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Texas Instruments LM3481MM | Demoboard PMP10098
Low Power Flyback with Ultra Wide Input Voltage Range Reference Design
Overview
| Topology | Flyback Converter |
| Input voltage | 19-375 V |
| Switching frequency | 130 kHz |
| Output 1 | 12 V / 0.04 A |
| IC revision | C |
Description
This reference design has an ultra-wide input voltage range from 19-375V DC / 19-265V AC, and provides an isolated output of 12.0V/40mA. A linear regulator provides a second output of 5.0V/15mA.
Features
- Ultra-Wide Input Voltage Range
- Low Power
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | IR(A) | L(mH) | RDC max.(mΩ) | VR(V (AC)) | VT(V (AC)) | Material | L(mm) | W(mm) | H(mm) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-CMB Common Mode Power Line Choke, 0.5 A, 20 mH | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-CMB Common Mode Power Line Choke | Rated Current0.5 A | Inductance20 mH | DC Resistance1000 mΩ | Rated Voltage250 V (AC) | Insulation Test Voltage1500 V (AC) | MaterialMnZn | Length15 mm | Width7.8 mm | Height17.5 mm | MountTHT | ||||
 | 750370271 | Transformer, –, 4 mH | Status Activei| Production is active. Expected lifetime: >10 years. | Product series Transformer | – | Inductance4 mH | – | – | Insulation Test Voltage2500 V (AC) | – | Length13.8 mm | Width23.9 mm | Height11 mm | MountSMT |