Overview
The BC817-40-F2-0000HF is a General Purpose NPN Transistor produced by Yangzhou Yangjie Electronic Technology Co., Ltd., although the specific datasheet from this manufacturer is not provided, the component is likely similar to the widely available BC817-40 series from other manufacturers. This transistor is housed in the SOT23 (TO-236AB) package, making it suitable for surface-mount applications. It is designed for general-purpose switching and amplification, offering high current and various current gain selections.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 45 | V |
| Collector-Base Voltage | VCBO | 50 | V |
| Emitter-Base Voltage | VEBO | 5.0 | V |
| Collector Current (DC) | IC | 500 | mA |
| Peak Collector Current | ICM | 1 | A |
| DC Current Gain (hFE) | hFE | 250 - 600 | |
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.7 | V |
| Base-Emitter On Voltage | VBE(on) | 1.2 | V |
| Transition Frequency (ft) | ft | 100 - 200 | MHz |
| Collector Capacitance (Cc) | Cc | 10 | pF |
| Operating Junction Temperature | Tj | -65 to +150 | °C |
| Storage Temperature Range | Tstg | -65 to +150 | °C |
Key Features
- High Current Capability: The BC817-40 can handle collector currents up to 500 mA and peak currents up to 1 A, making it suitable for medium power applications.
- High Current Gain: The transistor offers a DC current gain (hFE) ranging from 250 to 600, depending on the collector current.
- Low Collector-Emitter Saturation Voltage: A saturation voltage of 0.7 V ensures efficient operation in switching applications.
- Complementary PNP Type: Available with complementary PNP types (BC807), which is useful for push-pull amplifier configurations.
- Automotive Compliance: Qualified to AEC-Q101 standards for high reliability, making it suitable for automotive and other demanding applications.
- Lead-Free and RoHS Compliant: The device is totally lead-free, halogen-free, and RoHS compliant, aligning with environmental regulations.
Applications
- General Purpose Amplifiers: Suitable for AF (audio frequency) driver stages and low power output stages.
- Switching Applications: Ideal for general-purpose switching due to its high current gain and low collector-emitter saturation voltage.
- Automotive Applications: Qualified to AEC-Q101 standards, making it reliable for use in automotive systems.
- Medium Power Amplifiers: Can be used in medium power amplifiers and switches requiring collector currents up to 500 mA.
Q & A
- What is the maximum collector-emitter voltage of the BC817-40?
The maximum collector-emitter voltage (VCEO) is 45 V.
- What is the maximum collector current of the BC817-40?
The maximum collector current (IC) is 500 mA.
- What is the DC current gain (hFE) range of the BC817-40?
The DC current gain (hFE) ranges from 250 to 600.
- What is the collector-emitter saturation voltage of the BC817-40?
The collector-emitter saturation voltage (VCE(sat)) is approximately 0.7 V.
- Is the BC817-40 RoHS compliant?
Yes, the BC817-40 is totally lead-free, halogen-free, and RoHS compliant.
- What is the operating junction temperature range of the BC817-40?
The operating junction temperature range is -65 to +150 °C.
- What is the transition frequency (ft) of the BC817-40?
The transition frequency (ft) is typically around 100 to 200 MHz.
- What package type is the BC817-40 available in?
The BC817-40 is available in the SOT23 (TO-236AB) package.
- Is the BC817-40 suitable for automotive applications?
Yes, it is qualified to AEC-Q101 standards for high reliability, making it suitable for automotive and other demanding applications.
- What are the complementary PNP types for the BC817-40?
The complementary PNP types are BC807.
