Overview
The BC817-25,235 is a 45 V, 500 mA NPN general-purpose transistor manufactured by Nexperia USA Inc. This transistor is housed in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for a wide range of applications where space is limited. It is designed for general-purpose switching and amplification, offering high current and three current gain selections.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | BC817-25 |
| Package | SOT23 (TO-236AB) |
| Collector-Emitter Voltage (VCEO) | 45 V |
| Collector Current (IC) | 500 mA |
| Power Dissipation (Ptot) | 250 mW |
| DC Current Gain (hFE) | 160 - 400 |
| Junction Temperature (TJ) | 150°C |
| VCE Saturation | 700 mV @ 50 mA, 500 mA |
| Collector Cutoff Current (ICBO) | 100 nA |
| Frequency - Transition | 100 MHz |
Key Features
- High current capability of 500 mA.
- Collector-Emitter Voltage of 45 V.
- Three current gain selections (hFE of 160 to 400).
- Small SOT23 (TO-236AB) package for space-saving designs.
- Surface Mount technology for easy integration into modern PCBs.
- Operating temperature up to 150°C.
- Low VCE saturation voltage of 700 mV.
Applications
The BC817-25,235 transistor is versatile and can be used in various applications across different industries, including:
- Automotive systems for general-purpose switching and amplification.
- Industrial control systems requiring reliable and efficient transistor performance.
- Consumer electronics such as audio amplifiers and switching circuits.
- Mobile and wearable devices where space and power efficiency are critical.
- Power and computing applications needing robust and reliable transistor operation.
Q & A
- What is the collector-emitter voltage of the BC817-25,235 transistor?
The collector-emitter voltage (VCEO) is 45 V. - What is the maximum collector current of the BC817-25,235 transistor?
The maximum collector current (IC) is 500 mA. - What package type does the BC817-25,235 transistor use?
The transistor is housed in a SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package. - What are the current gain (hFE) values for the BC817-25,235 transistor?
The DC current gain (hFE) ranges from 160 to 400. - What is the maximum junction temperature for the BC817-25,235 transistor?
The maximum junction temperature (TJ) is 150°C. - What is the VCE saturation voltage for the BC817-25,235 transistor?
The VCE saturation voltage is 700 mV at 50 mA and 500 mA. - Is the BC817-25,235 transistor RoHS compliant?
Yes, the BC817-25,235 transistor is RoHS compliant. - What are some typical applications for the BC817-25,235 transistor?
Typical applications include automotive, industrial, consumer electronics, mobile, and power and computing systems. - What is the power dissipation (Ptot) of the BC817-25,235 transistor?
The power dissipation (Ptot) is 250 mW. - What is the transition frequency of the BC817-25,235 transistor?
The transition frequency is 100 MHz.
