S-1137C26-M5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Small package size
• Package: SOT-23-5
• Essence: This IC is designed to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.
• 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) at 100mA load current
• Output Current: 100mA (maximum)
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137C26-M5T1U IC has the following pin configuration:

```

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| | --| Vout|-- Pin 1 --| GND |-- Pin 2 --| Vin |-- Pin 3 --| NC |-- Pin 4 --| EN |-- Pin 5 |____| ```

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption, making it suitable for battery-powered applications.
• Small package size allows for space-saving integration into compact electronic devices.

Advantages

• Reliable voltage regulation for stable operation of electronic circuits.
• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage reduces power dissipation and improves efficiency.
• High output voltage accuracy ensures precise voltage control.
• Low quiescent current prolongs battery life in portable applications.
• Small package size facilitates integration into space-constrained designs.

Disadvantages

• Limited output current capability (maximum 100mA) may not be sufficient for high-power applications.
• Lack of adjustable output voltage limits flexibility in certain scenarios.

Working Principles

The S-1137C26-M5T1U is a linear voltage regulator that utilizes a PNP transistor as the pass element. It operates by comparing the output voltage to a reference voltage and adjusting the pass element's resistance to maintain a constant output voltage. The internal circuitry includes error amplifiers, voltage references, and feedback loops to achieve accurate voltage regulation.

Detailed Application Field Plans

The S-1137C26-M5T1U is commonly used in various electronic devices and systems, including: - Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices. - Consumer electronics: Audio/video equipment, digital cameras, and gaming consoles. - Industrial applications: Sensors, control systems, and instrumentation. - Automotive electronics: Infotainment systems, navigation devices, and lighting controls.

Detailed and Complete Alternative Models

• S-1137C25-M5T1U: Similar specifications but with a different output voltage range (1.2V to 5.0V).
• S-1137C27-M5T1U: Similar specifications but with a different output voltage range (1.2V to 5.8V).
• S-1137C28-M5T1U: Similar specifications but with a different output voltage range (1.2V to 6.0V).
• S-1137C29-M5T1U: Similar specifications but with a different output voltage range (1.2V to 6.2V).

These alternative models provide flexibility in choosing the desired output voltage range while maintaining similar performance characteristics.

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