S-1137A23-U5T1U

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, compact size
• Package: SOT-23-5
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.0V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 100mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137A23-U5T1U has a total of 5 pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin for turning the regulator on/off 4. VOUT: Output voltage pin 5. NC: No connection pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High efficiency minimizes power dissipation and extends battery life in portable devices.
• Built-in overcurrent protection safeguards the circuit from excessive current flow.
• Thermal shutdown protection prevents the regulator from overheating.

Advantages and Disadvantages

Advantages: - Compact size makes it suitable for space-constrained applications. - Wide input voltage range allows compatibility with various power sources. - Low quiescent current reduces power consumption during standby mode.

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

Working Principles

The S-1137A23-U5T1U is a linear voltage regulator that utilizes a pass transistor to regulate the input voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized through the use of a low-resistance pass element.

Detailed Application Field Plans

The S-1137A23-U5T1U is commonly used in various electronic devices, including: - Mobile phones - Portable media players - Digital cameras - Wireless communication modules

Detailed and Complete Alternative Models

1. S-1137A25-U5T1U: Similar specifications but with a higher maximum output current of 250mA.
2. S-1137A33-U5T1U: Similar specifications but with an adjustable output voltage range of 1.8V - 3.3V.
3. S-1137A50-U5T1U: Similar specifications but with an adjustable output voltage range of 2.5V - 5.0V.

Note: These alternative models provide options for different output current requirements and adjustable output voltage ranges.

In conclusion, the S-1137A23-U5T1U is a compact and efficient voltage regulator suitable for a wide range of electronic applications. Its low dropout voltage, high efficiency, and built-in protection features make it a reliable choice for power management. However, its limited maximum output current and fixed output voltage may restrict its use in certain high-power or adjustable voltage designs.