MC78L05ACPG
Standard Regulator Pos 5V 0.1A 3-Pin TO-92 BagMC78L05ACPG
Standard Regulator Pos 5V 0.1A 3-Pin TO-92 Bag
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Manufacturer Part # : MC78L05ACPG
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Package/Case: TO92-3
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Brand: Onsemi
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Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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Series : MC78L05
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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MC78L05ACPG 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!
Interested Parts
Pinout
- 1 (VCC): Positive Power Supply
- 2 (GND): Ground
- 3 (OUT): Regulated Output Voltage
(Tip: For detailed pinout information, please refer to the corresponding datasheet.)
Applications
The MC78L05ACPG is suitable for applications that require efficient power management, such as:
- Industrial control systems
- Commercial equipment
- Residential appliances
Where to Use
The MC78L05ACPG is suitable for use in various electronic devices, including industrial control systems, commercial equipment, and residential appliances.
How to Use
To use the MC78L05ACPG, connect the VCC pin to a stable power supply, the GND pin to ground, and the OUT pin to the load you want to regulate. Ensure proper heat sinking and follow the datasheet for specific operating conditions.
Application Circuit
The application circuit diagram for the MC78L05ACPG illustrates how to connect the regulator to a load, ensuring efficient power management and reliable operation.
(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)
Equivalents
- LM78L05: A similar linear voltage regulator from National Semiconductor offering comparable features and performance.
- MC7805CT: An alternative linear voltage regulator from ON Semiconductor with equivalent functionality.
Complementary
The MC78L05ACPG can be complemented by other ON Semiconductor regulators, such as the MC7815ACPG or MC7912ACPG, which offer different voltage levels and features for specific applications.
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 dropout voltage of the MC78L05ACPG?
A: The MC78L05ACPG has a low dropout voltage of 1.5V, making it suitable for applications where power supply noise is present.
Q: Can the MC78L05ACPG be used in automotive applications?
A: Yes, the MC78L05ACPG can be used in automotive applications, but ensure proper heat sinking and follow the datasheet for specific operating conditions and limitations.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Status | Active | Compliance | PbAHP |
Package Type | TO-92 | Case Outline | 29-10 |
MSL Type | NA | MSL Temp (°C) | 0 |
Container Type | BLKBG | Container Qty. | 2000 |
ON Target | N | Output | Single |
Polarity | Positive | VO (V) | 5 |
IO Typ (A) | 0.1 | VI Min (V) | 6.7 |
VI Max (V) | 30 | VDO Typ (V) | 1.7 |
Iq Typ (mA) | 3 | PSRR (dB) | 49 |
Noise (µVrms) | 40 | Enable | No |
PowerGood | No | Application | Industrial |
Pricing ($/Unit) | $0.1019 |
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.
FAQs
What is MC78L05ACPG?
The MC78L05ACPG is a low-current, three-terminal positive voltage regulator designed by ON Semiconductor. It is part of the 78xx series of voltage regulators and specifically provides a fixed 5V output voltage.
How Does MC78L05ACPG Work?
The MC78L05ACPG works by regulating an input voltage (higher than 5V) down to a stable 5V output voltage. It utilizes internal circuitry to maintain a constant output voltage despite changes in the input voltage and load conditions. The regulator is suitable for applications requiring a reliable 5V power source.
How Many Pins does MC78L05ACPG have and What are the Functions of the Pinout Configuration?
The MC78L05ACPG is housed in a 3-pin TO-92 package. The pinout configuration includes:
- Input (VIN): Input voltage pin.
- GND: Ground pin.
- Output (VOUT): Regulated 5V output pin.
What are the Pros and Cons of MC78L05ACPG?
Pros:
- Fixed Output Voltage: Provides a stable 5V output, suitable for various applications.
- Low Dropout Voltage: Operates with low input-output voltage differentials, maximizing efficiency.
- Simple Design: Three-terminal regulator design for easy integration and use.
- Cost-Effective: Affordable voltage regulation solution for basic power requirements.
Cons:
- Fixed Output Voltage: Limited flexibility compared to adjustable voltage regulators.
- Heat Dissipation: May require a heat sink for high-current applications or large input-output differentials.
Are There Any Equivalents/Alternatives to MC78L05ACPG for Recommendation?
- The LM7805 from Texas Instruments is a similar 5V voltage regulator in the 78xx series.
- Alternatives to the MC78L05ACPG include the UA78M05C from Fairchild Semiconductor and the L78L05ACD from STMicroelectronics.
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Price details
Prices listed do not include VAT.
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