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NCP1523BFCT2G from ON,ON Semiconductor

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NCP1523BFCT2G

Manufacturer: ON, FREES

3 MHz, 600 mA, High−Efficiency, Adjustable Output Voltage Step−down Converter

Partnumber Manufacturer Quantity Availability
NCP1523BFCT2G ON, FREES 35000 In Stock

Description and Introduction

3 MHz, 600 mA, High−Efficiency, Adjustable Output Voltage Step−down Converter The **NCP1523BFCT2G** is a high-efficiency, synchronous step-down DC-DC converter designed for portable and battery-powered applications. This compact and versatile IC integrates power MOSFETs, offering a streamlined solution for voltage regulation with minimal external components.  

Operating within an input voltage range of **2.7V to 5.5V**, the NCP1523BFCT2G delivers an adjustable output voltage down to **0.6V**, making it suitable for powering low-voltage processors, memory modules, and other sensitive electronics. Its **1.5A output current capability** ensures reliable performance in space-constrained designs.  

Key features include **PWM/PFM auto-switching mode**, which optimizes efficiency across varying load conditions, and a **fixed-frequency operation** (1.5MHz) to reduce output ripple and simplify EMI filtering. The device also incorporates **soft-start control**, **overcurrent protection**, and **thermal shutdown**, enhancing system reliability.  

Housed in a **DFN-6 package**, the NCP1523BFCT2G is ideal for applications such as smartphones, tablets, and IoT devices where power efficiency and board space are critical. Its robust design and integrated protections make it a dependable choice for modern electronic systems requiring stable, efficient power conversion.  

Engineers seeking a compact, high-performance step-down regulator will find the NCP1523BFCT2G a compelling solution for their power management needs.

Application Scenarios & Design Considerations

3 MHz, 600 mA, High−Efficiency, Adjustable Output Voltage Step−down Converter

Alternative Part Number

  • TPS62203DBVR --: Pin-compatible step-down converter in SOT-23-5 with similar 3 MHz switching and 300 mA output, widely available and easy drop-in replacement.
  • AP3418KTR-G1 --: 1.5 MHz synchronous buck converter in SOT-23-5 with comparable input range and 1.5 A capability, offering good electrical similarity and availability.
  • RT8059GJ5 --: Compact SOT-23-5 step-down converter with 1.5 MHz switching and 1 A output, suitable as a functional substitute for the NCP1523 in low-power rails.
  • AP3211KTR-G1 --: 1.5 MHz synchronous buck converter in a small SOT-23 package with comparable input range and output current, offering good electrical similarity and easy sourcing.

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