Andrew
Andrew Content Marketer
On Jul 25, 2025

TIP35C Bipolar Transistors - BJT by SPTECH – High Power NPN Transistor for Demanding Applications

The Bipolar Transistors - BJT TIP35C by SPTECH are robust NPN transistors designed for high-power switching and amplification tasks. With a collector current rating of 25A and a collector-emitter voltage of 100V, these transistors are ideal for applications in power supplies, audio amplifiers, and industrial control circuits. As part of SPTECH’s reliable semiconductors portfolio, the TIP35C offers durability, performance, and thermal stability.

In this blog, we explore the technical details, core features, applications, wiring, and real-world use case for the TIP35C, along with guidance on how to purchase it globally from Xon Electronics.


Technical Specifications of TIP35C

  • Manufacturer: SPTECH

  • Part Number: TIP35C

  • Type: NPN Power Transistor

  • Category: Semiconductors, Discrete Semiconductors, Transistors

  • Collector-Emitter Voltage (Vce): 100V

  • Collector Current (Ic): 25A

  • Power Dissipation (Pd): 125W

  • DC Gain (hFE): 15 to 75 at 4A

  • Package Type: TO-247

  • Mounting: Through Hole

  • Operating Temperature Range: -65°C to +150°C

  • Product Category: Bipolar Transistors - BJT by SPTECH

Built to endure harsh environments, this discrete semiconductor ensures stable performance across a wide range of power-based applications.


Key Features of TIP35C by SPTECH

  • High Collector Current – Supports continuous 25A load for power applications

  • Wide SOA (Safe Operating Area) – Ensures protection against breakdown

  • Low Saturation Voltage – Enhances switching efficiency

  • Thermal Robustness – Withstands elevated junction temperatures

  • Reliable Gain Range – DC gain of 15–75 ensures consistent amplification

With these features, the TIP35C Bipolar Transistors - BJT by SPTECH are well-suited for demanding circuits requiring high efficiency and long-term durability.


Applications of TIP35C

The TIP35C Bipolar Transistors - BJT by SPTECH are commonly used in:

  • Audio Amplifier Output Stages

  • Industrial Motor Controllers

  • Switching Power Supplies (SMPS)

  • Inverters and Voltage Regulators

  • UPS Systems and Battery Chargers

  • Welding Equipment and Power Distribution Units

Thanks to their high current capability, these transistors are ideal for power-heavy environments in both industrial and commercial sectors.


Wiring and Connection Overview

Standard wiring includes:

  • Collector (C): Connects to the load or positive power rail

  • Base (B): Driven via resistor from control signal

  • Emitter (E): Connected to ground or negative rail

The TO-247 package provides a solid base for heat dissipation and strong mechanical stability in PCB-mount or chassis-mounted setups.


Use Case Scenario: Industrial Motor Drive

Scenario: A manufacturing unit required durable transistors to drive a 3-phase motor in a conveyor system.

Problem: Previous components frequently overheated during peak loads.

Solution: The TIP35C Bipolar Transistors - BJT by SPTECH delivered stable performance with superior heat handling.

Result: Downtime reduced, efficiency improved, and maintenance costs decreased thanks to SPTECH’s robust discrete semiconductors.


Download Datasheet for TIP35C

Need more electrical details or thermal profiles?

[Download TIP35C Datasheet from Xon Electronics]


Why Buy from Xon Electronics?

Xon Electronics offers genuine Bipolar Transistors - BJT by SPTECH with:

  • Verified SPTECH Components
  • Global Shipping – USA, India, Australia, Europe & more
  • Bulk Pricing for OEMs and Distributors
  • Technical Support and Documentation
  • Fast, Secure Online Ordering

Visit www.xonelec.com for all top-tier semiconductors and power electronics solutions.


Conclusion

The TIP35C Bipolar Transistors - BJT by SPTECH are engineered to provide reliable switching and amplification for high-current, high-temperature applications. Whether used in industrial power systems or professional audio circuits, these transistors offer unbeatable performance and value. Available now from Xon Electronics with global shipping to the USA, India, Australia, Europe, and other international markets.


FAQs – TIP35C by SPTECH

Q1. What is the maximum current rating of TIP35C?
It supports up to 25A continuous collector current.

Q2. What package type does TIP35C come in?
It is housed in a TO-247 through-hole package.

Q3. Is TIP35C suitable for amplifier circuits?
Yes, it's often used in high-power audio amplifiers.

Q4. What is the thermal limit of the transistor?
It can operate up to 150°C junction temperature.

Q5. Can I buy TIP35C globally from Xon Electronics?
Yes, Xon ships worldwide including USA, India, Australia, Europe, and other regions.




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