MC78T05CT The On Semiconductor MC78T05CT is a 5V positive fixed linear voltage regulator capable of delivering up to 3A. It is housed in a TO-220 package.
Mfr Part #:

MC78T05CT

Available from 4 distributors
Mfr Name: On Semiconductor
On Semiconductor
The On Semiconductor MC78T05CT is a 5V positive fixed linear voltage regulator capable of delivering up to 3A. It is housed in a TO-220 package.
✓ Total Stock: 2,482 pcs
$ Price Range: $0.28

MC78T05CT Available from 4 distributors

✓ Authorised
✓ Non-Authorised

MC78T05CT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
PSRR
Power Dissipation
Protection Features
Supplier Device Package
Supplier Package
Voltage
Voltage Dropout (Max)

MC78T05CT Description

Short technical summary and product information.

The MC78T05CT from On Semiconductor is a 3-terminal positive voltage regulator designed for applications requiring up to 3A of output current. This device features an internally compensated output voltage of 5V, making it suitable for a wide range of power management tasks. Key features include internal short circuit current limiting and thermal overload protection, enhancing its robustness in demanding environments.

 

The regulator operates with an input voltage range up to 35V and offers a typical dropout voltage of 2.2V at 3A. The TO-220 package is designed for through-hole mounting, facilitating integration into various electronic circuits. With an operating junction temperature range of 0°C to 125°C, the MC78T05CT is built for reliable performance in typical industrial and commercial applications.

 

This voltage regulator family is known for its simplicity, requiring no external components for operation. The output voltage is offered in a 4% tolerance. The MC78T05CT is a versatile component for power supply designs where a stable, regulated 5V output is needed.

MC78T05CT Quick Information

Product Type: Linear Voltage Regulator
Canonical Name: MC78T05CT 5V 3A Positive Fixed Linear Voltage Regulator
Subcategory: Linear

MC78T05CT Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MC78T05CT Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

MC78T05CT Features

  • Fixed 5V positive output voltage.
  • Output current capability up to 3A.
  • Internal short circuit current limiting.
  • Internal thermal overload protection.
  • TO-220 package for through-hole mounting.

MC78T05CT Applications

  • Ideal for regulated power supply designs.
  • Used in post-regulation for switching converters.
  • Suitable for industrial control systems.
  • Provides clean DC power for analog circuits.

MC78T05CT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the MC78T05CT?

The nominal output voltage is 5V.

What is the maximum input voltage?

The maximum input voltage is 35V for VO = 5V to 12V, and 40V for VO = 15V.

What is the maximum output current?

The maximum output current is 3A.

What package is the MC78T05CT available in?

It is available in a TO-220-3 through-hole package.

What is the operating temperature range?

The operating junction temperature range is 0°C to +125°C.

What is the dropout voltage of the MC78T05CT?

The dropout voltage is 2.5V maximum at 3A output current.

What is the ripple rejection ratio?

The ripple rejection is 75dB minimum at 120Hz.

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