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BWD SERIES - DUAL OUTPUT, 2.5 WATT
DESCRIPTION
FEATURES
•
•
•
•
Wide Range Input
Input Pi Filter
500V Isolation
Short Circuit Protection
BWD dual output DC/DC converters offer excellent
• Industry Standard Dip
regulation and isolation in an industry standard DIP
Package
package. With several input voltage ranges, the BWD • Industry Standard Pinout
is perfect for industrial, telecom, and networking
• 85°C Case Operation
applications. The BWD features short circuit
protection, low profile, and 500 VDC isolation. Please
see the BWS series for single output applications.
Efficiency vs.
85
80
75
EFFICIENCY %
Load (24V Input)
70
65
60
55
50
45
40
EFF.
BWD2415
EFF.
BWD2412
TECHNICAL SPECIFICATIONS
Input
Voltage Range
5 VDC Nominal
12 VDC Nominal
24 VDC Nominal
48 VDC Nominal
Reflected Ripple
Reverse Input Current
Output
Setpoint Accuracy
Line Regulation V
in
Min. - V
in
Max., I
out
Rated
±1%
±1.5% V
out
4.5 - 9 VDC
9 - 18 VDC
19 - 36 VDC
36 - 72 VDC
20% I
in
Max.
100% I
in
Max.
10
20
30
40
50
60
70
80
90
100
LOAD %
Efficiency vs. Load (48V Input)
90
85
80
EFFICIENCY %
Load Regulation I
out
Min. - I
out
Max., V
in
Nom.
Minimum Output Current
Pk Deviation
Settling Time
Temperature Coefficient
Ripple and Noise, 20 MHz BW
Short Circuit Protection
1
Current Limit
General
No Load Input Power
Switching Frequency
Isolation
Input - Output
Input - Case
Output - Case
Isolation Resistance - Input to Output
Isolation Capacitance - Input to Output
Case Temperature
Standard Operating Range
Storage Range
Humidity Max., Non-Condensing
Vibration, 3 Axes, 5 Min Each
Safety
Weight (Approx.)
Dynamic Regulation, 1/4 to Full Load Step
±2.5% V
out
10 % l
out
Rated
25% I
out
75
70
65
60
55
50
45
40
10
20
30
40
50
60
70
80
90
100
LOAD %
EFF.
BWD4812
EFF.
BWD4808
4% V
out
500
µs
0.02%/°C
150 mV
Continuous Auto-restart
180%
0.7 W
200 kHz
500 VDC
500 VDC
500 VDC
10
9
Ohms
80 pF
-25 to +85°C
-40 to +125°C
95%
5 g, 10 - 55 Hz
UL, CUL, TUV
0.7 oz
Notes
Continuous short circuit protection is provided. Long-term continuous operation in
this mode is not recommended. Converter will auto-restart once fault has been
removed
1
Specifications typically at 25°C, normal line, and full load, unless otherwise
stated.
Soldering Conditions: I/O pins, 260°C, ten seconds; fully compatible with
commercial wave-soldering equipment.
Safety: Agency approvals may vary from model to model. Please consult factory
for specific model information.
1
POWER-ONE [ POWER-ONE ]
