TCR2EN27,LF - English Editing Encyclopedia Entry

Product Overview

Category: Voltage Regulator
Use: Power Management
Characteristics: High precision, low dropout voltage, small package size
Package: SOT-23-5
Essence: Linear voltage regulator
Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 1.8V to 6.0V
• Output Voltage Range: 0.9V to 5.5V
• Dropout Voltage: 200mV (typical)
• Output Current: 200mA (maximum)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.2% (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TCR2EN27,LF voltage regulator has a total of five pins arranged as follows:

1. GND (Ground): Connected to the ground reference of the circuit.
2. VIN (Input Voltage): Receives the input voltage to be regulated.
3. EN (Enable): Controls the enable/disable state of the regulator.
4. VOUT (Output Voltage): Provides the regulated output voltage.
5. BYP (Bypass): Connects an external capacitor for stability enhancement.

Functional Features

• High Precision: The TCR2EN27,LF offers excellent voltage regulation accuracy, ensuring stable and reliable performance in various applications.
• Low Dropout Voltage: With a dropout voltage as low as 200mV, this regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Small Package Size: The SOT-23-5 package allows for space-efficient integration into compact electronic devices.

Advantages and Disadvantages

Advantages: - High precision voltage regulation - Low dropout voltage - Small package size for space-constrained designs - Wide input and output voltage range - Low quiescent current for power-saving applications

Disadvantages: - Limited maximum output current (200mA) - Requires an external bypass capacitor for stability enhancement

Working Principles

The TCR2EN27,LF is a linear voltage regulator that operates by comparing the output voltage to a reference voltage. It adjusts the resistance between the input and output to maintain a constant output voltage, regardless of changes in the input voltage or load conditions. The enable pin allows for easy control of the regulator's on/off state.

Detailed Application Field Plans

The TCR2EN27,LF voltage regulator finds applications in various fields, including but not limited to:

1. Portable Electronics: Provides stable power supply for battery-powered devices such as smartphones, tablets, and portable media players.
2. IoT Devices: Ensures reliable voltage regulation for Internet of Things (IoT) devices, enabling efficient operation and prolonging battery life.
3. Industrial Control Systems: Suitable for powering sensors, actuators, and other components in industrial automation systems.
4. Automotive Electronics: Used in automotive applications where precise voltage regulation is required for critical components like sensors, displays, and microcontrollers.

Detailed and Complete Alternative Models

1. TCR2EF27,LF: Similar to TCR2EN27,LF with extended temperature range (-40°C to +125°C).
2. TCR2EM27,LF: Offers adjustable output voltage through external resistors.
3. TCR2EE27,LF: Provides higher output current capability (500mA) while maintaining low dropout voltage.

These alternative models offer similar functionality to the TCR2EN27,LF but cater to specific requirements or operating conditions.

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