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Texas Instruments LMR51420 | Demoboard LMR51420EVM
LMR51420 SIMPLE SWITCHER® Power Converter 4.5-V to 36-V, 2-A, Synchronous Buck Converter in a SOT-23 Package
Overview
| Topology | Buck Converter |
| Input voltage | 4.5-36 V |
| Output 1 | 5 V / 2 A |
Description
The Texas Instruments LMR51420EVM evaluation module (EVM) helps designers evaluate the operation and performance of the LMR51420 wide-input buck regulator. This document describes the setup,input/output connections of the EVM, board layout, schematic, and bill of materials.
Features
- 4.5-V to 36-V input voltage range
- Default 5-V output
- Up to 2-A output current
- 500-kHz switching frequency
- Hiccup mode short current protection
- Internal compensation
Typical applications
- Major appliances
- General purpose wide VIN power supplies
- Grid infrastructure
- Building automation
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | RDC max.(mΩ) | fres(MHz) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-LHMI SMT Power Inductor, 10 µH, 4.05 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LHMI SMT Power Inductor | Inductance10 µH | Performance Rated Current4.05 A | Saturation Current @ 10%5.6 A | Saturation Current @ 30%10.5 A | DC Resistance69 mΩ | Self Resonant Frequency12 MHz | MountSMT |