TIP117 Pinout, Equivalent, Application, Datasheet

The TIP117 is a PNP Darlington power transistor designed for high-voltage, high-gain amplification and power switching. This article explains the TIP117 pinout, features, specifications, working principle, and applications in the same 9-heading format.

Introduction

The TIP117 is a robust PNP Darlington transistor widely used in power driver and switching applications. Its Darlington configuration provides very high current gain, allowing low-level control signals to drive higher current loads efficiently and reliably.

Pin Configuration / Pinout of TIP117 Transistor

Understanding the TIP117 Pinout Configuration

The TIP117 is housed in a TO-220 package with a B-C-E pin configuration:

Correct identification of the TIP117 pinout is essential to avoid damage during installation.

Note: DATASHEET DOWNLOAD button is provided end of this article.

TIP117 Key Features

• PNP Darlington transistor design
• Very high current gain
• Requires low base drive current
• Suitable for high-voltage operation
• Reliable thermal performance with heat sink
• TO-220 package for easy mounting

TIP117 Specifications / Characteristics

• Collector-Emitter Voltage (VCE): 100V
• Collector-Base Voltage (VCB): 100V
• Emitter-Base Voltage (VEB): 5V
• Collector Current (IC): 2A
• Power Dissipation (PD): 50W
• Junction Temperature (Tj): 150 °C
• Storage Temperature (Tstg): −65 °C to +150 °C
• Package Type: TO-220
• Pin Configuration: Base – Collector – Emitter

Key Applications of TIP117 Transistor

• High-voltage power switching
• Relay and solenoid drivers
• DC motor control circuits
• Power amplifier driver stages
• Industrial automation and control systems

TIP117 Equivalent / Alternatives

(Verify pin compatibility before using substitutions)

Equivalent MOSFETs: TIP115, TIP116
Alternative MOSFETs: TIP125, BD680

More Circuit Layouts

Working Principle of TIP117

The TIP117 operates using two internally connected PNP transistors forming a Darlington pair. The first transistor amplifies the base current, which is further amplified by the second transistor, resulting in a very high overall current gain suitable for power control applications.

Frequently Asked Questions (FAQ)

Q1: Is TIP117 a MOSFET?
No, TIP117 is a bipolar junction transistor with a Darlington configuration.

Q2: Can TIP117 handle higher voltage than TIP116?
Yes, TIP117 is rated for higher collector-emitter voltage.

Q3: Is a heat sink necessary for TIP117?
A heat sink is recommended for sustained high-power operation.

Q4: Where is TIP117 commonly used?
It is commonly used in high-voltage driver and switching ci

Conclusion

The TIP117 PNP Darlington transistor is a dependable solution for high-voltage and medium-current applications. Its high gain, simple B-C-E pinout, and TO-220 package make it a popular choice for power electronics and industrial control designs.

Datasheet of TIP117 Transistor

Click the following Button below to download the datasheet of TIP117 :

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