TLV70012DCKT

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low-dropout voltage regulator - Output current up to 200 mA - Input voltage range from 2.5 V to 5.5 V - Low quiescent current - High PSRR (Power Supply Rejection Ratio) - Thermal shutdown and current limit protection - Small package size for space-constrained applications

Package: DCK (SOT-23), Tape and Reel

Essence: TLV70012DCKT is a low-dropout voltage regulator IC designed to provide a stable output voltage with low power consumption.

Packaging/Quantity: TLV70012DCKT is available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5 V to 5.5 V
• Output Voltage: Adjustable from 1.2 V to 5.5 V
• Output Current: Up to 200 mA
• Dropout Voltage: 160 mV at 200 mA
• Quiescent Current: 18 µA (typical)
• PSRR: 70 dB at 1 kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TLV70012DCKT IC has the following pin configuration:

1. GND (Ground): Connected to the ground reference.
2. VIN (Input Voltage): Connects to the input voltage source.
3. VOUT (Output Voltage): Provides the regulated output voltage.
4. EN (Enable): Controls the enable/disable state of the regulator.

Functional Features

• Low dropout voltage: The TLV70012DCKT has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High PSRR: The IC exhibits high Power Supply Rejection Ratio, minimizing the impact of variations in the input voltage on the output voltage.
• Thermal shutdown and current limit protection: The TLV70012DCKT incorporates thermal shutdown and current limit protection mechanisms to prevent damage due to excessive temperature or current.
• Small package size: The DCK (SOT-23) package offers a compact form factor suitable for space-constrained applications.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation. - High PSRR minimizes the impact of input voltage variations. - Thermal shutdown and current limit protection enhance reliability. - Small package size allows for easy integration in compact designs.

Disadvantages: - Limited output current capacity (up to 200 mA). - Input voltage range restricted to 2.5 V to 5.5 V.

Working Principles

The TLV70012DCKT operates as a low-dropout voltage regulator by comparing the reference voltage with the feedback voltage obtained from the output. It adjusts the pass transistor's resistance to maintain a stable output voltage, compensating for changes in the input voltage and load conditions.

Detailed Application Field Plans

The TLV70012DCKT is commonly used in various applications, including but not limited to: 1. Battery-powered devices 2. Portable consumer electronics 3. IoT (Internet of Things) devices 4. Wearable devices 5. Embedded systems 6. Communication modules

Detailed and Complete Alternative Models

1. TLV70018DCKT: Similar to TLV70012DCKT, but with an adjustable output voltage range from 1.8 V to 5.5 V.
2. TLV70015DCKT: Similar to TLV70012DCKT, but with an adjustable output voltage range from 1.5 V to 5.5 V.
3. TLV70010DCKT: Similar to TLV70012DCKT, but with an adjustable output voltage range from 1.0 V to 5.5 V.

These alternative models offer similar characteristics and functionality, providing flexibility in choosing the appropriate voltage regulator for specific requirements.

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