OUTPUT SPECIFICATIONS
DC/DC CONVERTER
WIDE INPUT RANGE - 2:1
WKQ SERIES
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Mechanical Characteristics |
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|---|---|
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Length:50.8mm |
Height: 11.0mm |
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Width: 50.8mm |
Weight: 60.0g Typ |
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GENERAL SPECIFICATIONS |
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|---|---|---|---|
| Operating Temperature | -40°C to +60°C |
Isolation Resistance | 109 ohms min |
| Storage Temperature | -55°C to +100°C |
Isolation Capacitance | 2500pF max |
| Case Temperature | +90°C max |
Switching Frequency | 250 KHz typ |
| Humidity | 95% max |
Case Material | Six-Side Shielded Case |
| Cooling | Free-Air Convection |
Conducted Emissions | EN55022 Class A |
| Efficiency | 88% min |
Radiated Emissions | EN55022 Class A |
| Isolation Voltage | 1500 VDC min |
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2:1 33W~40W OUTPUT 1500VDC Isolation |
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|---|---|---|---|---|---|---|---|
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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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WKQS-1203.3 |
9-18 |
3.3 |
10000 |
3125 |
200 |
88 |
1500 |
WKQS-1205 |
9-18 |
5 |
8000 |
3663 |
200 |
91 |
1500 |
WKQS-1212 |
9-18 |
12 |
3333 |
3623 |
200 |
92 |
1500 |
WKQS-1215 |
9-18 |
15 |
2667 |
3623 |
200 |
92 |
1500 |
WKQS-2403.3 |
18-36 |
3.3 |
10000 |
1545 |
100 |
89 |
1500 |
WKQS-2405 |
18-36 |
5 |
8000 |
1832 |
100 |
91 |
1500 |
WKQS-2412 |
18-36 |
12 |
3333 |
1812 |
100 |
92 |
1500 |
WKQS-2415 |
18-36 |
15 |
2667 |
1792 |
100 |
93 |
1500 |
WKQS-4803.3 |
36-72 |
3.3 |
10000 |
764 |
40 |
90 |
1500 |
WKQS-4805 |
36-72 |
5 |
8000 |
906 |
40 |
92 |
1500 |
WKQS-4812 |
36-72 |
12 |
3333 |
906 |
40 |
92 |
1500 |
WKQS-4815 |
36-72 |
15 |
2667 |
906 |
40 |
92 |
1500 |
|
ELECTRICAL SPECIFICATIONS |
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|---|---|---|---|
| Input Voltage Range | 2:1 Input Range |
Line Regulation | +/-0.5% max |
| Input Filter | Pi Network |
Load Regulation | +/-0.5% max |
| Protection | Fuse Recommended |
Minimum Load | 10% of Full Load |
| Voltage Setpoint Accuracy | +/-2% max |
Short Circuit Protection | Continuous |
| Over Voltage Protection | Built-in |
Short Circuit Restart | Automatic |
| Temperature Coefficient | +/-0.03%/°C |
Over Load Protection | 150% Typ |
| Ripple & Noise(20MHz BW) | 100mVp-p max |
Transient Response | 500uS max |
| External Trim Adj. Range | +/-10% |
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MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS
SIMPLIFIED SCHEMATIC
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