S-1132B18-U5T1G

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOT-23-5

Essence: The S-1132B18-U5T1G is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.8V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Output Current: 150mA (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1132B18-U5T1G has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. NC: No connection pin
4. VOUT: Output voltage pin
5. EN: Enable pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with low input voltages.
• High output voltage accuracy provides a stable and precise voltage supply to connected devices.
• Low quiescent current minimizes power consumption when the regulator is idle.
• Overcurrent protection safeguards the IC and connected devices from excessive current flow.
• Thermal shutdown protection prevents overheating and potential damage to the IC.

Advantages and Disadvantages

Advantages: - Reliable voltage regulation for electronic devices - Compact SOT-23-5 package for space-constrained applications - Wide input voltage range for versatility - Overcurrent and thermal protection for enhanced safety

Disadvantages: - Limited output current capacity (150mA maximum) - Single fixed output voltage (1.8V)

Working Principles

The S-1132B18-U5T1G operates as a linear voltage regulator. It regulates the input voltage to a stable 1.8V output voltage by utilizing an internal reference voltage and feedback control mechanism. The dropout voltage is minimized, ensuring efficient power conversion even with low input voltages. The IC also incorporates overcurrent and thermal shutdown protection features to safeguard connected devices.

Detailed Application Field Plans

The S-1132B18-U5T1G is suitable for various applications that require a stable 1.8V power supply. Some potential application fields include:

1. Mobile devices: Provides regulated voltage for processors, memory modules, and other components.
2. Wearable electronics: Ensures a stable power source for smartwatches, fitness trackers, etc.
3. IoT devices: Supports sensors, microcontrollers, and wireless communication modules.
4. Portable audio/video devices: Powers audio amplifiers, LCD displays, and video processing circuits.
5. Battery-powered systems: Regulates voltage for battery charging circuits and power management units.

Detailed and Complete Alternative Models

1. S-1132B18-M5T1G: Similar specifications and features, but with a different package (SOT-23-5).
2. S-1132B18-U5T2G: Same specifications and features, but available in a different packaging quantity (2000 units per reel).
3. S-1132B18-U5T3G: Similar specifications and features, but with extended temperature range (-40°C to +105°C).

These alternative models provide flexibility in terms of package options, packaging quantities, and temperature ranges while maintaining the same core functionality.

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