Overview
The BD680A is a medium-power PNP Darlington bipolar power transistor produced by onsemi. This transistor is designed for use as output devices in complementary general-purpose amplifier applications. It features a high DC current gain and monolithic construction, making it suitable for a variety of power amplification tasks.
The BD680A is part of a series that includes the BD676, BD676A, BD678, BD678A, BD680, BD680A, and BD682, which are complementary to the BD675, BD675A, BD677, BD677A, BD679, BD679A, and BD681 series.
Key Specifications
| Characteristic | Symbol | Min | Max | Unit |
|---|---|---|---|---|
| Collector-Base Voltage | VCEO | - | 80 | Vdc |
| Collector Current | IC | - | 4.0 | Adc |
| Base Current | IB | - | 0.1 | Adc |
| Total Device Dissipation | PD | - | 40 | W |
| Operating and Storage Junction Temperature Range | TJ, Tstg | -55 | 150 | °C |
| DC Current Gain | hFE | 750 | - | - |
| Collector-Emitter Saturation Voltage | VCE(sat) | - | 2.5 | Vdc |
| Thermal Resistance, Junction-to-Case | RJC | - | 3.13 | °C/W |
Key Features
- High DC Current Gain: The BD680A has a minimum DC current gain (hFE) of 750 at IC = 1.5 and 2.0 Adc.
- Monolithic Construction: The transistor features monolithic construction, enhancing its reliability and performance.
- Pb-Free Packages: Pb-free packages are available, aligning with environmental and regulatory requirements.
- Complementary Devices: The BD680A is part of a series that includes complementary devices, making it versatile for various amplifier configurations.
- Medium Power Handling: The transistor can handle up to 4.0 A of collector current and 80 V of collector-base voltage.
Applications
The BD680A is suitable for use in a variety of applications, including:
- General-purpose amplifier applications
- Output devices in complementary amplifier circuits
- Power amplification in audio and industrial control systems
- Automotive and industrial power management systems
Q & A
- What is the maximum collector current of the BD680A?
The maximum collector current (IC) of the BD680A is 4.0 Adc.
- What is the minimum DC current gain of the BD680A?
The minimum DC current gain (hFE) of the BD680A is 750 at IC = 1.5 and 2.0 Adc.
- What is the collector-base voltage rating of the BD680A?
The collector-base voltage (VCEO) rating of the BD680A is up to 80 Vdc.
- Is the BD680A available in Pb-free packages?
- What is the thermal resistance, junction-to-case, of the BD680A?
The thermal resistance, junction-to-case (RJC), of the BD680A is 3.13 °C/W.
- What is the operating and storage junction temperature range of the BD680A?
The operating and storage junction temperature range (TJ, Tstg) of the BD680A is -55 to +150 °C.
- What are some common applications of the BD680A?
The BD680A is commonly used in general-purpose amplifier applications, output devices in complementary amplifier circuits, and power amplification in audio and industrial control systems.
- Is the BD680A still in production?
No, the BD680A is listed as obsolete and is no longer in production.
- What are the complementary devices to the BD680A?
The BD680A has complementary devices including the BD675, BD675A, BD677, BD677A, BD679, BD679A, and BD681 series.
- What is the collector-emitter saturation voltage of the BD680A?
The collector-emitter saturation voltage (VCE(sat)) of the BD680A is up to 2.5 Vdc.
