S-1137B29-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 a desired level
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 0.8V to 5.5V
• Dropout Voltage: 200mV at 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-1137B29-U5T1G has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin 4. NC: No connection pin 5. EN: Enable pin

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High current capability allows for powering various loads.
• Adjustable output voltage provides flexibility in different applications.
• Enable pin allows for easy on/off control of the regulator.

Advantages

• Wide input voltage range enables compatibility with different power sources.
• Excellent line and load regulation ensures stable output voltage under varying conditions.
• Low quiescent current minimizes power consumption during standby or idle mode.
• Small package size (SOT-23-5) makes it suitable for space-constrained designs.

Disadvantages

• Limited maximum output current may not be sufficient for high-power applications.
• Dropout voltage of 200mV may cause a slight voltage drop across the regulator.

Working Principles

The S-1137B29-U5T1G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from a voltage divider network connected to the output. The pass transistor adjusts its resistance to maintain the desired output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

The S-1137B29-U5T1G can be used in various applications, including: 1. Battery-powered devices: Provides stable voltage for portable electronics. 2. Automotive systems: Regulates voltage for automotive sensors and control modules. 3. Industrial equipment: Ensures reliable power supply for industrial automation systems. 4. Communication devices: Maintains constant voltage for wireless communication modules. 5. Consumer electronics: Powers audio/video equipment, gaming consoles, etc.

Detailed and Complete Alternative Models

1. S-1137B25-U5T1G: Similar specifications but with a lower maximum output current of 500mA.
2. S-1137B33-U5T1G: Similar specifications but with a higher maximum output current of 3A.
3. S-1137B18-U5T1G: Similar specifications but with a lower dropout voltage of 150mV.

Note: These alternative models are provided as examples and may not cover all available options.

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