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MIC5203-2.8YM4 from MIC

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MIC5203-2.8YM4

Manufacturer: MIC, MICREL

μCap 80mA Low-Dropout Regulator

Partnumber Manufacturer Quantity Availability
MIC5203-2.8YM4,MIC520328YM4 MIC, MICREL 9000 In Stock

Description and Introduction

μCap 80mA Low-Dropout Regulator # **MIC5203-2.8YM4: A High-Performance LDO Voltage Regulator for Precision Applications**  

The **MIC5203-2.8YM4** is a high-efficiency, low-dropout (LDO) voltage regulator designed to deliver stable and reliable power in a wide range of electronic applications. With a fixed output voltage of **2.8V** and a maximum output current of **150mA**, this regulator is ideal for power-sensitive circuits requiring precision voltage control.  

Engineered for superior performance, the MIC5203-2.8YM4 features an ultra-low dropout voltage of just **175mV at full load**, ensuring efficient operation even when the input voltage is close to the output level. Its low quiescent current of **1.6mA** (typical) makes it well-suited for battery-powered devices, extending operational life while maintaining consistent voltage regulation.  

The device incorporates advanced protection mechanisms, including **thermal shutdown** and **current limiting**, safeguarding against overheating and excessive load conditions. Additionally, its stable operation with low-ESR ceramic capacitors simplifies design and reduces component count, making it an excellent choice for space-constrained applications.  

Housed in a compact **SOT-23-3** package, the MIC5203-2.8YM4 is optimized for portable electronics, embedded systems, and IoT devices where board space is at a premium. Its robust performance under varying load conditions ensures reliable power delivery in critical applications such as sensor modules, microcontrollers, and wireless communication systems.  

For engineers seeking a dependable, low-noise voltage regulator with minimal dropout and high efficiency, the **MIC5203-2.8YM4** offers an optimal balance of performance and reliability. Its precision voltage regulation and compact form factor make it a versatile solution for modern electronic designs.

Application Scenarios & Design Considerations

μCap 80mA Low-Dropout Regulator

Alternative Part Number

  • LP2985AIM5-2.8 --: Low-dropout 2.8V linear regulator in SOT-23-5 with similar current capability and pinout, widely available and well documented.
  • AP2112K-2.8TRG1 --: 2.8V CMOS LDO in SOT-23-5 offering comparable dropout and load current, a common drop-in style replacement.
  • TLV70228PDBVR --: 2.8V low-IQ LDO in SOT-23-5 with stable output and similar electrical characteristics for small-signal supply rails.
  • MCP1700T-2802E/TT --: 2.8V LDO in SOT-23 package with very low quiescent current, good alternative when low standby power is important.

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