3k VAC Auto DC Converter With An Ultra Wide 7:1 Input Voltage Range
Automotive DC DC converter W DC-DCconverter products with an ultra-wide7:1 input voltage range
Description
CUWF24_J(Y)T-3WR3seriesareisolated3W DC-DCconverterproductswithanultra-wide7:1inputvoltagerange. Theyfeatureeficiencies upto80%, inputtooutputisolationistestedwith30VACandtheconvertersafetyoperateambienttemperatureof-40Cto+105C,input under-voltageprotection,outputshort-circu
over-curent,over-voltageprotection.Theyarewidelyusedinaplicationssuchas automobileelectronic,industrialcontrol,electricpowe
instrumentsandcommunicationfields.
FEATURES
- Ultra-wide 7: 1 input voltage range
- High efficiency up to 80%
- I/O isolation test voltage 3k VAC
- Input under-voltage protection, output short-circuit,
- Over-current, over-voltage protection
- Creepage distance is 4.5mm, clearance is 4.2mm
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- Operating ambient temperature range: -40C to + 105C
- EMI meets automotive standards EN55025/CISPR 25 standard Class 4
- AEC-Q100 standards approved
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- Production process meets IATF16949 system
Specifications
| Selection Guide | ||||||||
|
Certification |
Part No.① |
Input Voltage (VDC) | Output |
Full Load Efficiency (%) Min./Typ. |
Capacitive Load (µF)Max. |
|||
| Nominal (Range) | Max.② | Voltage(VDC) |
Current(mA) Max./Min. |
|||||
| 6≤Vin＜9 | 9≤Vin≤42 | |||||||
|
EN/BS EN |
CUWF2405J(Y)T-3WR3 |
24 (6-42) |
45 |
5 | 480/0 | 600/0 | 74/76 | 1000 |
| CUWF2412J(Y)T-3WR3 | 12 | 200/0 | 250/0 | 76/78 | 470 | |||
| CUWF2415J(Y)T-3WR3 | 15 | 160/0 | 200/0 | 76/78 | 220 | |||
| CUWF2424J(Y)T-3WR3 | 24 | 100/0 | 125/0 | 78/80 | 100 | |||
|
Notes: 1 CUWF24_J(Y)T-3WR3 contains 2 types of products, include CUWF24_JT-3WR3 (SMD package without shell) and CUWF24_JYT-3WR3 (SMD package with shell); 2 Exceeding the maximum input voltage may cause permanent damage. |
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| Input Specifications | |||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit |
|
Input Current (full load / no-load) |
Nominal input voltage | -- | 165/8 | 169/ 15 |  A |
| Reflected Ripple Current | -- | 30 | -- | ||
| Surge Voltage (1sec. max.) | -0.7 | -- | 50 |
VDC |
|
| Start-up Voltage | -- | -- | 6 | ||
| Input Under-voltage Protection | 3.5 | 4.5 | -- | ||
| Start-up Time | Nominal input voltage & constant resistance load | -- | 10 | 150 | ms |
| Input Filter | Pi filter | ||||
| Hot Plug | Unavailable | ||||
| Output Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
| Voltage Accuracy① | 5%- 100% load | -- | ± 1 | ±2 |
% |
|
| Linear Regulation | Input voltage variation from low to high at full load | -- | ±0.2 | ±0.5 | ||
| Load Regulation | 5%- 100% load | -- | ±0.5 | ± 1 | ||
| Transient Recovery Time | 25% load step change, nominal input voltage | -- | 300 | 500 | µs | |
| Transient Response Deviation | 25% load step change, input voltage range | 5V output | -- | ±4 | ±8 | % |
| Others | -- | ±3 | ±5 | |||
| Temperature Coefficient | Full load | -- | -- | ±0.03 | %/C | |
| Mechanical Specifications | ||
| Case Material | Black epoxy resin; flame-retardant and heat-resistant (UL94V-0) | |
| Dimensions | CUWF24_JT-3WR3 | 43.68 x 23.0 x 10.00 mm |
| CUWF24 JYT-3WR3 | 43.68 x 25.0 x 10.64 mm | |
| Weight | CUWF24_JT-3WR3 | 7.5g (Typ.) |
| CUWF24_JYT-3WR3 | 10.4g (Typ.) | |
| Cooling Method | Free air convection | |
FEATURES
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