|
Mechanical Characteristics |
|
|---|---|
|
Length:50.8mm |
Height: 11.2mm |
|
Width: 25.4mm |
Weight: 31.2g Typ |
|
GENERAL SPECIFICATIONS |
|||
|---|---|---|---|
| Operating Temperature (20W) | -40°C to +75°C |
Isolation Resistance | 109 ohms min |
| Operating Temperature (30W) | -40°C to +65°C |
Isolation Capacitance | 3000pF max |
| Case Temperature | +100°C max |
Switching Frequency | 300 KHz min |
| Storage Temperature | -55°C to +125°C |
MTBF | >700,000 Hours at 25°C |
| Humidity | 95% max |
Case Material | Six-Sided Shield Case |
| Cooling | Free-Air Convection |
Potting Material | Epoxy(UL94-V0) |
| Efficiency | 88% typ |
Conducted Emissions | EN55022 Class A |
| Isolation Voltage | 1500 VDC min |
Radiated Emissions | EN55022 Class A |
|
ELECTRICAL SPECIFICATIONS |
|||
|---|---|---|---|
| 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 |
| OVLO(Over Voltage Lockout) | See Table 1 |
Short Circuit Restart | Automatic |
| UVLO(Under Voltage Lockout) | See Table 1 |
Overload Protection | 130%~180% |
| Voltage Setpoint Accuracy | +/-2% max |
Transient Response | 500uS max |
| Temperature Coefficient | +/-0.05%/°C |
External Trim Adj. Range Vout:5V |
+/-10% |
| Ripple & Noise(20MHz BW) | 150mVp-p max |
External Trim Adj. Range Vout:12V,15V |
-20%~+10% |
| Line Regulation | +/-0.3% max |
. | . |
OUTPUT SPECIFICATIONS
DC/DC CONVERTER
WIDE INPUT RANGE - 2:1
WFE SERIES
SIMPLIFIED SCHEMATIC &
INPUT OPERATING VOLTAGE TABLE
MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS
|
2:1 30W SINGLE OUTPUT |
||||||||
|---|---|---|---|---|---|---|---|---|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
CAPACITOR |
PACK AGE |
|
FULL LOAD |
NO LOAD |
|||||||
WFES-1203.3B30 |
9-18 |
3.3 |
7000 |
2292 |
180 |
85 |
1000uF |
A |
WFES-1205B30 |
9-18 |
5 |
6000 |
2841 |
165 |
88 |
1000uF |
A |
WFES-1212B30 |
9-18 |
12 |
2500 |
2778 |
140 |
90 |
220uF |
A |
WFES-1215B30 |
9-18 |
15 |
2000 |
2778 |
120 |
90 |
100uF |
A |
WFES-2403.3B30 |
18-36 |
3.3 |
7000 |
1106 |
120 |
86 |
1000uF |
A |
WFES-2405B30 |
18-36 |
5 |
6000 |
1404 |
95 |
89 |
1000uF |
A |
WFES-2412B30 |
18-36 |
12 |
2500 |
1389 |
40 |
89 |
220uF |
A |
WFES-2415B30 |
18-36 |
15 |
2000 |
1389 |
40 |
90 |
100uF |
A |
WFES-4803.3B30 |
36-75 |
3.3 |
7000 |
560 |
85 |
85 |
1000uF |
A |
WFES-4805B30 |
36-75 |
5 |
6000 |
710 |
60 |
88 |
1000uF |
A |
WFES-4812B30 |
36-75 |
12 |
2500 |
694 |
40 |
90 |
220uF |
A |
WFES-4815B30 |
36-75 |
15 |
2000 |
694 |
30 |
90 |
100uF |
A |
| 2:1 20W SINGLE OUTPUT |
||||||||
|---|---|---|---|---|---|---|---|---|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
CAPACITOR |
PACK AGE |
|
FULL LOAD |
NO LOAD |
|||||||
WFES-1203.3A20 |
9-18 |
3.3 |
5000 |
1617 |
65 |
85 |
1000uF |
A |
WFES-1205A20 |
9-18 |
5 |
4000 |
1893 |
65 |
88 |
1000uF |
A |
WFES-1212A20 |
9-18 |
12 |
1666 |
1893 |
20 |
88 |
220uF |
A |
WFES-1215A20 |
9-18 |
15 |
1333 |
1872 |
20 |
89 |
100uF |
A |
WFES-2403.3A20 |
18-36 |
3.3 |
5000 |
809 |
45 |
85 |
1000uF |
A |
WFES-2405A20 |
18-36 |
5 |
4000 |
947 |
45 |
88 |
1000uF |
A |
WFES-2412A20 |
18-36 |
12 |
1666 |
936 |
20 |
89 |
220uF |
A |
WFES-2415A20 |
18-36 |
15 |
1333 |
926 |
20 |
90 |
100uF |
A |
WFES-4803.3A20 |
36-75 |
3.3 |
5000 |
404 |
40 |
85 |
1000uF |
A |
WFES-4805A20 |
36-75 |
5 |
4000 |
473 |
40 |
88 |
1000uF |
A |
WFES-4812A20 |
36-75 |
12 |
1666 |
473 |
10 |
88 |
220uF |
A |
WFES-4815A20 |
36-75 |
15 |
1333 |
468 |
10 |
89 |
100uF |
A |
 |
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 |
 |
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