S-1137C19-M5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Current, Fixed Output Voltage
• Package: SOT-23-5
• Essence: Regulates input voltage to a fixed output voltage
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 1.9V
• Dropout Voltage: 0.15V @ 100mA
• Maximum Output Current: 1A
• Line Regulation: ±0.05% (Typical)
• Load Regulation: ±0.1% (Typical)
• Quiescent Current: 75µA (Typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137C19-M5T1U has a total of 5 pins: 1. VIN: Input Voltage Pin 2. GND: Ground Pin 3. VOUT: Output Voltage Pin 4. NC: No Connection Pin 5. EN: Enable Pin

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• High current capability allows for stable operation under heavy load conditions.
• Fixed output voltage eliminates the need for external resistors or adjustments.
• Enable pin provides control over the regulator's operation.

Advantages

• Compact SOT-23-5 package enables space-saving designs.
• Wide input voltage range accommodates various power sources.
• Excellent line and load regulation ensure stable output voltage.
• Low quiescent current minimizes power consumption in standby mode.

Disadvantages

• Fixed output voltage limits flexibility in certain applications.
• Dropout voltage may cause power dissipation in high current scenarios.
• Limited pin configuration options restricts customization possibilities.

Working Principles

The S-1137C19-M5T1U is a linear voltage regulator that utilizes a pass transistor to regulate the input voltage to a fixed output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly. The enable pin allows for control over the regulator's operation, enabling or disabling the output voltage as needed.

Detailed Application Field Plans

The S-1137C19-M5T1U is commonly used in various electronic devices and systems that require a stable and regulated power supply. Some typical application fields include: - Battery-powered devices - Portable consumer electronics - Industrial automation systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

1. S-1137C18-M5T1U: Output Voltage - 1.8V, Maximum Output Current - 1A
2. S-1137C20-M5T1U: Output Voltage - 2.0V, Maximum Output Current - 1A
3. S-1137C25-M5T1U: Output Voltage - 2.5V, Maximum Output Current - 1A
4. S-1137C33-M5T1U: Output Voltage - 3.3V, Maximum Output Current - 1A
5. S-1137C50-M5T1U: Output Voltage - 5.0V, Maximum Output Current - 1A

These alternative models provide different fixed output voltages while maintaining similar characteristics and package options.

In conclusion, the S-1137C19-M5T1U is a voltage regulator IC that offers low dropout, high current capability, and a fixed output voltage of 1.9V. It is commonly used in various electronic devices and systems, providing stable and regulated power supply. While it has advantages such as compact size and wide input voltage range, it also has limitations like fixed output voltage and limited pin configuration options. Nonetheless, the S-1137C19-M5T1U serves as a reliable solution for many applications in different industries.