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ONSEMI MC78L18ACPG 18V Voltage Regulator

The MC78L18ACPG is a 18V positive voltage regulator designed for low voltage applications requiring stable and reliable power supply. It features internal current limiting, thermal overload protection, and no external components are needed for many configurations. This Pb-Free device is suitable for use in various electronic circuits, providing precise output voltage with excellent regulation characteristics. Its compact SOIC-8 package ensures easy surface-mount assembly, making it ideal for portable and space-constrained electronics, along with automotive and industrial applications requiring robust performance and longevity.

Authorized Distributors
Source:Newark
Part No:MC78L18ACPG
Stock:5041
Inv Date:06-11-2026
Price: Unit price: $0.299
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Source:DigiKey
Part No:MC78L18ACPG
Stock:3382
Inv Date:06-11-2026
Price: Unit price: $0.29
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Part No:MC78L18ACPG
Stock:9988
Inv Date:06-11-2026
Price: Unit price: $0.29
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Part No:MC78L18ACPG
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.14
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Part No:MC78L18ACPG
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.1204
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Part No:MC78L18ACPG
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.1204
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Part No:MC78L18ACPG
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.114
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Source:Arrow EU
Part No:MC78L18ACPG
Stock:8000
Inv Date:06-11-2026
Price: N/A
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ONSEMI MC78L18ACPG 18V Voltage Regulator Specifications:

  • Output Voltage: 18V (Typ), 17.3V - 18.7V (Max)
  • Line Regulation: -45 to 325 mV (Typ), V_in range 21.4V to 33V
  • Load Regulation: 30 to 170 mV (Typ), load current 1-100mA
  • Input Voltage Range: 21.4V to 33V
  • Output Noise Voltage: 150 µV (Typ)
  • Ripple Rejection: 33 to 48 dB
  • Dropout Voltage: 17V (Typ)
  • Input Bias Current: -34 to 65 mA
  • Thermal Resistance, Junction-to-Ambient: Refer to datasheet graphs
  • Maximum Junction Temperature: 150°C
  • Package: SOIC-8, Pb-Free compliant
  • ESD Capability: Human Body Model 2000V, Machine Model 200V

Buy the ON Semiconductor Series MC78L18ACPG: 18V Positive Voltage Regulator

purchase the ON Semiconductor Series MC78L18ACPG 18V voltage regulator online today to provide your circuits with a stable, reliable power source. This Pb-Free device offers excellent regulation, low noise, and thermal overload protection in a compact SOIC-8 package, ideal for automotive, industrial, and portable electronics. With no external components required in many applications, it simplifies assembly and enhances durability. Enjoy fast delivery and trusted quality to keep your electronic projects performing optimally with our easy online ordering process.

Order your ON Semiconductor Series MC78L18ACPG 18V positive voltage regulator today and ensure your electronic projects benefit from dependable, compact power regulation with thermal and short circuit protections.

Frequently Asked Questions

Where can I buy ONSEMI MC78L18ACPG?

You can click on the BUY or RFQ button to purchase MC78L18ACPG from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MC78L18ACPG?

You can download the MC78L18ACPG datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MC78L18ACPG?

ONSEMI

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