| Allicdata Part #: | BD437GOS-ND |
| Manufacturer Part#: |
BD437G |
| Price: | $ 0.48 |
| Product Category: | Discrete Semiconductor Products |
| Manufacturer: | ON Semiconductor |
| Short Description: | TRANS NPN 45V 4A TO-225AA |
| More Detail: | Bipolar (BJT) Transistor NPN 45V 4A 3MHz 36W Throu... |
| DataSheet: |  BD437G Datasheet/PDF |
| Quantity: | 3175 |
| 1 +: | $ 0.42840 |
| 10 +: | $ 0.36477 |
| 100 +: | $ 0.27248 |
| 500 +: | $ 0.21407 |
| 1000 +: | $ 0.16542 |
Specifications
| Series: | -- |
| Packaging: | Bulk |
| Part Status: | Active |
| Transistor Type: | NPN |
| Current - Collector (Ic) (Max): | 4A |
| Voltage - Collector Emitter Breakdown (Max): | 45V |
| Vce Saturation (Max) @ Ib, Ic: | 800mV @ 300mA, 3A |
| Current - Collector Cutoff (Max): | 100µA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce: | 85 @ 500mA, 1V |
| Power - Max: | 36W |
| Frequency - Transition: | 3MHz |
| Operating Temperature: | -55°C ~ 150°C (TJ) |
| Mounting Type: | Through Hole |
| Package / Case: | TO-225AA, TO-126-3 |
| Supplier Device Package: | TO-225AA |
| Base Part Number: | BD437 |
Description
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BD437G is a high voltage, high speed, NPN epitaxial Planar Silicon Transistor. It is manufactured in a standard TO-220 plastic package and can be used in medium power applications, such as switching and amplifier applications. This device is designed for high voltage switching and amplifier applications in automotive, medical and consumer applications. It is suitable for driving circuits, power switching applications, and amplifier applications.
Features
- High voltage switching performance
- High breakdown voltage
- High switching speed
- High switching current capability
- Low saturation voltage
- High current gain
Applications
The BD437G is widely used in a variety of applications due to its high voltage switching and amplifier capabilities. Some of these include:- Switch mode power supplies
- Motor control circuits
- High voltage DC to DC converters
- AD/DA converters
- Linear and switching regulators
- Battery management systems
Working Principle
The BD437G is a Bipolar Junction Transistor (BJT) which is the most common type of transistor. It is composed of two P-type and N-type semiconductor materials, separated by a thin insulating layer. When an external voltage is applied to the base of the transistor, it induces a current flow between the emitter and collector of the transistor, effectively amplifying the signal. By using this type of transistor in amplifier applications, the output voltage can be varied by controlling the amount of current flowing in and out of the transistor.Conclusion
The BD437G is a high voltage, high speed, NPN epitaxial Planar Silicon Transistor suitable for a variety of applications, such as switch mode power supplies, motor control circuits, high voltage DC to DC converters, AD/DA converters, linear and switching regulators, and battery management systems. This transistor has a high voltage switching performance, high breakdown voltage, high switching speed, high switching current capability, low saturation voltage, and a high current gain, making it an ideal choice for a range of applications.The specific data is subject to PDF, and the above content is for reference
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