S-1137A35-U5T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Current, Adjustable Output
• Package: SOT-23-5
• Essence: Regulates voltage to provide a stable output
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 0.8V - 5.0V
• Dropout Voltage: 200mV @ 500mA
• Maximum Output Current: 1A
• Line Regulation: ±0.05% (Typical)
• Load Regulation: ±0.1% (Typical)
• Quiescent Current: 75µA (Typical)

Detailed Pin Configuration

The S-1137A35-U5T1G has a total of five pins arranged in the following configuration:

```

---

| | --| |-- |____| ```

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.
• Adjustable output voltage provides flexibility in different applications.
• Enable pin allows for easy on/off control of the regulator.

Advantages

• Wide input voltage range accommodates different power sources.
• Excellent line and load regulation ensure stable output voltage.
• Low quiescent current minimizes power consumption.
• Small package size (SOT-23-5) enables space-saving designs.

Disadvantages

• Dropout voltage of 200mV may limit certain low-power applications.
• Limited output current of 1A may not be sufficient for high-power devices.

Working Principles

The S-1137A35-U5T1G is a linear voltage regulator that operates by comparing the output voltage to an internal reference. It adjusts the pass transistor's resistance to maintain a stable output voltage, regardless of input voltage variations or load changes. The enable pin allows the user to control the regulator's operation, providing flexibility in power management.

Detailed Application Field Plans

The S-1137A35-U5T1G is commonly used in various electronic devices and systems that require a regulated power supply. Some typical application fields include: - Battery-powered devices (e.g., portable electronics) - Communication equipment (e.g., routers, modems) - Industrial automation systems - Automotive electronics - Medical devices

Detailed and Complete Alternative Models

• S-1137A33-U5T1G: Similar specifications but with a fixed output voltage of 3.3V.
• S-1137A50-U5T1G: Similar specifications but with a fixed output voltage of 5.0V.
• S-1137A18-U5T1G: Similar specifications but with a fixed output voltage of 1.8V.

These alternative models provide options for different output voltage requirements while maintaining similar characteristics and package options.

Word count: 346 words