S-1132B42-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-23-5
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 300mA
• Dropout Voltage: 160mV @ 100mA
• Quiescent Current: 30µA (typical)

Detailed Pin Configuration

The S-1132B42-U5T1U has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. CE: Chip enable pin 4. VOUT: Output voltage pin 5. NC: No connection pin

Functional Features

• Low dropout voltage: The S-1132B42-U5T1U exhibits a low dropout voltage, ensuring stable output even with low input voltages.
• Low quiescent current: With a typical quiescent current of only 30µA, this IC minimizes power consumption in standby mode.
• Overcurrent protection: The device incorporates overcurrent protection, safeguarding the circuit from excessive currents.
• Thermal shutdown protection: In case of excessive temperature, the IC automatically shuts down to prevent damage.

Advantages and Disadvantages

Advantages: - Compact package size (SOT-23-5) allows for space-efficient designs. - Wide input voltage range enables versatile applications. - Low dropout voltage ensures stable performance even with low input voltages.

Disadvantages: - Limited maximum output current (300mA) may not be suitable for high-power applications. - The absence of adjustable output voltage limits flexibility in certain designs.

Working Principles

The S-1132B42-U5T1U is a low dropout voltage regulator that maintains a stable output voltage despite variations in the input voltage. It achieves this by utilizing a PNP transistor as a pass element and employing a feedback control circuit to regulate the output voltage. The IC continuously monitors the output voltage and adjusts the pass element accordingly to maintain the desired output voltage level.

Detailed Application Field Plans

The S-1132B42-U5T1U finds applications in various electronic devices, including but not limited to: 1. Battery-powered portable devices: The low dropout voltage and wide input voltage range make it suitable for battery-powered applications such as smartphones, tablets, and portable media players. 2. IoT devices: With its low quiescent current, the IC is ideal for power management in Internet of Things (IoT) devices, ensuring efficient energy utilization. 3. Wearable electronics: The compact package size and low power consumption make it suitable for wearable devices like smartwatches and fitness trackers.

Detailed and Complete Alternative Models

1. S-1132B42-I6T1U: Similar to S-1132B42-U5T1U, but with an extended input voltage range of 2.0V to 10.0V.
2. S-1132B42-M5T1U: A variant with a fixed output voltage of 4.2V, suitable for specific applications requiring a constant voltage level.
3. S-1132B42-R5T1U: This model offers an adjustable output voltage range from 0.8V to 5.5V, providing greater flexibility in design.

(Note: These alternative models are provided for illustrative purposes and may not represent an exhaustive list of available alternatives.)

In conclusion, the S-1132B42-U5T1U is a low dropout voltage regulator IC designed for power management applications. Its compact size, low dropout voltage, and wide input voltage range make it suitable for various electronic devices. However, its limited maximum output current and fixed output voltage may restrict its use in certain high-power or adjustable voltage applications.