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NR131S Buck Regulator

NR131S Description

Ultra light load high efficiency,VIN=17V,Current mode Step-down Io=3A Buck Regulator IC NR131S Jul./09/2015 General .
The NR131S is buck regulator ICs integrates High-side power MOSFETs.

NR131S Features

* & Benefits
* Current mode PWM control
* Up to 94% efficiency at normal load condition
* Up to 85% efficiency at light load condition
* Stable with low ESR ceramic output capacitors
* Built-in protection function Over Current Protection (OCP) Thermal Shutdown (TSD) Under Voltage L

NR131S Applications

* LCD TV / Blue-ray / Set top box
* Green electronic products
* Other power supply Typical Application Circuit NR131S C1, C2: 10μF / 25V, C4, C5: 22μF / 16V, C7: 0.1μF, C9:1800pF, C11: 220pF(Option), R1: 510kΩ , R3: 10Ω, R4: 36 kΩ, R5: 27kΩ (VO=5.0V), R6: 12kΩ, R7:510kΩ(Option), D1: S

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Buck Regulator SANKEN
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