MC7805BT

Name: MC7805BT
Brand: Onsemi
Rating: 4.5 (10 reviews)
Author: Lisleapex

Three-Pin Voltage Regulator with 5V Output and 1A Current Capacity in TO-220 Package

3,001 Effective Inventory

MC7805BT

Effective Inventory3,001

Three-Pin Voltage Regulator with 5V Output and 1A Current Capacity in TO-220 Package

Manufacturer Part # : MC7805BT
Package/Case: TO-220-3
Brand: Onsemi
Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
Series : MC7805

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MC7805BT DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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MC7805BT Details

The MC7805BT is a +5V voltage regulator from ON Semiconductor, designed for reliable power supply in various applications. This device features a high-reliability design concept, minimal external components needed, and precise voltage regulation guaranteed. It is housed in a TO-220-3 package, making it suitable for compact circuit designs.

Pinout

1 (VOUT): Regulated Output Voltage (+5V)
2 (GND): Ground
3 (IN): Input Voltage (up to +28V)

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

High-Reliability Design Concept: Ensures reliable operation in various applications.
Minimal External Components Needed: Simplifies circuit design and reduces component count.
Precise Voltage Regulation Guaranteed: Provides stable output voltage with minimal ripple and noise.

Applications

The MC7805BT is suitable for various applications that require a reliable +5V power supply, including:

Industrial Automation: Ideal for industrial control systems and automation equipment.
Aerospace and Defense: Suitable for military and aerospace applications where reliability is critical.
Medical Equipment: Used in medical devices and equipment that require a stable power supply.

Where to Use

The MC7805BT can be used in applications where a reliable +5V power supply is required, such as:

Embedded Systems: Suitable for embedded systems and microcontrollers.
Industrial Control Systems: Ideal for industrial control systems and automation equipment.
Aerospace and Defense Applications: Used in military and aerospace applications where reliability is critical.

How to Use

To use the MC7805BT, connect the input voltage (up to +28V) to pin 3, and the regulated output voltage (+5V) to pin 1. Ensure proper grounding by connecting the ground pin (2) to a suitable ground reference.

(Tip: For detailed usage instructions, refer to the datasheet.)

Application Circuit

The application circuit diagram for the MC7805BT illustrates how to connect the regulator to an input voltage source and a load. It includes connections for input voltage, output voltage, and ground, ensuring proper operation and reliable power supply.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

78L05: A similar +5V voltage regulator from ON Semiconductor offering comparable features and performance.
LM7805: An alternative +5V voltage regulator from National Semiconductor with equivalent functionality.

Complementary

The MC7805BT can be complemented by other ON Semiconductor regulators, such as the MC7812 or MC7915, which offer similar features and performance for different output voltage levels.

(Tip: When selecting complementary regulators, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.)

Frequently Asked Questions

Q: What is the maximum input voltage for the MC7805BT?

A: The maximum input voltage for the MC7805BT is +28V.

Q: Can the MC7805BT be used in automotive applications?

A: Yes, the MC7805BT can be used in automotive applications where a reliable +5V power supply is required.

Specifications

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

Product Category !	Linear Voltage Regulators	RoHS	N
Mounting Style	Through Hole	Package / Case	TO-220-3
Number of Outputs	1 Output	Polarity	Positive
Output Voltage	5 V	Output Current !	2.2 A
Output Type	Fixed	Input Voltage, Min	35 V
Input Voltage, Max	35 V	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature !	+ 125 C	Load Regulation !	100 mV
Line Regulation !	100 mV	Brand	onsemi
Height	9.28 mm (Max)	Length	10.28 mm (Max)
Product Type !	Linear Voltage Regulators	Factory Pack Quantity	50
Subcategory	PMIC - Power Management ICs	Width	4.82 mm (Max)
Unit Weight	0.211644 oz

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification MC7805BT PDF Download

FAQs

What is MC7805BT?

The MC7805BT is a 5V linear voltage regulator IC manufactured by ON Semiconductor. It is commonly used to provide a stable 5V output voltage from a higher input voltage source.

How Does MC7805BT Work?

The MC7805BT operates by regulating the input voltage to a constant 5V output voltage. It uses internal circuitry to compare the output voltage with a reference voltage and adjust the output to maintain a stable 5V level. The device is capable of handling input voltages higher than 5V and provides a regulated output for powering various electronic components.

How Many Pins does MC7805BT have and What are the Functions of the Pinout Configuration?

The MC7805BT is housed in a standard 3-pin TO-220 package. The pinout configuration includes:

Input (VIN): Pin for the input voltage.
Ground (GND): Ground pin.
Output (VOUT): Pin for the regulated 5V output voltage.

What are the Pros and Cons of MC7805BT?

Pros:

Simple Design: Easy to use and implement in various circuits.
Stable Output: Provides a constant 5V output voltage even with fluctuations in input voltage.
Widely Available: Widely used and available in the market.
Cost-Effective: Offers a cost-effective solution for voltage regulation.

Cons:

Heat Dissipation: May require a heat sink for efficient heat dissipation, especially for high current applications.
Dropout Voltage: Has a minimum required input-output voltage differential for proper regulation.

Are There Any Equivalents/Alternatives to MC7805BT for Recommendation?

The LM7805 from Texas Instruments is an equivalent 5V linear voltage regulator IC.
Alternatives to the MC7805BT include the UA7805 from STMicroelectronics and the L78S05 from STMicroelectronics.