Overview
The BC847AW RFG is an NPN bipolar junction transistor (BJT) manufactured by Taiwan Semiconductor Corporation. It is designed for general-purpose applications and is particularly suited for small signal switching and amplification. This transistor is part of the BC847 series, which includes various versions with different current gain (hFE) values. The BC847AW RFG is packaged in the SOT-323 format, making it compact and suitable for surface mount technology (SMT) applications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Transistor Type | - | NPN | - |
| Collector Current (Max) | Ic | 100 mA | - |
| Collector-Emitter Breakdown Voltage (Max) | V(BR)CEO | 45 V | - |
| Emitter-Base Breakdown Voltage (Max) | VEBO | 6 V | - |
| Base Current (Max) | IB | 5 mA | - |
| DC Current Gain (hFE) | hFE | 110 - 420 | - |
| Collector-Emitter Saturation Voltage (Max) | VCE(sat) | 0.25 - 0.60 V | - |
| Transition Frequency | fT | 100 MHz | - |
| Power Dissipation | PD | 200 mW | - |
| Junction Temperature Range | TJ | -55 to +150 °C | - |
| Storage Temperature Range | TSTG | -55 to +150 °C | - |
Key Features
- Compact SOT-323 Package: Suitable for surface mount technology, making it ideal for modern PCB designs.
- High DC Current Gain (hFE): Ranges from 110 to 420, depending on the version, ensuring high amplification capabilities.
- Low Base Current: Maximum base current of 5 mA, which is efficient for low-power applications.
- High Collector-Emitter Breakdown Voltage: Up to 45 V, providing robustness against voltage spikes.
- Low Collector-Emitter Saturation Voltage: Between 0.25 to 0.60 V, minimizing power loss in saturation state.
- High Transition Frequency: Up to 100 MHz, suitable for high-frequency switching applications.
Applications
- Switching Circuits: Ideal for controlling low current loads such as LEDs, solenoids, and pumps.
- Preamplifiers for Power Amplifiers: Used in audio and other signal amplification circuits.
- High-Frequency Switching: Suitable for applications requiring fast switching times.
- Driver Modules: Can be used as relay drivers, LED drivers, and other similar applications.
- LED Dimmers and Flashers: Effective in circuits that require variable brightness control or flashing LEDs.
Q & A
- What is the transistor type of the BC847AW RFG?
The BC847AW RFG is an NPN bipolar junction transistor (BJT).
- What is the maximum collector current of the BC847AW RFG?
The maximum collector current is 100 mA.
- What is the collector-emitter breakdown voltage of the BC847AW RFG?
The collector-emitter breakdown voltage is up to 45 V.
- What is the maximum base current for the BC847AW RFG?
The maximum base current is 5 mA.
- What are the typical applications of the BC847AW RFG?
It is used in switching circuits, preamplifiers for power amplifiers, high-frequency switching, driver modules, and LED dimmers or flashers.
- What is the package type of the BC847AW RFG?
The BC847AW RFG is packaged in the SOT-323 format.
- What is the DC current gain (hFE) range of the BC847AW RFG?
The DC current gain (hFE) ranges from 110 to 420.
- What is the collector-emitter saturation voltage of the BC847AW RFG?
The collector-emitter saturation voltage is between 0.25 to 0.60 V.
- What is the transition frequency of the BC847AW RFG?
The transition frequency is up to 100 MHz.
- What are the junction and storage temperature ranges for the BC847AW RFG?
The junction temperature range is -55 to +150 °C, and the storage temperature range is also -55 to +150 °C.
