Overview
The TIP126 transistor, produced by NTE Electronics, Inc., is a high-gain Darlington PNP medium power transistor. It is designed for use in amplifiers and low-speed switching circuits. This transistor is known for its internal base-emitter resistors, which enhance switching speeds. The TIP126 is housed in a standard through-hole TO-220 package, making it suitable for a variety of applications requiring medium power handling.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (Vceo) | 80 | V |
| Collector-Base Voltage (Vcbo) | 80 | V |
| Collector Current (Ic) | 5.0 | A |
| Forward Current Transfer Ratio (hfe) | 1000 @ 500mA | - |
| Power Dissipation (Ptot) | 65 | W |
| Maximum Emitter-Base Voltage (Veb) | 5 | V |
| Maximum Operating Junction Temperature (Tj) | 150 | °C |
| Package Type | TO-220 | - |
Key Features
- High DC current gain with a minimum hfe of 1000 at 500mA.
- Collector-emitter sustaining voltage of 80V.
- Low collector-emitter saturation voltage, typically 2.0V at 3A and 4.0V at 5A.
- Internal base-emitter resistors for improved switching speeds.
- Complementary to the TIP121 NPN Darlington transistor.
- Housed in a standard through-hole TO-220 package.
Applications
- Amplifiers: The TIP126 is suitable for use in various amplifier circuits due to its high gain and medium power handling capabilities.
- Low-speed switching circuits: Its characteristics make it ideal for applications where high current gain and medium power are required.
- Power supplies: Can be used in power supply circuits that require high current and voltage handling.
- Motor control: Suitable for motor control applications due to its ability to handle high currents and voltages.
Q & A
- What is the maximum collector current of the TIP126 transistor?
The maximum collector current of the TIP126 transistor is 5A.
- What is the collector-emitter voltage rating of the TIP126 transistor?
The collector-emitter voltage rating of the TIP126 transistor is 80V.
- What is the power dissipation rating of the TIP126 transistor?
The power dissipation rating of the TIP126 transistor is 65W.
- What is the forward current transfer ratio (hfe) of the TIP126 transistor?
The forward current transfer ratio (hfe) of the TIP126 transistor is a minimum of 1000 at 500mA.
- What package type is the TIP126 transistor housed in?
The TIP126 transistor is housed in a standard through-hole TO-220 package.
- What are the internal resistors in the TIP126 transistor used for?
The internal base-emitter resistors in the TIP126 transistor are used to improve switching speeds.
- What is the maximum operating junction temperature of the TIP126 transistor?
The maximum operating junction temperature of the TIP126 transistor is 150°C.
- Is the TIP126 transistor RoHS compliant?
Yes, many versions of the TIP126 transistor are RoHS compliant, but it depends on the specific manufacturer and part number.
- What is the complementary transistor to the TIP126?
The TIP121 NPN Darlington transistor is the complement to the TIP126 PNP Darlington transistor.
- In what types of circuits is the TIP126 transistor commonly used?
The TIP126 transistor is commonly used in amplifiers and low-speed switching circuits.
