KSC3503DS
NPN Epitaxial Silicon Bipolar Junction Transistors
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
1 | $0.573 | $0.57 |
10 | $0.475 | $4.75 |
30 | $0.427 | $12.81 |
100 | $0.379 | $37.90 |
500 | $0.350 | $175.00 |
1000 | $0.336 | $336.00 |
Inventory:7,110
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : KSC3503DS
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Package/Case : TO-126-3
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Manufacturer : onsemi
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Components Classification : Single Bipolar Transistors
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Datesheet : KSC3503DS DataSheet (PDF)
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Series : KSC3503
Overview of KSC3503DS
The KSC3503DS is a bipolar transistor optimized for high-voltage operations with excellent performance characteristics. It provides great versatility for analog and digital signal switching applications.
Pinout
The KSC3503DS pinout refers to the configuration and function of each pin in its TO-126-3 package. 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 KSC3503DS 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, ON Semiconductor, to get accurate information regarding each pin's function and electrical characteristics.
Features
- High Voltage: The KSC3503DS has a high voltage rating with VCEO of 300V, making it suitable for demanding applications.
- Low Reverse Transfer Capacitance: It offers Cre = 1.8 pF at VCB = 30V, which ensures good frequency response and low distortion.
- Excellent Gain Linearity: The KSC3503DS achieves excellent gain linearity for low THD, making it an ideal choice for audio applications.
- High Frequency: It can operate at frequencies up to 150MHz, making it suitable for high-speed applications.
- Full Thermal and Electrical Spice Models: These comprehensive models are available for detailed circuit simulations and analysis.
- Complement to 2SA1381/KSA1381: The KSC3503DS is designed as a complement to these devices, offering improved performance in specific applications.
Applications
- Audit-Specific Applications: The KSC3503DS can be used for various audit-specific applications such as audio, voltage amplification, and current sources.
- CRT Display and Video Output: Its high voltage and frequency ratings make it suitable for display and video output applications.
- General Purpose Amplifier: The KSC3503DS can be used as a general-purpose amplifier, offering excellent performance and versatility in various applications.
Advantages and Disadvantages
Advantages:
- High Voltage Rating: The KSC3503DS offers a high voltage rating of 300V, making it suitable for demanding applications.
- Excellent Gain Linearity: It ensures excellent gain linearity and low distortion, making it ideal for audio applications.
Disadvantages:
- Potential Thermal Stress: The KSC3503DS may experience thermal stress in high-power applications, which must be mitigated through proper heat management and cooling measures.
Equivalents
For similar functionalities, consider these alternatives to the KSC3503DS:
- 2SA1381/KSA1381: These devices offer improved performance in specific applications and can be used as complementary components.
- Certain Other ON Semiconductor Devices: Depending on the specific requirements of your application, other ON Semiconductor devices might provide superior or compatible performance to the KSC3503DS.
Frequently Asked Questions
Q: What is the high voltage rating of the KSC3503DS?
A: The KSC3503DS has a high voltage rating of 300V.
Q: Can I use the KSC3503DS as an amplifier in my audio application?
A: Yes, the KSC3503DS is suitable for amplifier applications due to its excellent gain linearity and low distortion.
Q: How does the KSC3503DS compare to other ON Semiconductor devices?
A: The KSC3503DS offers improved performance in specific applications compared to other ON Semiconductor devices such as the 2SA1381/KSA1381.
Q: Can I use the KSC3503DS in high-frequency applications like display and video output?
A: Yes, the KSC3503DS can operate at frequencies up to 150MHz, making it suitable for display and video output applications.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Package | Bulk | Product Status | Active |
Transistor Type | NPN | Current - Collector (Ic) (Max) | 100 mA |
Voltage - Collector Emitter Breakdown (Max) | 300 V | Vce Saturation (Max) @ Ib, Ic | 600mV @ 2mA, 20mA |
Current - Collector Cutoff (Max) | 100nA (ICBO) | DC Current Gain (hFE) (Min) @ Ic, Vce | 60 @ 10mA, 10V |
Power - Max | 7 W | Frequency - Transition | 150MHz |
Operating Temperature | -55°C ~ 150°C (TJ) | Mounting Type | Through Hole |
Package / Case | TO-225AA, TO-126-3 | Supplier Device Package | TO-126-3 |
Base Product Number | KSC3503 |
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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KSC3503DS
NPN Epitaxial Silicon Bipolar Junction Transistors
Inventory:
7,110
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.




