BUL742C Allicdata Electronics
Allicdata Part #:

497-7208-5-ND

Manufacturer Part#:

BUL742C

Price: $ 0.00
Product Category:

Discrete Semiconductor Products

Manufacturer: STMicroelectronics
Short Description: TRANS NPN 400V 4A TO-220
More Detail: Bipolar (BJT) Transistor NPN 400V 4A 70W Through ...
DataSheet: BUL742C datasheetBUL742C Datasheet/PDF
Quantity: 289
Stock 289Can Ship Immediately
Specifications
Series: --
Packaging: Tube 
Part Status: Active
Transistor Type: NPN
Current - Collector (Ic) (Max): 4A
Voltage - Collector Emitter Breakdown (Max): 400V
Vce Saturation (Max) @ Ib, Ic: 1.5V @ 1A, 3.5A
Current - Collector Cutoff (Max): 250µA
DC Current Gain (hFE) (Min) @ Ic, Vce: 25 @ 800mA, 3V
Power - Max: 70W
Frequency - Transition: --
Operating Temperature: 150°C (TJ)
Mounting Type: Through Hole
Package / Case: TO-220-3
Supplier Device Package: TO-220AB
Description

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BUL742C is a single-stage bipolar (BJT) transistor, which has a wide variety of applications ranging from general-purpose circuitry to automotive and medical devices. The device has a maximum collector current of 1.5A, making it suitable for applications with high current demands. It also has a low noise figure, making it suitable for applications that require low noise such as preamplifiers. In addition, it has a good power dissipation capability and high operating temperature range making it suitable for many industrial applications.

The BUL742C transistor is capable of both switching and amplification, and can be used in a variety of electronic circuits. When used as a switch, the transistor is biased in either cutoff or saturation mode. In cutoff mode, the transistor is biased to allow very little current to flow in the circuit. In saturation mode, the transistor is biased to allow very large currents to flow in the circuit. When used as an amplifier, the transistor is biased in a linear mode and is able to provide gain in the circuit.

The BUL742C transistor can be used in a variety of circuits for both switching and amplification. It is commonly used as a switch in motor control circuits, and as an amplifier in audio circuits such as power amplifiers and preamplifiers. In addition, the device is also commonly used in power supplies, instrumentation circuits and automotive circuits. It is also used as a power transistor in various power circuits.

The working principle of the BUL742C transistor is based on the protection of the transistor from current overload. The device is designed to automatically shut off when the current exceeds the safe limit, thus protecting the device from damage. The device also has a self-healing property that allows the transistor to turn back on when the current drops below the safe limit.

In conclusion, the BUL742C transistor is a versatile bipolar transistor that is suitable for a wide range of applications. Its low noise figure, power dissipation capability and wide operating temperature range make the device an ideal choice for many applications. The device is capable of both switching and amplification, and can be used in various electronic circuits. Its self-healing property and current overload protection make it a reliable and durable component.

The specific data is subject to PDF, and the above content is for reference

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