TIP140G

Single Bipolar Transistors Overview

The onsemi TIP140G is a high-power NPN Darlington transistor designed for robust switching and amplification applications. It features a maximum continuous collector current of 8 A and a collector-emitter voltage rating of 80 V. The device utilizes a TO-220AB through-hole package, facilitating effective thermal management with a maximum power dissipation capability of 65 W. Key electrical characteristics include a minimum DC current gain (hFE) of 1000 and a maximum collector-emitter saturation voltage of 3 V at specified currents. The component operates within a junction temperature range of -65°C to +150°C, ensuring reliability in demanding industrial environments.

Single Bipolar Transistors Feature Summary

• High current handling capability suitable for heavy-duty load control
• Integrated thermal design for efficient heat dissipation in power applications
• High current gain reduces base drive requirements for control circuits

Single Bipolar Transistors Applications

• Motor speed control systems
• Power amplifier output stages
• Relay driver circuits

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'G' corresponds to the lead-free and RoHS-compliant variant when sourcing. Confirm the package type matches the required PCB footprint, as variations exist between standard TO-220 and insulated tab configurations. Cross-reference the manufacturer's latest datasheet for any updates to absolute maximum ratings or recommended operating conditions prior to finalizing procurement specifications.

Single Bipolar Transistors Selection Notes

Select this component when high current switching is required with minimal base drive current. The high hFE simplifies driver circuit design compared to standard bipolar transistors. Ensure adequate heatsinking is provided to maintain junction temperatures within limits during continuous operation. Consider the saturation voltage drop when calculating power loss in the conduction state for efficiency optimization.

Single Bipolar Transistors Part Context

The TIP140G belongs to the TIP11x series of Darlington transistors manufactured by onsemi. This family is widely recognized for its high gain and current capacity, serving as a standard solution for power switching tasks. The TIP140 specifically offers an 8 A rating, distinguishing it from lower-current variants like the TIP120. It is commonly used in industrial automation and consumer electronics where reliable high-power control is essential.

Single Bipolar Transistors Replacement Considerations

• TIP140
• TIP141

Single Bipolar Transistors FAQ

What is the maximum collector current for the TIP140G?

The TIP140G supports a maximum continuous collector current of 8 Amperes.

Does the TIP140G have a built-in base-emitter resistor?

No, the TIP140G does not include an internal base-emitter resistor; external resistors may be needed for leakage current suppression in specific designs.