DC/DC CONVERTER
WIDE INPUT RANGE - 2:1
WFA-3K SERIES
Mechanical Characteristics |
|
---|---|
Length:50.8mm |
Height: 11.2mm |
Width: 25.4mm |
Weight: 31.2g Typ |
GENERAL SPECIFICATIONS |
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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 |
ELECTRICAL SPECIFICATIONS |
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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
2:1 8W-10W DUAL OUTPUT |
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---|---|---|---|---|---|---|---|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
ISOLATION(VDC) |
|
FULL LOAD |
NO LOAD |
||||||
WFAD-4805-3K |
36-72 |
+/-5 |
+/-1000 |
262 |
8 |
79 |
3000 |
WFAD-4809-3K |
36-72 |
+/-9 |
+/-556 |
254 |
8 |
80 |
3000 |
WFAD-4812-3K |
36-72 |
+/-12 |
+/-416 |
254 |
7 |
82 |
3000 |
WFAD-4815-3K |
36-72 |
+/-15 |
+/-333 |
254 |
7 |
82 |
3000 |
2:1 8W-10W SINGLE OUTPUT |
|||||||
---|---|---|---|---|---|---|---|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
ISOLATION(VDC) |
|
FULL LOAD |
NO LOAD |
||||||
WFAS-4803.3-3K |
36-72 |
3.3 |
2400 |
217 |
8 |
76 |
3000 |
WFAS-4805-3K |
36-72 |
5 |
2000 |
264 |
8 |
79 |
3000 |
WFAS-4809-3K |
36-72 |
9 |
1111 |
254 |
8 |
80 |
3000 |
WFAS-4812-3K |
36-72 |
12 |
830 |
254 |
7 |
82 |
3000 |
WFAS-4815-3K |
36-72 |
15 |
670 |
254 |
7 |
82 |
3000 |
WFAS-4824-3K |
36-72 |
24 |
416 |
264 |
7 |
82 |
3000 |
2:1 7W-10W DUAL OUTPUT |
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---|---|---|---|---|---|---|---|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
ISOLATION(VDC) |
|
FULL LOAD |
NO LOAD |
||||||
WFAD-1205-3K |
9-18 |
+/-5 |
+/-1000 |
1068 |
30 |
78 |
3000 |
WFAD-1209-3K |
9-18 |
+/-9 |
+/-556 |
1046 |
30 |
80 |
3000 |
WFAD-1212-3K |
9-18 |
+/-12 |
+/-416 |
1029 |
28 |
81 |
3000 |
WFAD-1215-3K |
9-18 |
+/-15 |
+/-333 |
1020 |
28 |
82 |
3000 |
WFAD-2405-3K |
18-36 |
+/-5 |
+/-1000 |
527 |
16 |
79 |
3000 |
WFAD-2409-3K |
18-36 |
+/-9 |
+/-556 |
523 |
18 |
80 |
3000 |
WFAD-2412-3K |
18-36 |
+/-12 |
+/-416 |
508 |
15 |
82 |
3000 |
WFAD-2415-3K |
18-36 |
+/-15 |
+/-333 |
510 |
15 |
82 |
3000 |
2:1 7W-10W SINGLE OUTPUT |
|||||||
---|---|---|---|---|---|---|---|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
ISOLATION |
|
FULL LOAD |
NO LOAD |
||||||
WFAS-1203.3-3K |
9-18 |
3.3 |
2400 |
891 |
30 |
74 |
3000 |
WFAS-1205-3K |
9-18 |
5 |
2000 |
1068 |
30 |
78 |
3000 |
WFAS-1209-3K |
9-18 |
9 |
1111 |
1050 |
30 |
79 |
3000 |
WFAS-1212-3K |
9-18 |
12 |
830 |
1040 |
28 |
80 |
3000 |
WFAS-1215-3K |
9-18 |
15 |
670 |
1020 |
28 |
81 |
3000 |
WFAS-1224-3K |
9-18 |
24 |
416 |
1020 |
28 |
82 |
3000 |
WFAS-2403.3-3K |
18-36 |
3.3 |
2400 |
434 |
16 |
76 |
3000 |
WFAS-2405-3K |
18-36 |
5 |
2000 |
527 |
16 |
79 |
3000 |
WFAS-2409-3K |
18-36 |
9 |
1111 |
523 |
20 |
80 |
3000 |
WFAS-2412-3K |
18-36 |
12 |
830 |
508 |
15 |
82 |
3000 |
WFAS-2415-3K |
18-36 |
15 |
670 |
502 |
15 |
83 |
3000 |
WFAS-2424-3K |
18-36 |
24 |
416 |
502 |
15 |
83 |
3000 |
SIMPLIFIED SCHEMATIC
MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS