Overview
The BC857C RFG is a PNP bipolar junction transistor (BJT) manufactured by Taiwan Semiconductor Corporation. This transistor is part of the BC857 series, known for its low power loss, high efficiency, and suitability for automated placement. The BC857C RFG is packaged in a SOT-23-3 package, which is a small, surface-mount package ideal for compact electronic designs.
The transistor is designed for general-purpose switching and amplification applications, offering a high surge current capability and a wide operating temperature range. It is also RoHS compliant, making it suitable for use in environmentally friendly designs.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | Vce | 45 | V |
| Collector-Base Voltage | Vcb | 50 | V |
| Emitter-Base Voltage | Veb | 5 | V |
| Collector Current | Ic | 0.1 | A |
| Current Gain (hFe) | hFe | 420 to 800 | |
| Operating and Storage Temperature Range | Tj, Tstg | -55 to 150 | °C |
| Transition Frequency | fT | 100 | MHz |
| Power Dissipation | Pd | 200 | mW |
Key Features
- Type: PNP Bipolar Junction Transistor
- Package Type: SOT-23-3
- Low Power Loss: High efficiency in operation
- High Surge Current Capability: Suitable for applications requiring high current surges
- Automated Placement: Ideal for automated assembly lines
- RoHS Compliant: Lead-free and environmentally friendly
- Wide Operating Temperature Range: -55°C to 150°C
- Transition Frequency: 100 MHz
Applications
The BC857C RFG transistor is versatile and can be used in various applications, including:
- General-Purpose Switching: Suitable for switching circuits where low current and voltage are required.
- Amplification: Can be used in amplifier circuits due to its high current gain.
- Automotive Electronics: Given its high surge current capability, it is suitable for automotive applications.
- Consumer Electronics: Used in various consumer electronic devices requiring low power and high efficiency.
Q & A
- What is the collector-emitter voltage (Vce) of the BC857C RFG transistor?
The collector-emitter voltage (Vce) of the BC857C RFG transistor is 45V.
- What is the current gain (hFe) range of the BC857C RFG transistor?
The current gain (hFe) of the BC857C RFG transistor ranges from 420 to 800.
- What is the operating temperature range of the BC857C RFG transistor?
The operating and storage temperature range of the BC857C RFG transistor is -55°C to 150°C.
- Is the BC857C RFG transistor RoHS compliant?
- What is the package type of the BC857C RFG transistor?
The BC857C RFG transistor is packaged in a SOT-23-3 package.
- What are some common applications of the BC857C RFG transistor?
The BC857C RFG transistor is commonly used in general-purpose switching, amplification, automotive electronics, and consumer electronics.
- What is the transition frequency (fT) of the BC857C RFG transistor?
The transition frequency (fT) of the BC857C RFG transistor is 100 MHz.
- What is the power dissipation (Pd) of the BC857C RFG transistor?
The power dissipation (Pd) of the BC857C RFG transistor is 200 mW.
- Can the BC857C RFG transistor be used in high surge current applications?
- Is the BC857C RFG transistor suitable for automated placement?
