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ONSEMI MC78M12BDTG Voltage Regulator

The MC78M12BDTG is a 3-terminal positive voltage regulator designed for local and on-card voltage regulation applications. It is capable of delivering a maximum output current of 500mA with proper heat sinking. The device features internal current limiting, thermal shutdown protection, and safe-area compensation for the internal pass transistor, ensuring reliable operation under various conditions. No external components are required for its operation. It operates within a temperature range of -40°C to 125°C, making it suitable for industrial applications.

Authorized Distributors
Source:Newark
Part No:MC78M12BDTG
Stock:5235
Inv Date:06-11-2026
Price: Unit price: $0.433
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Source:DigiKey
Part No:MC78M12BDTG
Stock:2647
Inv Date:06-11-2026
Price: Unit price: $0.24613
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Part No:MC78M12BDTG
Stock:4778
Inv Date:06-11-2026
Price: Unit price: $0.47
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Part No:MC78M12BDTG
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.42
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Part No:MC78M12BDTG
Stock:4050
Inv Date:06-11-2026
Price: Unit price: $0.1591
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Part No:MC78M12BDTG
Stock:4050
Inv Date:06-11-2026
Price: Unit price: $0.1591
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Part No:MC78M12BDTG
Stock:9370
Inv Date:06-10-2026
Price: Unit price: $0.122
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Source:Arrow EU
Part No:MC78M12BDTG
Stock:6306
Inv Date:06-11-2026
Price: N/A
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Part No:MC78M12BDTG
Stock:4859
Inv Date:06-11-2026
Price: N/A
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ONSEMI MC78M12BDTG Voltage Regulator Specifications:

  • Output Voltage: 12V
  • Maximum Output Current: 500mA
  • Input Voltage Range: 6.0V to 24V (35V max)
  • Temperature Range: -40°C to 125°C
  • Thermal Resistance, Junction-to-Air: 92°C/W (Dpak) / 70°C/W (TO-220)
  • Power Dissipation: Internally Limited
  • Internal Current Limiting, Thermal Shutdown, Safe-Area Compensation
  • Package Options: DPAK-3, TO-220
  • Pb-Free Device, Qualified for Automotive Use (AEC-Q100)

Buy the ON Semiconductor MC78M12BDTG – Reliable Voltage Regulator for Industrial Applications

Enhance your electrical system with the MC78M12BDTG voltage regulator—designed for industrial applications requiring stable voltage output up to 12V and 500mA current. Featuring internal current limiting, thermal shutdown, and safe-area compensation, this device offers reliable performance even under demanding conditions. With no external components needed, it simplifies your design while ensuring robustness across a wide temperature range of -40°C to 125°C. Ideal for local voltage regulation on your circuit boards, it guarantees safety, efficiency, and durability for extended use in industrial environments.

Get ON Semiconductor MC78M12BDTG today—built for precision and long-lasting durability in industrial environments.

Frequently Asked Questions

Where can I buy ONSEMI MC78M12BDTG?

You can click on the BUY or RFQ button to purchase MC78M12BDTG from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MC78M12BDTG?

You can download the MC78M12BDTG datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MC78M12BDTG?

ONSEMI

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