Overview
The BDX34BTU is a PNP Epitaxial Silicon Darlington Transistor manufactured by onsemi. This transistor is designed for high-gain general-purpose and power switching applications. It features a robust TO-220-3 package, making it suitable for a variety of industrial and commercial uses. Despite being marked as obsolete, the BDX34BTU remains a popular choice due to its reliable performance and high current handling capabilities.
Key Specifications
| Attribute Name | Attribute Value |
|---|---|
| Category | Bipolar (BJT) - Single Bipolar Transistors |
| Manufacturer | onsemi |
| Transistor Type | PNP Darlington |
| Current - Collector (Ic) (Max) | 10 A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V |
| Vce Saturation (Max) @ Ib, Ic | 2.5V @ 6mA, 3A |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 750 @ 3A, 3V |
| Power - Max | 70 W |
| Operating Temperature | 150°C (TJ) |
| Mounting Type | Through Hole |
| Package / Case | TO-220-3 |
Key Features
- High Current Handling: The BDX34BTU can handle a maximum collector current of 10 A and a peak pulse current of 15 A.
- High Gain: It features a high DC current gain (hFE) of 750 at 3A and 3V, making it suitable for applications requiring high amplification.
- Robust Package: The TO-220-3 package provides good heat dissipation and mechanical stability.
- Wide Operating Temperature Range: The transistor can operate up to a junction temperature of 150°C.
- Low Saturation Voltage: The Vce saturation voltage is 2.5V at 6mA and 3A, which is beneficial for reducing power losses.
Applications
- Power Linear and Switching Applications: The BDX34BTU is ideal for power amplifiers, motor control, and other high-current switching applications.
- Industrial Control Systems: It can be used in industrial control systems where high reliability and high current handling are required.
- Automotive Systems: Suitable for automotive applications due to its robustness and ability to handle high temperatures and currents.
- General Purpose Amplification: Can be used in various general-purpose amplification circuits where high gain and reliability are necessary.
Q & A
- What is the maximum collector current of the BDX34BTU?
The maximum collector current (Ic) of the BDX34BTU is 10 A.
- What is the maximum collector-emitter voltage of the BDX34BTU?
The maximum collector-emitter voltage (Vce) of the BDX34BTU is 80 V.
- What is the DC current gain (hFE) of the BDX34BTU?
The DC current gain (hFE) of the BDX34BTU is 750 at 3A and 3V.
- What is the maximum power dissipation of the BDX34BTU?
The maximum power dissipation of the BDX34BTU is 70 W.
- What is the operating temperature range of the BDX34BTU?
The operating temperature range of the BDX34BTU is up to 150°C (TJ).
- What type of package does the BDX34BTU use?
The BDX34BTU uses a TO-220-3 package.
- Is the BDX34BTU still in production?
No, the BDX34BTU is marked as obsolete and is no longer in production.
- What are some typical applications of the BDX34BTU?
The BDX34BTU is typically used in power linear and switching applications, industrial control systems, automotive systems, and general-purpose amplification circuits.
- What is the Vce saturation voltage of the BDX34BTU?
The Vce saturation voltage of the BDX34BTU is 2.5V at 6mA and 3A.
- What is the base current of the BDX34BTU?
The base current (Ib) of the BDX34BTU is up to 0.25 A.
