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Overview
| Topology | Buck Converter |
| Input voltage | 7-55 V |
| Switching frequency | 380-580 kHz |
| Output 1 | 5 V / 0.5 A |
| IC revision | 1.01 |
Description
The MP2459 is a monolithic, step,down, switch,mode converter with a built,in power MOSFET. It achieves a 0.5A peak,output current over a wide input supply range with excellent load and line regulation. Current,mode operation provides a fast transient response and eases loop stabilization. Fault condition protections include cycle,by,cycle current limiting and thermal shutdown.The MP2459 requires a minimal number of readily,available external components. The MP2459 is available in a TSOT23,6 package.
Features
- 0.5A Peak Output Current
- 15 Internal Power MOSFET
- Stable with Low,ESR Ceramic Output Capacitors
- Up to 90% Efficiency
- 0.18A Shutdown Mode
- Fixed 480kHz Frequency
- Thermal Shutdown
- Cycle,by,Cycle Over,Current Protection
- Wide 4.5V,to,55V Operating Input Range
- Output Adjustable from 0.81V to 0.95*VIN
- Available in a TSOT23,6 Package
Typical applications
- Battery Chargers
- Power Meters
- Distributed Power Systems
- WLED Drivers
- Pre,Regulator for Linear Regulators
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Product series | Z @ 100 MHz (Ω) | Zmax (Ω) | Test Condition Zmax | IR 2 (mA) | RDC max. (Ω) | Type | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 74279206 | SPEC | 9 files | WE-CBF SMT EMI Suppression Ferrite Bead | 30 | 55 | 1000 MHz | 3000 | 0.025 | High Current |
| Samples |
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| Order Code | Datasheet | Simulation | Downloads | Product series | Z @ 100 MHz (Ω) | Zmax (Ω) | Test Condition Zmax | IR 2 (mA) | RDC max. (Ω) | Type | Samples |
|---|