.2 4.5
4.5
8
6
9
12 18
o
o
The -40 C to +65 C operating temperature range makes it
ideal for data communication equipment, mobile battery
driven equipment, distributed power systems, telecommunication
equipment, mixed analog/digital subsystems, process/
machine control equipment, computer peripheral systems
and industrial robot systems.
16 24 ꢀ6
VDC
ꢀ
4
VDC
5.5 8.5
11 1ꢁ
22 ꢀ6
1
VDC
VDC
A
mW
1500
OUTPUT CHARACTERISTICS
Capacitor type
Min Typ Max
Unit/Comments
% Output voltage at
nominal line & FL
Change /
1
2
Output Voltage Set Point
Line Regulation
0.ꢀ 0.5
Percentage change
in Input
voltage
0.5 0.ꢁ5
Load Regulation
% Output voltage
measured from
full load to
GENERAL CHARACTERISTICS
10% load
%
% per degree C
mV p-p measured
at 20 MHz bandwidth
with external 1 μf
capacitor
120
Over Power Protection
Temperature Coefficient
Ripple/Noise
Min Typ Max Unit/Comments
0.01 0.02
ꢀ0 50
Switching Frequency
Isolation Voltage
Isolation Resistance
Isolation Capacitance
MTBF (MIL-HBK-21ꢁF)
100 ꢀ00 650
1000
kHz
VDC, 1 minute
Mohm, 500VDC
1000
65 120 pF, 100kHz, 1Volt
Million Hours,
1
ꢁ5
Ripple/Noise
mV p-p, Over Line,
Load & Temp., 20
MHz B.W., using 1μf
bypass capacitor
Refer to model
selection chart
% deviation of Vout
voltage for a 25%
load change for
500μS
o
+25 C, Ground
Benign
Remote On/Off
On
Off
2.ꢁ
0
15 VDC; Referenced to
0.6 input return
Output Voltage and Current
Load Transient Response
ꢀ
5
Short Circuit Protection
Indefinite, Automatic
Recovery
>> B-41