Congratulations On Your Successful Submission
Submission Failure
MC7818CT
Standard regulator
MC7818CT
Standard regulator
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
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
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
WireTransfer
Paypal
CreditCard
WesternUnion
MoneyGram
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.
Example
Tape and Reel
Cut Tape
Tube or Tray
MC7818CT 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!
Details
With internal thermal shutdown and short-circuit protection, the MC7818CT is designed to enhance reliability and prevent damage to the device in case of overheating or a fault condition. The device has a dropout voltage of about 2V, meaning the input voltage must be at least 2V higher than the output voltage for proper regulation. Its maximum operating temperature range of -40°C to +125°C makes it ideal for use in a wide range of environmental conditions
Key Features
- Positive voltage regulator
- Output voltage: 18V
- Maximum input voltage: 35V
- Maximum output current: 1A
- Thermal overload protection
- Short circuit protection
- Internal thermal shutdown
- TO-220 package
- Operating temperature range: 0°C to 125°C
Application
- Power supply for industrial equipment
- Power supply for automation systems
- Power supply for telecommunications equipment
- Power supply for medical equipment
- Power supply for consumer electronics
- Power supply for automotive systems
- Power supply for security systems
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | No | Part Life Cycle Code | Obsolete |
| Part Package Code | SFM | Pin Count ! | 3 |
| Reach Compliance Code | not_compliant | ECCN Code | EAR99 |
| HTS Code ! | 8542.39.00.01 | Adjustability | FIXED |
| Dropout Voltage1-Nom | 2 V | Input Voltage Absolute-Max | 35 V |
| Input Voltage-Max | 33 V | Input Voltage-Min | 21 V |
| JESD-30 Code | R-XSFM-T3 | JESD-609 Code | e0 |
| Line Regulation-Max | 0.05% | Load Regulation-Max | 0.055% |
| Number of Functions | 1 | Number of Outputs | 1 |
| Number of Terminals | 3 | Operating Temperature TJ-Max | 125 °C |
| Operating Temperature TJ-Min | Output Current1-Max | 1 A | |
| Output Voltage1-Max | 18.9 V | Output Voltage1-Min | 17.1 V |
| Output Voltage1-Nom | 18 V | Package Body Material | UNSPECIFIED |
| Package Code | TO-220 | Package Equivalence Code | SIP3,.1TB |
| Package Shape | RECTANGULAR | Package Style | FLANGE MOUNT |
| Packing Method | RAIL | Peak Reflow Temperature (Cel) | 235 |
| Qualification Status ! | Not Qualified | Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Surface Mount ! | NO | Technology | BIPOLAR |
| Terminal Finish | Tin/Lead (Sn80Pb20) | Terminal Form ! | THROUGH-HOLE |
| Terminal Pitch ! | 2.54 mm | Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 | Voltage Tolerance-Max | 5% |
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 MC7818CT?
The MC7818CT is a fixed 18V voltage regulator integrated circuit manufactured by ON Semiconductor. It is designed to provide a stable 18V output voltage from a higher input voltage source, offering protection against voltage fluctuations and ensuring consistent power supply in various electronic applications.
How Does MC7818CT Work?
The MC7818CT works by taking an input voltage, typically higher than 18V, and regulating it down to a steady 18V output. It utilizes internal circuitry to maintain the output voltage at the specified level, even when the input voltage or load conditions change. The regulator is commonly used to power analog circuits, sensors, and other components requiring a fixed 18V supply.
How Many Pins does MC7818CT have and What are the Functions of the Pinout Configuration?
The MC7818CT is housed in a TO-220 package with three pins. The pinout configuration includes:
- Input (VIN): Pin for connecting the higher input voltage.
- Ground (GND): Pin connected to the ground reference.
- Output (VOUT): Pin providing a stabilized 18V output.
What are the Pros and Cons of MC7818CT?
Pros:
- Stable Output: Provides a constant 18V output voltage, essential for powering sensitive components.
- Simple Design: Easy to use and ideal for basic voltage regulation applications.
- Cost-Effective: Offers a cost-effective solution for obtaining a fixed 18V supply.
Cons:
- Heat Dissipation: May generate heat during operation, requiring heat sinking for efficient performance.
- Fixed Output: Limited to producing a fixed 18V output, which may not suit all applications.
- Not Adjustable: Output voltage cannot be easily adjusted or programmed.
Are There Any Equivalents/Alternatives to MC7818CT for Recommendation?
- The LM7818 from Texas Instruments and the L7818CV from STMicroelectronics are alternative 18V voltage regulators.
- Equivalents to the MC7818CT include the UA7818 from Fairchild Semiconductor and the KA7818 from Samsung Semiconductor.
Recommend Parts
-
![MC44608P40]()
This product is designed for applications that require precise high voltage control."
Brand: Onsemi Package/Case: PDIP-8
6,760 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC79M12BDTG]()
MC79M12BDTG
$0.444 Standard Regulator Neg -12V 0.5A 3-Pin(2+Tab) DPAK Rail
Brand: Onsemi Package/Case: DPAK-3
3,344 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC78L05ACPG]()
3,222 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC78M05BDTG]()
MC78M05BDTG
$0.219 Linear Voltage Regulator, 500 mA, 5 to 24 V, High PSRR, Positive Vout: 5.0 V; TJ = -40� to +125�C, DPAK (SINGLE GAUGE) TO-252, 75-TUBE
Brand: Onsemi Package/Case: DPAK-3
6,908 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC79M05BDTG]()
5,161 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC78M05ABDTG]()
Standard Regulator Pos 5V 0.5A 3-Pin(2+Tab) DPAK Tube
Brand: Onsemi Package/Case: DPAK-3
5,360 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC78M05ABDTRKG]()
Standard Regulator Pos 5V 0.5A 3-Pin(2+Tab) DPAK T/R
Brand: Onsemi Package/Case: DPAK-3
6,054 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC33035DWG]()
5,639 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC7805ACTG]()
Standard Regulator Pos 5V 1A 3-Pin(3+Tab) TO-220 Rail
Brand: Onsemi Package/Case: TO220-3
5,884 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![MC78L05ABD]()
3,887 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![LB1848MC-AH]()
6,816 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
