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BCW71
+BOMTRANS NPN 45V 0.5A SOT-23-3
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Manufactureronsemi
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Mfr. Part #BCW71
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In Stock9530
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Specifications
| Attribute | Value |
| Part Status | Last Time Buy |
| Transistor Type | NPN |
| Current - Collector (Ic) (Max) | 500 mA |
| Voltage - Collector Emitter Breakdown (Max) | 45 V |
| Vce Saturation (Max) @ Ib, Ic | 250mV @ 500µA, 10mA |
| Current - Collector Cutoff (Max) | 100µA (ICBO) |
| DC Current Gain (h FE) (Min) @ Ic, Vce | 110 @ 2mA, 5V |
| Power - Max | 350 mW |
| Frequency - Transition | 330MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
| Supplier Device Package | SOT-23-3 |
| Base Product Number | BCW71 |
Overview
Description
Its high gain characteristics and low noise figure make it ideal for use in various applications, including RF amplifiers, oscillators, and mixers in communication devices. The BCW71 is packaged in a compact TO-92 or similar form, facilitating easy integration into circuits.
Overall, it is well-suited for use in amateur radio equipment, wireless communication systems, and other electronic applications requiring reliable high-frequency performance. Proper biasing and thermal management are essential for optimal performance and longevity of the device.
Equivalent
Features
1. Type: NPN transistor suitable for high-frequency amplification.
2. Voltage Ratings: Maximum collector-emitter voltage (Vce) of 30V and collector-base voltage (Vcb) of 30V.
3. Current Ratings: Maximum collector current (Ic) of 1.5A.
4. Gain: High current gain (hFE) range from 80 to 250, depending on the operating conditions.
5. Frequency: Transition frequency (fT) of about 1.2 GHz, making it suitable for RF and microwave applications.
6. Package: Typically available in a metal can package (TO-18 or similar), enhancing thermal performance.
7. Applications: Used in amplifiers, oscillators, and other RF circuits, including TV transmitters and receivers.
These features make the BCW71 a versatile component for various electronic applications requiring high-frequency performance.
Pinout
Pin Configuration:
1. Emitter (E) - This pin is connected to the emitter region and is typically tied to ground or a lower voltage in a circuit.
2. Base (B) - The base pin controls the transistor's operation, allowing it to switch or amplify signals. It is used to apply a small input current.
3. Collector (C) - The collector pin is where the output current flows out of the transistor, usually connected to the load.
Function:
The BCW71 operates by allowing a small base current to control a larger collector-emitter current, functioning as an amplifier or switch in electronic circuits. Its voltage and current ratings make it suitable for various applications, including signal amplification in audio devices, power management, and switching operations.
Manufacturer
The BCW71 is a medium power NPN transistor primarily used in low-frequency amplification and switching applications. It is suitable for use in general-purpose circuits, such as audio amplifiers and switching power supplies, due to its reliable performance and efficiency. Philips has a long-standing reputation for quality and innovation in the semiconductor industry, contributing to the development of various electronic components, including transistors like the BCW71. The company has continually adapted to technological advancements, positioning itself as a significant player in the global market.