SEC1210-I/PV-UR2

Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Input Voltage Range: 4.5V to 18V - Output Voltage Range: 1.2V to 15V - Output Current: 1A - Package Type: TO-252-3 (DPAK) - Essence: Low Dropout Linear Regulator

Packaging/Quantity: The SEC1210-I/PV-UR2 is typically sold in reels of 2500 units.

Specifications

The SEC1210-I/PV-UR2 voltage regulator has the following specifications:

• Dropout Voltage: 0.6V at 1A
• Line Regulation: ±0.05% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 80µA typical
• Ripple Rejection Ratio: 70dB typical
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The SEC1210-I/PV-UR2 has a standard pin configuration as follows:

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| | --| VIN GND |-- Pin 1: Ground --| VOUT NC |-- Pin 2: No Connection --| ADJ EN |-- Pin 3: Enable |___________| ```

Functional Features

The SEC1210-I/PV-UR2 offers the following functional features:

• Low dropout voltage for efficient power conversion.
• Wide input voltage range allows for versatile applications.
• Adjustable output voltage for flexibility.
• Enable pin for easy on/off control.
• Overcurrent and thermal protection for enhanced reliability.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - Wide input voltage range allows for compatibility with various power sources. - Adjustable output voltage provides flexibility in different applications. - Overcurrent and thermal protection enhance reliability.

Disadvantages: - Limited output current of 1A may not be suitable for high-power applications. - The TO-252-3 package may require additional heat sinking for certain operating conditions.

Working Principles

The SEC1210-I/PV-UR2 is a low dropout linear regulator that regulates the output voltage by maintaining a constant voltage drop between the input and output terminals. It utilizes a pass transistor to control the output voltage based on the feedback received from the adjustable resistor connected to the ADJ pin. The enable pin allows for easy on/off control of the regulator.

Detailed Application Field Plans

The SEC1210-I/PV-UR2 can be used in various applications, including but not limited to:

1. Battery-powered devices: Provides stable voltage regulation for portable electronics.
2. Automotive systems: Ensures reliable power supply for automotive electronics.
3. Industrial equipment: Suitable for powering control circuits and sensors.
4. Communication devices: Regulates voltage for stable operation of communication modules.
5. Consumer electronics: Enables efficient power conversion in audio/video equipment, gaming consoles, etc.

Detailed and Complete Alternative Models

1. SEC1210-I/PV-UR1: Similar specifications, but with a fixed output voltage of 3.3V.
2. SEC1210-I/PV-UR3: Higher output current of 2A, suitable for more demanding applications.
3. SEC1210-I/PV-UR4: Enhanced thermal performance with an integrated heatsink.

These alternative models provide options with different output voltages, higher current capabilities, and improved thermal management.

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