ZLDO1117K33TC

The ZLDO1117K33TC is a low dropout linear voltage regulator with a fixed output voltage of 3.3V. It is designed to provide a stable 3.3V output voltage from a higher input voltage, making it suitable for various voltage regulation applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VOUT: Output Voltage (3.3V)
• VIN: Input Voltage
• GND: Ground
• EN: Enable Pin
• ADJ: Voltage Adjustment Pin
• NC: No Connection
• NC: No Connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ZLDO1117K33TC IC for a visual representation.

Key Features

• Low Dropout Voltage: Provides stable regulation with a low dropout voltage for efficient power conversion.
• Fixed Output Voltage: The ZLDO1117K33TC has a fixed output voltage of 3.3V, eliminating the need for external voltage adjustment components.
• Compact Package: Available in a space-saving SOT-223 package.
• High PSRR: Offers high power supply rejection ratio for improved noise performance.
• Thermal Shutdown Protection: Includes thermal shutdown protection to prevent overheating under high load conditions.

Note: For detailed technical specifications, please refer to the ZLDO1117K33TC datasheet.

Application

• Power Supply Regulation: Ideal for regulating and stabilizing voltage in various electronic circuits.
• Battery-Powered Devices: Suitable for battery-powered devices requiring a stable 3.3V power source.
• Embedded Systems: Used in embedded systems, microcontrollers, and IoT devices for voltage regulation.

Functionality

The ZLDO1117K33TC is a low dropout linear voltage regulator that maintains a constant 3.3V output voltage, ensuring reliable power supply in electronic systems.

Usage Guide

• Input Voltage: Connect VIN (Pin 2) to the input voltage source.
• Output Connection: Output voltage of 3.3V is available at VOUT (Pin 1).
• Enable Pin: Use the EN (Pin 4) pin to enable or disable the regulator as needed.

Frequently Asked Questions

Q: Can the ZLDO1117K33TC handle input voltages higher than 5V?
A: The ZLDO1117K33TC is designed to operate with input voltages up to 15V. For higher input voltages, consider using a different regulator.

Q: Is thermal shutdown necessary for normal operation of the ZLDO1117K33TC?
A: Thermal shutdown protection is a safety feature that activates in extreme conditions to protect the regulator from damage. It is recommended to ensure proper heat dissipation for long-term reliability.