Overview
The BD679ASTU is a Medium Power NPN Darlington Bipolar Power Transistor manufactured by onsemi. This transistor is designed for use as output devices in complementary general-purpose amplifier applications. It features a monolithic construction and is part of a family of transistors that include the BD675, 675A, 677, 677A, 679, 679A, and 681, which are complementary to the BD676, 676A, 678, 678A, 680, 680A, and 682 series. The BD679ASTU is known for its high DC current gain and robust operating characteristics, making it suitable for a variety of power amplification tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Current - Collector (Ic) (Max) | 4 A |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 750 @ 2A, 3V |
| Mounting Type | Through Hole |
| Operating Temperature | 150°C (TJ) |
| Package | TO-225AA, TO-126-3 |
| Power | 40 W |
| Vce Saturation (Max) @ Ib, Ic | 2.8V @ 40mA, 2A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V |
| Transistor Type | NPN - Darlington |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- High DC Current Gain (hFE) of 750 (Min) @ Ic = 1.5 and 2.0 Adc.
- Monolithic Construction.
- Complementary to other transistors in the BD676, 676A, 678, 678A, 680, 680A, and 682 series.
- Equivalent to MJE 800, 801, 802, 803 for the BD677, 677A, 679, 679A models.
- Pb-Free Packages are Available.
Applications
The BD679ASTU is primarily used as output devices in complementary general-purpose amplifier applications. It is suitable for various power amplification tasks due to its high DC current gain and robust operating characteristics.
Q & A
- What is the maximum collector current of the BD679ASTU?
The maximum collector current (Ic) of the BD679ASTU is 4 A.
- What is the DC current gain (hFE) of the BD679ASTU?
The DC current gain (hFE) of the BD679ASTU is 750 (Min) @ Ic = 2A, Vce = 3V.
- What is the operating temperature range of the BD679ASTU?
The operating temperature range of the BD679ASTU is up to 150°C (TJ).
- What type of package does the BD679ASTU come in?
The BD679ASTU comes in TO-225AA and TO-126-3 packages.
- Is the BD679ASTU RoHS compliant?
Yes, the BD679ASTU is lead-free and RoHS compliant.
- What is the maximum collector-emitter breakdown voltage of the BD679ASTU?
The maximum collector-emitter breakdown voltage (Vceo) of the BD679ASTU is 80 V).
- What is the Vce saturation voltage of the BD679ASTU?
The Vce saturation voltage of the BD679ASTU is 2.8V @ Ib = 40mA, Ic = 2A).
- What are the complementary transistors to the BD679ASTU?
The BD679ASTU is complementary to the BD676, 676A, 678, 678A, 680, 680A, and 682 series).
- Are Pb-Free packages available for the BD679ASTU?
Yes, Pb-Free packages are available for the BD679ASTU).
- What is the power rating of the BD679ASTU?
The power rating of the BD679ASTU is 40 W).
