MC78M12ACTG The On Semiconductor MC78M12ACTG is a 12V positive fixed linear voltage regulator. It provides up to 500mA output current and is housed in a TO-220 package.
Mfr Part #:

MC78M12ACTG

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The On Semiconductor MC78M12ACTG is a 12V positive fixed linear voltage regulator. It provides up to 500mA output current and is housed in a TO-220 package.
✓ Total Stock: 9,750 pcs
$ Price Range: $0.28

MC78M12ACTG Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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9,750 pcs
9750 pcs On Request 1 On Request On Request On Request On Request On Request

MC78M12ACTG 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 Type
Output Voltage
PSRR
Protection Features
Supplier Device Package
Supplier Package
Voltage

MC78M12ACTG Description

Short technical summary and product information.

The MC78M12ACTG is a 12V positive fixed linear voltage regulator from ON Semiconductor, designed for local on-card voltage regulation. It is capable of supplying up to 500mA of output current with adequate heatsinking.

 

Key features include internal current limiting, thermal shutdown circuitry, and safe-area compensation for the internal pass transistor, making the device robust under various operating conditions. It requires no external components for operation.

 

This regulator is suitable for a wide range of applications requiring a stable 12V supply. The TO-220 package with through-hole mounting allows for easy integration into circuit designs, and its fixed output voltage simplifies system design.

 

Specifications include an input voltage rating of up to 35Vdc, an operating temperature range of 0°C to 125°C, and a PSRR of 80dB at 120Hz. Protection features include over-temperature and short-circuit protection.

MC78M12ACTG Quick Information

Product Type: Voltage Regulator
Canonical Name: MC78M12ACTG
Subcategory: Positive Fixed Voltage Regulators

MC78M12ACTG Compliance

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

MC78M12ACTG Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

MC78M12ACTG Features

  • Fixed 12V positive output voltage.
  • Maximum output current of 500mA.
  • Internal thermal overload protection.
  • Internal short circuit current limiting.
  • TO-220 package for through-hole mounting.

MC78M12ACTG Applications

  • Local on-card voltage regulation.
  • Powering sensitive electronic circuits.
  • Providing stable 12V power rails.
  • Use in systems requiring fixed output.

MC78M12ACTG FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the MC78M12ACTG?

The MC78M12ACTG has a nominal output voltage of 12V.

What is the maximum output current?

The maximum output current is 500mA, with adequate heatsinking.

What is the maximum input voltage?

The maximum input voltage is 35V.

What is the operating temperature range?

The operating temperature range is from 0°C to 125°C.

What package is the MC78M12ACTG available in?

The MC78M12ACTG is available in a TO-220-3 through-hole package.

What protection features does the regulator include?

It includes over-temperature and short-circuit protection.

What is the PSRR (power supply rejection ratio)?

The typical PSRR is 80dB at 120Hz.

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