Part Number: 750311771 vs 750310007
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|---|---|---|
| Part Number: | 750311771 | 750310007 |
| Manufacturer: | Wurth Electronics Midcom | Wurth Electronics Midcom |
| Description: | TRANS FLYBACK LT3748 500UH SMD | TRANS FLYBACK LM5070LM5071LM5072 |
| Quantity Available: | Available | Available |
| Datasheets: | 750311771 Datasheet Passive Components Prod Catalog | - |
| Factory Lead Time | 20 Weeks | 16 Weeks |
| Mount | Surface Mount | Surface Mount |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| Series | WE-FB | WE-PoE, MID-POE |
| Part Status | Active | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Termination | SMD/SMT | - |
| Max Operating Temperature | 125°C | 125°C |
| Min Operating Temperature | -40°C | -40°C |
| Applications | Flyback Converters | Power Over Ethernet (PoE) |
| Depth | 13.69mm | - |
| Current Rating | 2.5A | - |
| Frequency | 60kHz~400kHz | - |
| Voltage - Isolation | 2500Vrms | 1500Vrms |
| Output Voltage | 15V | - |
| Inductance | 500 μH | - |
| DC Resistance (DCR) | 450mOhm | - |
| Max DC Current | 2.5A | - |
| Input Current | 100A | - |
| Voltage - Primary | 100V~400V | 35V~57V |
| Turns Ratio - Primary:Secondary | 6:1 | - |
| Inductance @ Frequency | 500μH @ 10kHz 14μH @ 10kHz 400μH @ 10kHz | 127μH @ 100kHz |
| Footprint | 1.064 L x 1.272 W (27.03mm x 32.31mm) | 0.530 L x 0.699 W (13.46mm x 17.75mm) |
| Chipset Manufacturer | Linear Technology | National Semiconductor |
| Voltage - Auxiliary | 15V @ 20mA | 12V @ 15mA |
| Intended Chipset | LT3573, LT3574, LT3575, LT3748 | LM5070, LM5071, LM5072 |
| Height | 13.69mm | - |
| Height Seated (Max) | 0.544 13.82mm | 0.505 12.83mm |
| Length | 32.31mm | 17.75mm |
| Width | 27.03mm | 13.46mm |
| REACH SVHC | No SVHC | - |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Operating Temperature | - | -40°C~125°C |
| Submit RFQ: | Submit | Submit |
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