S-1137A34-U5T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Overcurrent protection
• Package: SOT-23-5
• Essence: This IC is designed to regulate voltage in electronic circuits, ensuring a stable output voltage regardless of input variations.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 500mA
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137A34-U5T1G IC has the following pin configuration:

```

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| | --| |-- VIN (Input Voltage) --| |-- GND (Ground) --| |-- VOUT (Output Voltage) --|____|-- NC (No Connection) ```

Functional Features

• Voltage Regulation: The IC maintains a constant output voltage even when the input voltage fluctuates.
• Overcurrent Protection: It incorporates overcurrent protection to safeguard the circuit from excessive current flow.
• Low Dropout Voltage: The low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Overcurrent protection - Small form factor (SOT-23-5 package)

Disadvantages: - Limited maximum output current (500mA) - Dropout voltage may affect performance in low input-output voltage differential scenarios.

Working Principles

The S-1137A34-U5T1G is a linear voltage regulator that utilizes a feedback mechanism to maintain a stable output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to compensate for any variations in the input voltage, ensuring a constant output voltage.

Detailed Application Field Plans

The S-1137A34-U5T1G IC finds applications in various electronic devices and systems, including: 1. Battery-powered devices: It can regulate the voltage supplied to microcontrollers, sensors, and other components in portable electronics. 2. Automotive electronics: It is suitable for voltage regulation in automotive systems such as infotainment systems, lighting modules, and control units. 3. Industrial equipment: The IC can be used in industrial automation, power supplies, and control circuits. 4. Consumer electronics: It is applicable in devices like smartphones, tablets, and wearable devices.

Detailed and Complete Alternative Models

1. S-1137A33-U5T1G: Similar to S-1137A34-U5T1G but with a different output voltage range (1.2V to 3.6V).
2. S-1137A35-U5T1G: Similar to S-1137A34-U5T1G but with a higher maximum output current (800mA).
3. S-1137A36-U5T1G: Similar to S-1137A34-U5T1G but with a lower dropout voltage (150mV).

These alternative models provide options based on specific requirements and constraints of different applications.

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