S-1137A31-U5T1U

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, compact size
• Package: SOT-23-5
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.0V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 100mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137A31-U5T1U has a SOT-23-5 package with the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High efficiency minimizes power dissipation and extends battery life in portable devices.
• Enable pin allows for easy on/off control of the regulator.
• Overcurrent protection safeguards the device and connected components from excessive current.

Advantages and Disadvantages

Advantages: - Compact size makes it suitable for space-constrained applications. - Wide input voltage range enables compatibility with various power sources. - Low quiescent current reduces power consumption during standby mode.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - No thermal shutdown feature, which could be a concern in certain operating conditions.

Working Principles

The S-1137A31-U5T1U is a voltage regulator that maintains a stable output voltage regardless of variations in the input voltage. It utilizes a feedback mechanism to continuously adjust the internal circuitry and ensure the desired output voltage is maintained. The dropout voltage is minimized to maximize efficiency, allowing for efficient power conversion even with small voltage differentials.

Detailed Application Field Plans

The S-1137A31-U5T1U is commonly used in various electronic devices and systems, including but not limited to: - Portable consumer electronics (e.g., smartphones, tablets) - Battery-powered devices (e.g., wearables, IoT devices) - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

• S-1137A30-U5T1U: Similar specifications, but with a lower maximum output current of 50mA.
• S-1137A32-U5T1U: Similar specifications, but with a higher maximum output current of 150mA.
• S-1137A33-U5T1U: Similar specifications, but with a higher maximum output current of 300mA.

These alternative models provide options with varying output current capabilities to suit different application requirements.

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