ZLDO1117G12TA

Product Overview

Category

ZLDO1117G12TA belongs to the category of low-dropout voltage regulators.

Use

This product is commonly used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• Low dropout voltage: The ZLDO1117G12TA has a very low dropout voltage, ensuring efficient power conversion.
• High accuracy: It provides precise voltage regulation, minimizing voltage fluctuations.
• Thermal shutdown protection: The regulator includes built-in thermal shutdown protection, preventing damage due to excessive heat.
• Current limit protection: It features current limit protection, safeguarding against overcurrent conditions.

Package

The ZLDO1117G12TA comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of ZLDO1117G12TA lies in its ability to provide stable and regulated voltage output, ensuring reliable performance of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 15V
• Output Voltage: 1.2V
• Dropout Voltage: 0.3V (typical)
• Maximum Output Current: 800mA
• Line Regulation: ±0.05%
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ZLDO1117G12TA has three pins:

1. VIN (Input Voltage): This pin is connected to the input voltage source.
2. VOUT (Output Voltage): This pin provides the regulated output voltage.
3. GND (Ground): This pin is connected to the ground reference.

Functional Features

• Voltage Regulation: The ZLDO1117G12TA regulates the output voltage to a constant 1.2V, regardless of input voltage fluctuations.
• Low Dropout: It maintains stable operation even when the input voltage is close to the desired output voltage.
• Overcurrent Protection: The regulator includes current limit protection, preventing damage due to excessive current flow.
• Thermal Shutdown: In case of excessive heat, the thermal shutdown feature activates, protecting the device from damage.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion.
• High accuracy in voltage regulation minimizes voltage fluctuations.
• Built-in thermal shutdown protection prevents damage from overheating.
• Current limit protection safeguards against overcurrent conditions.

Disadvantages

• Limited maximum output current of 800mA may not be suitable for high-power applications.
• Single fixed output voltage limits flexibility in certain designs.

Working Principles

The ZLDO1117G12TA operates based on the principle of a low-dropout voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a constant output voltage despite variations in the input voltage.

Detailed Application Field Plans

The ZLDO1117G12TA finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

• ZLDO1117G18TA: Provides an output voltage of 1.8V.
• ZLDO1117G25TA: Provides an output voltage of 2.5V.
• ZLDO1117G33TA: Provides an output voltage of 3.3V.
• ZLDO1117G50TA: Provides an output voltage of 5.0V.

These alternative models offer different output voltage options to suit specific application requirements.

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