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UA78L05CD

100mA voltage regulator

Inventory:9,000

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Overview of UA78L05CD

The UA78L05CD is a three-terminal positive voltage regulator IC that provides a fixed 5V output voltage with a maximum output current of 100mA. It is designed to regulate voltage and provide a stable supply for various electronic circuits and components.

Pinout

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

  • Input (VIN): Input voltage
  • Ground (GND): Ground connection
  • Output (VOUT): Regulated 5V output

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the UA78L05CD IC for a visual representation.

Key Features

  • Fixed Output Voltage: Provides a stable 5V output voltage regardless of input variations.
  • Low Dropout Voltage: Features a low dropout voltage, maximizing efficiency in voltage regulation.
  • Short-Circuit Protection: Built-in protection mechanism against output short circuits for added safety.
  • Thermal Overload Protection: Includes thermal shutdown protection to prevent overheating under excessive loads.
  • Compact Size: Comes in a small package, making it suitable for space-constrained applications.

Note: For detailed technical specifications, please refer to the UA78L05CD datasheet.

Application

  • Power Supply Regulation: Ideal for regulating power supplies in electronic circuits and devices.
  • Voltage Stabilization: Used to stabilize and maintain a constant voltage level in various applications.
  • Embedded Systems: Commonly employed in embedded systems and microcontroller projects for consistent voltage supply.

Functionality

The UA78L05CD functions as a reliable voltage regulator, ensuring a steady 5V output for powering electronic components and circuits. It offers stability and consistency in voltage supply within a specified range.

Usage Guide

  • Input Voltage: Connect the VIN pin to the input voltage source.
  • Ground Connection: Ground the GND pin to provide a reference point for the regulator.
  • Output Connection: Utilize the VOUT pin to access the regulated 5V output.

Frequently Asked Questions

Q: What is the maximum output current of the UA78L05CD?
A: The UA78L05CD has a maximum output current rating of 100mA.

Q: Is the UA78L05CD suitable for battery-powered applications?
A: Yes, the UA78L05CD is efficient and can be used in battery-powered applications requiring a stable 5V output voltage.

Equivalent

For similar functionalities, consider these alternatives to the UA78L05CD:

  • LM7805: A popular 5V voltage regulator IC known for its reliability and widespread use in various circuits.
  • MC7805: Another 5V voltage regulator IC offering similar performance and characteristics as the UA78L05CD.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Output options Fixed Output Iout (max) (A) 0.1
Vin (max) (V) 30 Vin (min) (V) 4.75
Vout (max) (V) 15 Vout (min) (V) 2.6
Fixed output options (V) 2.6, 3.3, 5, 6.2, 8, 9, 10, 12, 15 Noise (µVrms) 42
Iq (typ) (mA) 3.8 Thermal resistance θJA (°C/W) 55
Rating Catalog Load capacitance (min) (µF) 0.1
Regulated outputs (#) 1 Accuracy (%) 3.75
PSRR at 100 KHz (dB) 40 Dropout voltage (Vdo) (typ) (mV) 1700
Operating temperature range (°C) -40 to 125, 0 to 125

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