S-1137B17-U5T1G

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Thermal shutdown protection - Overcurrent protection

Package: SOT-23-5

Essence: The S-1137B17-U5T1G is a voltage regulator IC designed to provide a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate and maintain a constant voltage level.

Packaging/Quantity: The S-1137B17-U5T1G is typically packaged in reels containing 3000 units per reel.

Specifications

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

Detailed Pin Configuration

The S-1137B17-U5T1G has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption when the device is in standby mode.
• Thermal shutdown protection prevents the IC from overheating, ensuring its longevity and reliability.
• Overcurrent protection safeguards the IC and connected devices from excessive current flow.

Advantages and Disadvantages

Advantages: - Efficient voltage regulation with low dropout - Precise output voltage accuracy - Low power consumption in standby mode - Built-in thermal and overcurrent protection

Disadvantages: - Limited input voltage range (2.5V - 6.0V) - Not suitable for high-power applications

Working Principles

The S-1137B17-U5T1G operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The dropout voltage is minimized by utilizing a low resistance pass transistor, ensuring efficient regulation even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The S-1137B17-U5T1G is widely used in various electronic devices that require stable voltage regulation. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players benefit from the precise voltage regulation provided by the S-1137B17-U5T1G.
2. IoT Devices: Internet of Things (IoT) devices often operate on low power and require efficient voltage regulation, making this IC suitable for applications such as sensors and wireless modules.
3. Consumer Electronics: Devices like digital cameras, portable gaming consoles, and audio players rely on stable voltage supply for optimal performance.
4. Automotive Electronics: The S-1137B17-U5T1G can be used in automotive applications where reliable voltage regulation is crucial for various systems, including infotainment, lighting, and control modules.

Detailed and Complete Alternative Models

1. S-1137B18-U5T1G
2. S-1137B19-U5T1G
3. S-1137B20-U5T1G
4. S-1137B21-U5T1G
5. S-1137B22-U5T1G

These alternative models offer similar voltage regulation capabilities and characteristics, providing flexibility in choosing the most suitable IC for specific applications.

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