TCR2EN32,LF

Product Overview

Category: Voltage Regulator
Use: Power Management
Characteristics: Low Dropout Linear Regulator
Package: SOT-23-5
Essence: High precision voltage regulation
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 1.8V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical) at 100mA load current
• Output Current: 100mA (maximum)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TCR2EN32,LF is a five-pin device with the following pin configuration:

1. GND (Ground): Connected to the ground reference of the system.
2. VIN (Input Voltage): Connects to the input voltage source.
3. EN (Enable): Controls the regulator's output voltage.
4. VOUT (Output Voltage): Provides the regulated output voltage.
5. BYP (Bypass Capacitor): Connects to an external bypass capacitor for stability.

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High accuracy and low output voltage noise for precise voltage regulation.
• Excellent line and load regulation characteristics.
• Low quiescent current extends battery life in portable applications.
• Thermal shutdown and current limit protection for enhanced reliability.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Small package size enables space-saving designs. - Low dropout voltage minimizes power dissipation. - High accuracy ensures stable and reliable operation.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Requires an external bypass capacitor for stability.

Working Principles

The TCR2EN32,LF is a low dropout linear regulator that regulates the output voltage by maintaining a constant voltage difference between the input and output. It utilizes a precision reference voltage and feedback control loop to adjust the pass transistor's resistance, ensuring the desired output voltage is maintained even with varying input voltages and load conditions.

Detailed Application Field Plans

The TCR2EN32,LF is well-suited for various applications, including but not limited to:

1. Battery-powered devices: Portable electronics, handheld instruments, and wearable devices benefit from its low quiescent current and efficient power conversion.
2. Communication systems: Wireless modules, routers, and network equipment can utilize its precise voltage regulation for stable operation.
3. Industrial automation: Control systems, sensors, and actuators can rely on its accurate voltage output for reliable performance.
4. Automotive electronics: Infotainment systems, navigation units, and dashboard displays can benefit from its small package size and wide input voltage range.

Detailed and Complete Alternative Models

1. TCR2EF33,LF: Similar to TCR2EN32,LF but with a higher output voltage range of 1.8V to 5.5V.
2. TCR2EM33,LF: Offers the same features as TCR2EN32,LF but in a smaller SOT-23-3 package.
3. TCR2EN25,LF: Provides a lower dropout voltage of 100mV at 100mA load current.

These alternative models offer similar functionality and characteristics, allowing designers to choose the most suitable option for their specific requirements.

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