S-1137A23-M5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Current Capability
• Package: SOT-23-5
• Essence: Regulates voltage to ensure stable power supply
• 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 @ 500mA
• Maximum Output Current: 1A
• Quiescent Current: 75µA
• Line Regulation: ±0.05%
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137A23-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 current capability allows for powering various components
• Enable pin provides control over the regulator's operation
• Overcurrent protection safeguards connected devices
• Thermal shutdown prevents overheating

Advantages

• Wide input voltage range accommodates different power sources
• Stable output voltage ensures reliable performance of connected devices
• Small package size enables space-saving designs
• Low quiescent current minimizes power consumption
• Excellent line and load regulation for precise voltage control

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Noisy input voltage may affect the regulator's performance
• Non-adjustable output voltage limits flexibility in certain designs

Working Principles

The S-1137A23-M5T1U is a linear voltage regulator that operates by maintaining a constant voltage difference between the input and output terminals. It utilizes a pass transistor to regulate the output voltage based on the feedback received from an internal error amplifier. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to reduce the voltage drop, ensuring a stable output voltage.

Detailed Application Field Plans

The S-1137A23-M5T1U finds application in various electronic devices and systems, including: 1. Battery-powered devices: Provides regulated power supply for portable electronics such as smartphones, tablets, and wearable devices. 2. Automotive electronics: Ensures stable voltage for automotive sensors, infotainment systems, and lighting modules. 3. Industrial equipment: Used in control systems, motor drives, and instrumentation devices to maintain consistent power delivery. 4. Communication systems: Regulates voltage for wireless routers, base stations, and network switches. 5. Consumer electronics: Enables reliable power supply for audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

1. S-1137A33-M5T1U: Similar specifications but with a higher output voltage range of 1.8V - 5.5V.
2. S-1137A12-M5T1U: Lower dropout voltage of 150mV @ 500mA, suitable for applications with stricter power requirements.
3. S-1137A28-M5T1U: Higher maximum output current of 1.5A, ideal for powering components with higher power demands.

In conclusion, the S-1137A23-M5T1U is a voltage regulator IC that offers low dropout, high current capability, and stable output voltage. Its compact package and wide range of applications make it a versatile choice for various electronic devices and systems.