LK112SM50TR - English Editing Encyclopedia Entry

Product Overview

Category: Electronic Component
Use: Power Management
Characteristics: High Efficiency, Low Power Consumption
Package: Surface Mount Technology (SMT)
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 24V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LK112SM50TR has a total of 6 pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin for turning the regulator on/off
4. FB: Feedback pin for setting the output voltage
5. VOUT: Output voltage pin
6. NC: No connection pin

Functional Features

• High efficiency power management solution
• Low power consumption for energy-saving applications
• Wide input voltage range for versatile usage scenarios
• Adjustable output voltage for flexibility in different applications
• Enable pin for easy control of the regulator's operation

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power wastage - Low power consumption prolongs battery life - Wide input voltage range allows compatibility with various power sources - Adjustable output voltage accommodates different system requirements - Enable pin provides convenient control over the regulator

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Dropout voltage may cause a slight voltage drop across the regulator

Working Principles

The LK112SM50TR is a voltage regulator that ensures a stable output voltage regardless of fluctuations in the input voltage. It achieves this by using an internal control circuit that adjusts the current flow through the regulator to maintain the desired output voltage. The enable pin allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The LK112SM50TR finds applications in various fields, including:

1. Portable Electronics: Power management for smartphones, tablets, and portable gaming devices.
2. IoT Devices: Voltage regulation for sensors, microcontrollers, and wireless communication modules.
3. Automotive Electronics: Power supply for infotainment systems, navigation units, and lighting controls.
4. Industrial Automation: Voltage regulation for PLCs, motor drives, and control panels.
5. Home Appliances: Power management for smart home devices, kitchen appliances, and entertainment systems.

Detailed and Complete Alternative Models

1. LK111SM30TR: Similar voltage regulator with a lower maximum output current of 300mA.
2. LK113SM70TR: Similar voltage regulator with a higher maximum output current of 700mA.
3. LK114SM20TR: Similar voltage regulator with a lower dropout voltage of 100mV at 100mA.

(Note: This list is not exhaustive and there may be other alternative models available in the market.)

In conclusion, the LK112SM50TR is a high-efficiency voltage regulator designed for power management applications. Its adjustable output voltage, wide input voltage range, and low power consumption make it suitable for various electronic devices. However, its limited maximum output current and dropout voltage should be considered when selecting the appropriate model for specific applications.