Overview
The BD680ASTU is a medium-power PNP Darlington transistor produced by Fairchild Semiconductor, now part of ON Semiconductor. This transistor is designed for use in general-purpose amplifier applications and is particularly suited for medium power linear and switching applications. It is part of a series that includes the BD676A, BD678A, BD680A, and BD682, which are complementary to the BD675A, BD677A, BD679A, and BD681 respectively.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Collector-Base Voltage (VCBO) | -80 | V |
| Collector-Emitter Voltage (VCEO) | -80 | V |
| Emitter-Base Voltage (VEBO) | -5 | V |
| Collector Current (DC) (IC) | -4 | A |
| Collector Current (Pulse) (ICP) | -6 | A |
| Base Current (IB) | -100 | mA |
| Collector Dissipation (PC) | 14 | W |
| Thermal Resistance (Junction to Ambient) (Rθja) | 88 | °C/W |
| Junction Temperature (TJ) | 150 | °C |
| Storage Temperature (TSTG) | -65 ~ 150 | °C |
| DC Current Gain (hFE) | 750 (Min) @ IC = 1.5 and 2.0 A | |
| Collector-Emitter Saturation Voltage (VCE(sat)) | -2.8 V @ IC = -2A, IB = -40mA | |
| Base-Emitter On Voltage (VBE(on)) | -2.5 V @ IC = -2A |
Key Features
- High DC Current Gain: hFE = 750 (Min) @ IC = 1.5 and 2.0 A
- Monolithic Construction
- Complementary to BD675A, BD677A, BD679A, and BD681 respectively
- Equivalent to MJE 700, 701, 702, 703
- Pb-Free Packages are Available
Applications
The BD680ASTU is suitable for medium power linear and switching applications. It can be used as an output device in complementary general-purpose amplifier applications.
Q & A
- What is the collector-base voltage rating of the BD680ASTU?
The collector-base voltage (VCBO) rating is -80 V.
- What is the maximum collector current for the BD680ASTU?
The maximum collector current (IC) is -4 A (DC) and -6 A (pulse).
- What is the thermal resistance of the BD680ASTU?
The thermal resistance (Rθja) is 88 °C/W.
- What is the junction temperature range for the BD680ASTU?
The junction temperature (TJ) range is up to 150 °C.
- What is the storage temperature range for the BD680ASTU?
The storage temperature (TSTG) range is -65 °C to 150 °C.
- What is the DC current gain of the BD680ASTU?
The DC current gain (hFE) is 750 (Min) @ IC = 1.5 and 2.0 A.
- What is the collector-emitter saturation voltage of the BD680ASTU?
The collector-emitter saturation voltage (VCE(sat)) is -2.8 V @ IC = -2A, IB = -40mA.
- What is the base-emitter on voltage of the BD680ASTU?
The base-emitter on voltage (VBE(on)) is -2.5 V @ IC = -2A.
- Is the BD680ASTU available in Pb-Free packages?
- What are the complementary transistors to the BD680ASTU?
The BD680ASTU is complementary to the BD675A, BD677A, BD679A, and BD681.
