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| ![750871010 750871010](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750871030_tmb.jpg) | TRANS OFF LINE POWER ST VIPER17L | | 联系我们 | PCB Symbol, Footprint & 3D Model | - | Through Hole | - | -40°C ~ 125°C | 60kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER17L | STMicroelectronics | 120 ~ 385V | 12V @ 10mA | 4000Vrms | 3.3mH @ 10kHz | 0.635" (16.13mm) | 0.787" L x 0.975" W (20.00mm x 24.00mm) |
| ![750871011 750871011](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750871030_tmb.jpg) | TRANS OFF LINE POWER ST VIPER15L | | 联系我们 | PCB Symbol, Footprint & 3D Model | - | Through Hole | - | -40°C ~ 125°C | 50 ~ 140kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER15L | STMicroelectronics | 120 ~ 385V | 12V @ 10mA | 4000Vrms | 4mH @ 10kHz | 0.635" (16.13mm) | 0.787" L x 0.975" W (20.00mm x 24.00mm) |
| ![750871110 750871110](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750871110_tmb.jpg) | TRANS OFF LINE POWER ST VIPER28 | | 联系我们 | PCB Symbol, Footprint & 3D Model | 0.827" L x 0.984" W (21.00mm x 25.00mm) | Through Hole | - | -40°C ~ 125°C | - | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER28 | STMicroelectronics | 120 ~ 385V | 10V @ 10mA | 4000Vrms | 1.6mH @ 10kHz | 0.635" (16.13mm) | 0.827" L x 0.984" W (21.00mm x 25.00mm) |
| ![750370024 750370024](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750871013_tmb.jpg) | TRANS OFF LINE POWER ST VIPER17H | | 联系我们 | PCB Symbol, Footprint & 3D Model | 0.540" L x 0.805" W (13.72mm x 20.45mm) | Through Hole | - | -40°C ~ 125°C | 115kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER17H | STMicroelectronics | 120 ~ 600V | 16V @ 50mA | 4000Vrms | 1.6mH @ 10kHz | 0.430" (10.92mm) | 0.540" L x 0.805" W (13.72mm x 20.45mm) |
| ![760871131 760871131](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/760871131_tmb.JPG) | OFFLINE XFRM WE-UNIT ST VIPER26 | | 联系我们 | PCB Symbol, Footprint & 3D Model | 0.874" L x 0.984" W (22.20mm x 25.00mm) | Through Hole | - | -40°C ~ 125°C | 60kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | LED Drivers, AC/DC SMPS | - | STMicroelectronics | 120 ~ 420V | 15V @ 100mA | 4000Vrms | 1.396mH @ 10kHz | 0.635" (16.13mm) | 0.874" L x 0.984" W (22.20mm x 25.00mm) |
| ![750314288 750314288](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/MFG_750314288_tmb.jpg) | FLYBACK TRANSFORMER WE-FB | | 联系我们 | PCB Symbol, Footprint & 3D Model | - | Through Hole | - | -40°C ~ 125°C | 60kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | - | STMicroelectronics | 120 ~ 375V | - | 2500Vrms | 2.5mH @ 10kHz | 0.740" (18.80mm) | - |
| ![750310660 750310660](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750310660_tmb.jpg) | TRANS OFF LINE POWER ST VIPER17H | | 联系我们 | PCB Symbol, Footprint & 3D Model | - | Through Hole | - | -40°C ~ 125°C | 120kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER17H | STMicroelectronics | 85 ~ 265V | 12V @ 20mA | 4000Vrms | 1.2mH @ 10kHz | 0.690" (17.53mm) | 0.820" L x 0.880" W (20.83mm x 22.35mm) |
| ![750871030 750871030](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750871030_tmb.jpg) | TRANS OFF LINE POWER ST VIPER17L | | 联系我们 | PCB Symbol, Footprint & 3D Model | - | Through Hole | - | -40°C ~ 125°C | 60kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER17L | STMicroelectronics | 120 ~ 385V | 12V @ 10mA | 4000Vrms | 2.38mH @ 10kHz | 0.635" (16.13mm) | 0.787" L x 0.975" W (20.00mm x 24.00mm) |
| ![750871111 750871111](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750871111_tmb.jpg) | TRANS OFF LINE POWER ST VIPER27L | | 联系我们 | PCB Symbol, Footprint & 3D Model | 0.827" L x 0.984" W (21.00mm x 25.00mm) | Through Hole | - | -40°C ~ 125°C | 60kHz | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER27L | STMicroelectronics | 120 ~ 385V | 12V @ 10mA | 4000Vrms | 1.7mH @ 10kHz | 0.635" (16.13mm) | 0.827" L x 0.984" W (21.00mm x 25.00mm) |
| ![750370228 750370228](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/MFG_750370228_tmb.jpg) | | | 联系我们 | PCB Symbol, Footprint & 3D Model | 0.874" L x 0.984" W (22.20mm x 25.00mm) | Through Hole | - | -40°C ~ 125°C | - | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | - | STMicroelectronics | 120 ~ 375V | 12V | 4000Vrms | - | 0.630" (16.00mm) | - |
| ![750370026 750370026](https://oss.origin-ic.net/productFiles/image/product/switching-converter-smps-transformers/750370026_tmb.jpg) | TRANS OFF LINE POWER ST VIPER15L | | 联系我们 | PCB Symbol, Footprint & 3D Model | - | Through Hole | - | -40°C ~ 125°C | - | WE-UNIT, MID-OLSTM | For AC/DC Converters | Flyback Converters | VIPER15L | STMicroelectronics | 120 ~ 385V | 12V @ 100mA | 4000Vrms | 3.9mH @ 10kHz | 0.615" (15.62mm) | 0.795" L x 0.953" W (20.20mm x 24.20mm) |