S-1172B32-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Thermal shutdown protection
• Package: SOT-89-5
• Essence: Power management IC
• Packaging/Quantity: Tape and Reel, 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)
• Output Current: 150mA (maximum)
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1172B32-U5T1U has a total of five pins in the SOT-89-5 package. The pin configuration is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. NC: No connection pin
4. VOUT: Output voltage pin
5. CE: Chip enable pin

Functional Features

• Low dropout voltage ensures stable operation even with low input voltages.
• High output voltage accuracy provides precise voltage regulation.
• Low quiescent current minimizes power consumption during standby mode.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Compact SOT-89-5 package enables space-saving designs. - Excellent voltage regulation performance ensures reliable operation.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Lack of adjustable output voltage limits flexibility in certain scenarios.

Working Principles

The S-1172B32-U5T1U is a linear voltage regulator that utilizes a PNP transistor as the pass element. It regulates the output voltage by adjusting the resistance between the input and output terminals. When the input voltage exceeds the desired output voltage, the pass element reduces the voltage difference, resulting in a stable output voltage.

Detailed Application Field Plans

The S-1172B32-U5T1U is commonly used in various electronic devices that require stable and accurate voltage regulation. Some typical application fields include: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive applications

Detailed and Complete Alternative Models

1. S-1172B33-U5T1U: Similar to S-1172B32-U5T1U but with a higher output current of 300mA.
2. S-1172B31-U5T1U: Similar to S-1172B32-U5T1U but with a lower output current of 100mA.
3. S-1172B34-U5T1U: Similar to S-1172B32-U5T1U but with an adjustable output voltage feature.

These alternative models provide options based on specific requirements and can be considered as alternatives to the S-1172B32-U5T1U.

In conclusion, the S-1172B32-U5T1U is a voltage regulator IC with low dropout voltage, high output voltage accuracy, and low quiescent current. It is widely used in various electronic devices for stable and reliable voltage regulation. The detailed pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models provide comprehensive information about this product.