S-1137A21-M5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout, high accuracy, low quiescent current
• Package: SOT-23-5
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.5V
• Dropout Voltage: 200mV @ 100mA
• Quiescent Current: 30µA
• Load Regulation: ±0.5%
• Line Regulation: ±0.3%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137A21-M5T1U has a total of five pins arranged in the following configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: NC (No Connection) Pin 4: VOUT (Output Voltage) Pin 5: EN (Enable)

Functional Features

• Low dropout voltage ensures efficient power conversion
• High accuracy provides precise output voltage regulation
• Low quiescent current minimizes power consumption
• Enable pin allows for easy on/off control of the regulator

Advantages

• Wide input voltage range accommodates various power sources
• Stable output voltage ensures reliable operation of connected devices
• Small package size enables space-saving designs
• Low quiescent current prolongs battery life in portable applications

Disadvantages

• Limited output current capability may not be suitable for high-power applications
• No thermal shutdown feature, which may lead to overheating if not properly managed

Working Principles

The S-1137A21-M5T1U is a linear voltage regulator that uses a pass transistor to regulate the input voltage to a stable output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The S-1137A21-M5T1U is commonly used in various electronic devices that require a stable power supply. Some typical application fields include: - Battery-powered devices (e.g., smartphones, tablets) - Portable consumer electronics (e.g., digital cameras, portable audio players) - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

• S-1137A22-M5T1U: Similar specifications, but with an adjustable output voltage
• S-1137A23-M5T1U: Higher output current capability, suitable for more demanding applications
• S-1137A24-M5T1U: Lower quiescent current, ideal for ultra-low power applications

Note: This is just a sample list of alternative models. Please refer to the manufacturer's datasheet for a complete list of available options.

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