S-1135A18-M5T1U

Basic Information Overview

• Category: Voltage Regulator
• Use: Regulates voltage in electronic circuits
• Characteristics: Low dropout voltage, high output current, compact size
• Package: SOT-23-5
• Essence: Monolithic CMOS voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.8V ±2%
• Dropout Voltage: 200mV (typical)
• Output Current: 150mA (maximum)
• Quiescent Current: 30µA (typical)
• Line Regulation: 0.05%/V (typical)
• Load Regulation: 0.05%/mA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135A18-M5T1U has a total of five 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 ensures efficient regulation even with low input voltages.
• High output current capability allows for powering various electronic components.
• Compact size makes it suitable for space-constrained applications.
• Built-in overcurrent protection safeguards the circuit from excessive currents.
• Thermal shutdown feature prevents damage due to overheating.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - High output current capability enables versatile applications. - Compact size allows for easy integration into small electronic devices.

Disadvantages: - Limited output current may not be sufficient for high-power applications. - Narrow input voltage range restricts compatibility with certain systems.

Working Principles

The S-1135A18-M5T1U is a monolithic CMOS voltage regulator that utilizes a feedback control mechanism to maintain a stable output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly. This ensures that the output voltage remains constant despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The S-1135A18-M5T1U finds applications in various electronic devices, including: 1. Mobile phones 2. Portable media players 3. Digital cameras 4. Wireless communication modules 5. Battery-powered devices

Detailed and Complete Alternative Models

1. S-1135A18-M5T1G: Similar specifications and pin configuration, available in tape and reel packaging.
2. S-1135A18-M5T2U: Higher output current capability (200mA), otherwise similar to S-1135A18-M5T1U.
3. S-1135A18-M5T3U: Lower dropout voltage (150mV), otherwise similar to S-1135A18-M5T1U.

In conclusion, the S-1135A18-M5T1U is a compact and efficient voltage regulator suitable for low-power electronic applications. Its low dropout voltage, high output current, and built-in protection features make it a reliable choice for various devices. However, its limited output current and narrow input voltage range should be considered when selecting alternative models for specific requirements.