S-1132B40-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 units per reel

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 160mV @ 100mA
• Quiescent Current: 30µA (typical)

Detailed Pin Configuration

The S-1132B40-U5T1U has a total of 5 pins: 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-1132B40-U5T1U exhibits a low dropout voltage, allowing it to regulate the output voltage efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a typical quiescent current of only 30µA, this voltage regulator minimizes power consumption in standby or idle modes.
• Overcurrent protection: The IC incorporates overcurrent protection, safeguarding the circuit from excessive current flow and potential damage.
• Thermal shutdown protection: In case of excessive temperature rise, the S-1132B40-U5T1U automatically shuts down to prevent overheating.

Advantages and Disadvantages

Advantages: - Compact package size - Wide input voltage range - Low dropout voltage - Low quiescent current - Overcurrent and thermal shutdown protection

Disadvantages: - Limited maximum output current (150mA) - Not suitable for high-power applications

Working Principles

The S-1132B40-U5T1U is a low dropout voltage regulator that regulates the output voltage by maintaining a constant voltage difference between the input and output terminals. It achieves this through the use of an internal pass transistor and feedback control circuitry. The IC continuously monitors the output voltage and adjusts the pass transistor to maintain the desired output voltage, compensating for changes in load conditions or input voltage fluctuations.

Detailed Application Field Plans

The S-1132B40-U5T1U finds application in various electronic devices where a stable and regulated power supply is required. Some potential application fields include: - Battery-powered devices - Portable consumer electronics - IoT devices - Wearable devices - Medical equipment - Industrial control systems

Detailed and Complete Alternative Models

• S-1132B33-U5T1U: Similar low dropout voltage regulator with a different output voltage range (0.8V to 3.3V).
• S-1132B50-U5T1U: Low dropout voltage regulator with a higher maximum output current (500mA) but a slightly higher dropout voltage.
• S-1132B28-U5T1U: Low dropout voltage regulator with a lower output voltage range (0.8V to 2.8V).

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