DC/DC CONVERTER
WIDE INPUT RANGE - 4:1
WFA-3K SERIES
|
Mechanical Characteristics |
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|---|---|
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Length:50.8mm |
Height: 11.2mm |
|
Width: 25.4mm |
Weight: 31.2g Typ |
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GENERAL SPECIFICATIONS |
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|---|---|---|---|
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Operating Temperature |
-25oC to +71oC |
Isolation Capacitance |
500pF max |
|
Storage Temperature |
-55oC to +125oC |
Switching Frequency |
200 KHz min |
|
Humidity |
95% max |
MTBF |
>700,000 Hours at 25oC |
|
Cooling |
Free-Air Convection |
Case Material |
Five-sided shield Case |
|
Efficiency |
70% min |
Potting Material |
Epoxy(UL94-V0) |
|
Isolation Voltage |
3000VDC min |
Conducted Emissions |
EN55022 Class A |
|
Isolation Resistance |
109 ohms min |
Radiated Emissions |
EN55022 Class A |
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ELECTRICAL SPECIFICATIONS |
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|---|---|---|---|
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Input Voltage Range |
2:1, 4:1 Input Range |
Load Regulation |
+/-0.5% max |
|
Input Filter |
Pi Network |
Minimum Load |
10% of Full Load |
|
Protection |
Fuse Recommended |
Short Circuit Protection |
Continuous |
|
Voltage Setpoint Accuracy |
+/-2% max |
Short Circuit Restart |
Automatic |
|
Temperature Coefficient |
+/-0.05%/oC |
Overload Protection |
180% Typ |
|
Ripple & Noise(20MHz BW) |
200mVp-p max |
Transient Response |
200uS max |
|
Line Regulation |
+/-0.5% max |
|
|
OUTPUT SPECIFICATIONS
|
4:1 8W-10W DUAL OUTPUT |
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|---|---|---|---|---|---|---|---|
|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
ISOLATION |
|
|
FULL LOAD |
NO LOAD |
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WFAD-1205T-3K |
9-36 |
+/-5 |
+/-1000 |
1082 |
40 |
77 |
3000 |
|
WFAD-1209T-3K |
9-36 |
+/-9 |
+/-556 |
1063 |
40 |
78 |
3000 |
|
WFAD-1212T-3K |
9-36 |
+/-12 |
+/-416 |
1041 |
40 |
80 |
3000 |
|
WFAD-1215T-3K |
9-36 |
+/-15 |
+/-333 |
1028 |
40 |
81 |
3000 |
|
WFAD-2405T-3K |
18-72 |
+/-5 |
+/-1000 |
527 |
20 |
79 |
3000 |
|
WFAD-2409T-3K |
18-72 |
+/-9 |
+/-556 |
525 |
20 |
79 |
3000 |
|
WFAD-2412T-3K |
18-72 |
+/-12 |
+/-416 |
520 |
20 |
80 |
3000 |
|
WFAD-2415T-3K |
18-72 |
+/-15 |
+/-333 |
514 |
20 |
81 |
3000 |
|
4:1 8W-10W SINGLE OUTPUT |
|||||||
|---|---|---|---|---|---|---|---|
|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
ISOLATION |
|
|
FULL LOAD |
NO LOAD |
||||||
|
WFAS-1203.3T-3K |
9-36 |
3.3 |
2400 |
880 |
40 |
76 |
3000 |
|
WFAS-1205T-3K |
9-36 |
5 |
2000 |
1082 |
40 |
77 |
3000 |
|
WFAS-1209T-3K |
9-36 |
9 |
1111 |
1065 |
40 |
78 |
3000 |
|
WFAS-1212T-3K |
9-36 |
12 |
830 |
1054 |
40 |
79 |
3000 |
|
WFAS-1215T-3K |
9-36 |
15 |
670 |
1041 |
40 |
80 |
3000 |
|
WFAS-1224T-3K |
9-36 |
24 |
417 |
1057 |
40 |
79 |
3000 |
|
WFAS-2403.3T-3K |
18-72 |
3.3 |
2400 |
434 |
20 |
76 |
3000 |
|
WFAS-2405T-3K |
18-72 |
5 |
2000 |
527 |
20 |
79 |
3000 |
|
WFAS-2409T-3K |
18-72 |
9 |
1111 |
515 |
20 |
81 |
3000 |
|
WFAS-2412T-3K |
18-72 |
12 |
830 |
520 |
20 |
80 |
3000 |
|
WFAS-2415T-3K |
18-72 |
15 |
670 |
514 |
20 |
81 |
3000 |
|
WFAS-2424T-3K |
18-72 |
24 |
416 |
510 |
20 |
81 |
3000 |
SIMPLIFIED SCHEMATIC
MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS
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