KA78R33CTU
1A Fixed 3.3V Positive electrode 35V TO-220F-4L Linear Voltage Regulators (LDO) ROHS
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
1000 | $0.218 | $218.00 |
500 | $0.221 | $110.50 |
200 | $0.230 | $46.00 |
1 | $0.593 | $0.59 |
Inventory:8,335
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : KA78R33CTU
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Package/Case : TO-220F-4L
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Manufacturer : Fairchild Semiconductor
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Components Classification : Voltage Regulators , Linear, Low Drop Out Regulators
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Datesheet : KA78R33CTU DataSheet (PDF)
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Series : KA78R33C
Overview of KA78R33CTU
The KA78R33CTU is a linear voltage regulator optimized for high-speed and low-voltage operations. It provides excellent performance for analog and digital signal switching.
Pinout
The KA78R33CTU pinout refers to the configuration and function of each pin in its TO-220 full-mold package (4pin). This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the KA78R33CTU has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Applications
- Analog and digital signal switching: The KA78R33CTU is suitable for various applications where analog and digital signals need to be switched or regulated.
- Power supply systems: This component can be used in power supply systems to regulate the output voltage and prevent damage from excessive current or heat buildup.
- Embedded systems: The KA78R33CTU is also suitable for embedded systems where a stable and regulated output voltage is required.
Equivalents
- LM78L33: The LM78L33 is an equivalent linear voltage regulator from National Semiconductor.
- MC78M5CTU: The MC78M5CTU is another equivalent linear voltage regulator from ON Semiconductor.
Frequently Asked Questions
Q: What is the maximum output current of the KA78R33CTU?
A: The maximum output current of the KA78R33CTU is 1A.
Q: Can the KA78R33CTU operate at high temperatures?
A: Yes, the KA78R33CTU can operate at high temperatures up to 150°C.
Q: Is the KA78R33CTU suitable for battery-powered applications?
A: Yes, the KA78R33CTU is suitable for battery-powered applications due to its low-voltage operations and compact package.
Q: Can the KA78R33CTU be used in automotive applications?
A: Yes, the KA78R33CTU can be used in automotive applications due to its high-reliability design and ability to operate at high temperatures.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Source Content uid | KA78R33CTU | Pbfree Code | Yes |
Part Life Cycle Code | Obsolete | Ihs Manufacturer | ON SEMICONDUCTOR |
Package Description | TO-220F, 4 PIN | Manufacturer Package Code | 340BE |
Reach Compliance Code | compliant | ECCN Code | EAR99 |
HTS Code | 8542.39.00.01 | Samacsys Manufacturer | onsemi |
Adjustability | FIXED | Dropout Voltage1-Max | 0.5 V |
Dropout Voltage1-Nom | 0.5 V | Input Voltage Absolute-Max | 35 V |
Input Voltage-Max | 10 V | Input Voltage-Min | 4 V |
JESD-30 Code | R-PSFM-T4 | JESD-609 Code | e3 |
Line Regulation-Max | 0.0825% | Load Regulation-Max | 0.066% |
Number of Functions | 1 | Number of Outputs | 1 |
Number of Terminals | 4 | Operating Temperature TJ-Max | 150 °C |
Output Current1-Max | 1 A | Output Voltage1-Max | 3.38 V |
Output Voltage1-Min | 3.22 V | Output Voltage1-Nom | 3.3 V |
Package Body Material | PLASTIC/EPOXY | Package Equivalence Code | SIP4,.06TB |
Package Shape | RECTANGULAR | Package Style | FLANGE MOUNT |
Packing Method | RAIL | Qualification Status | Not Qualified |
Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | Surface Mount | NO |
Technology | BIPOLAR | Terminal Finish | TIN |
Terminal Form | THROUGH-HOLE | Terminal Pitch | 2.54 mm |
Terminal Position | SINGLE | Voltage Tolerance-Max | 2.4% |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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KA78R33CTU
1A Fixed 3.3V Positive electrode 35V TO-220F-4L Linear Voltage Regulators (LDO) ROHS
Inventory:
8,335
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




