ZLDO1117QK50TC

Product Overview

Category

ZLDO1117QK50TC belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation capability
• Low dropout voltage
• High output current
• Thermal shutdown protection
• Short-circuit current limit

Package

ZLDO1117QK50TC is available in a TO-252 package.

Essence

The essence of ZLDO1117QK50TC lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.5V - 15V
• Output Voltage: 5.0V
• Output Current: Up to 1A
• Dropout Voltage: 1.2V (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

ZLDO1117QK50TC has three pins:

1. VIN (Pin 1): Input voltage pin
2. GND (Pin 2): Ground pin
3. VOUT (Pin 3): Output voltage pin

Functional Features

• Voltage Regulation: ZLDO1117QK50TC ensures a stable output voltage regardless of input voltage fluctuations.
• Low Dropout Voltage: The regulator maintains a low voltage drop between the input and output, minimizing power dissipation.
• High Output Current: Capable of delivering up to 1A of current to power demanding loads.
• Thermal Shutdown Protection: Automatically shuts down the device if the temperature exceeds safe limits, preventing damage.
• Short-Circuit Current Limit: Safeguards against excessive current flow during a short circuit, protecting the regulator and connected components.

Advantages and Disadvantages

Advantages

• Provides stable and regulated voltage output.
• Low dropout voltage minimizes power dissipation.
• High output current capability.
• Offers thermal shutdown protection.
• Incorporates short-circuit current limit for added safety.

Disadvantages

• May require additional external components for specific applications.
• Limited to a fixed output voltage of 5.0V.

Working Principles

ZLDO1117QK50TC operates based on the principle of linear voltage regulation. It utilizes 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 even when the input voltage varies.

Detailed Application Field Plans

ZLDO1117QK50TC finds applications in various electronic devices and systems, including but not limited to: - Power supplies - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

1. LM1117-5.0: A popular alternative with similar specifications and pin configuration.
2. LT1763-5.0: Another alternative offering high accuracy and low dropout voltage.
3. ADP3339-5.0: An alternative with enhanced load and line regulation capabilities.

These alternatives can be considered based on specific requirements and availability.

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