S-1132B51-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management IC
• Characteristics:
  • Low voltage dropout regulator
  • High output voltage accuracy
  • Low quiescent current
  • Small package size
• Package: SOT-23-5
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV @ 100mA
• Quiescent Current: 30µA (typical)
• Output Current: 100mA (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1132B51-U5T1U has a total of 5 pins arranged as follows:

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Pin Configuration: 1. VIN: Input Voltage 2. GND: Ground 3. CE: Chip Enable 4. VOUT: Output Voltage 5. NC: No Connection

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High output voltage accuracy provides precise regulation.
• Low quiescent current minimizes power consumption.
• Small package size allows for space-saving designs.

Advantages

• Wide input voltage range enables flexibility in various applications.
• Excellent output voltage accuracy ensures reliable performance.
• Low quiescent current extends battery life in portable devices.
• Compact package size facilitates integration into small form factor designs.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Temperature range may restrict usage in extreme environments.

Working Principles

The S-1132B51-U5T1U is a low dropout voltage regulator that maintains a stable output voltage even when the input voltage drops close to the desired output voltage. It achieves this by utilizing a PNP transistor as a pass element and a feedback circuit to regulate the output voltage. The chip enable (CE) pin allows for control of the regulator's operation, enabling power-saving modes when not required.

Detailed Application Field Plans

The S-1132B51-U5T1U is commonly used in various battery-powered applications, such as: - Portable electronic devices (e.g., smartphones, tablets) - Wearable devices (e.g., smartwatches, fitness trackers) - Wireless communication modules - IoT devices - Medical devices

Detailed and Complete Alternative Models

1. S-1132B33-U5T1U: Similar specifications but with a lower output voltage range (1.2V to 3.3V).
2. S-1132B50-U5T1U: Similar specifications but with a higher output current capability (150mA).
3. S-1132B52-U5T1U: Similar specifications but with an extended temperature range (-40°C to +105°C).

These alternative models provide options based on specific requirements and operating conditions.

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