Overview
The BC817-25-F2-0000HF is a small signal NPN transistor produced by Yangzhou Yangjie Electronic Technology Co., Ltd. This transistor is part of the BC817 series, which includes the BC817-16, BC817-25, and BC817-40 models, each distinguished by their current gain. The BC817-25 is designed for general-purpose amplifier applications, including switching and audio frequency (AF) driver roles.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Type | NPN | |
| Maximum Collector-Base Voltage (Vcb) | 50 | V |
| Maximum Collector-Emitter Voltage (Vce) | 45 | V |
| Maximum Emitter-Base Voltage (Veb) | 5 | V |
| Maximum Collector Current (Ic max) | 0.5 | A |
| Maximum Operating Junction Temperature (Tj) | 150 | °C |
| Transition Frequency (ft) | 100 | MHz |
| Collector Capacitance (Cc) | 10 | pF |
| Forward Current Transfer Ratio (hFE), MIN | 160 | |
| Power Dissipation (Pc) | 0.31 | W |
| Package | SOT-23 | |
| Operating Temperature Range | -55 to 150 | °C |
Key Features
- Epitaxial planar die construction
- Ideally suited for automatic insertion and surface mount circuits
- High collector current and high current gain
- Low collector-emitter saturation voltage
- Complementary PNP types available (BC807 series)
- Totally lead-free and fully RoHS compliant
- Halogen and antimony free, 'Green' device
- Qualified to AEC-Q101 standards for high reliability
Applications
The BC817-25 is well-suited for various applications, including:
- General-purpose amplifier applications
- Switching circuits
- Audio frequency (AF) driver applications
- Portable equipment and small load switching
- Automotive applications (with specific automotive-compliant parts available)
Q & A
- What is the maximum collector-emitter voltage of the BC817-25?
The maximum collector-emitter voltage (Vce) is 45 V.
- What is the maximum collector current of the BC817-25?
The maximum collector current (Ic max) is 0.5 A.
- What is the transition frequency of the BC817-25?
The transition frequency (ft) is 100 MHz.
- Is the BC817-25 RoHS compliant?
Yes, the BC817-25 is totally lead-free and fully RoHS compliant.
- What is the operating temperature range of the BC817-25?
The operating temperature range is from -55°C to 150°C.
- What package type does the BC817-25 use?
The BC817-25 uses the SOT-23 package.
- Are there complementary PNP types available for the BC817-25?
Yes, the complementary PNP types are available in the BC807 series.
- Is the BC817-25 suitable for automotive applications?
Yes, the BC817-25 is qualified to AEC-Q101 standards and has automotive-compliant parts available.
- What is the collector-emitter saturation voltage of the BC817-25?
The collector-emitter saturation voltage (Vce(SAT)) is typically 0.7 V at Ic = 500 mA and Ib = 50 mA.
- What is the DC current gain (hFE) of the BC817-25?
The minimum DC current gain (hFE) is 160 at Vce = 1.0 V and Ic = 100 mA.
