Overview
The BC817-25QC-QZ is a high-performance NPN general-purpose bipolar transistor manufactured by Nexperia USA Inc. This transistor is designed to offer high power dissipation capability, high current handling, and multiple current gain selections, making it suitable for a wide range of applications. It is encapsulated in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, which is ideal for space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia USA Inc. |
| Package | SOT23 (TO-236AB) |
| Transistor Type | NPN |
| Collector-Base Voltage (VCBO) Max | 50 V |
| Collector-Emitter Voltage (VCEO) Max | 45 V |
| Emitter-Base Voltage (VEBO) Max | 5 V |
| Maximum DC Collector Current | 500 mA |
| Power Dissipation (Pd) Max | 350 mW |
| DC Current Gain (hFE) Min @ Ic, Vce | 160 @ 100 mA, 1 V |
| DC Current Gain (hFE) Max @ Ic, Vce | 400 @ 100 mA, 1 V |
| Frequency - Transition | 100 MHz |
| Operating Temperature Range | -55°C to +150°C |
| Mounting Type | Surface Mount, Wettable Flank |
| RoHS Compliance | Yes |
Key Features
- High power dissipation capability
- High current handling up to 500 mA
- Multiple current gain selections (hFE: 160 to 400)
- Low collector-emitter saturation voltage (Vce(sat): 700 mV)
- Suitable for Automatic Optical Inspection (AOI) of solder joints
- Compact SOT23 package for space-efficient designs
- AEC-Q101 qualified for automotive applications
Applications
The BC817-25QC-QZ is versatile and can be used in various applications, including:
- General-purpose switching and amplification
- Automotive systems due to its AEC-Q101 qualification
- Industrial control systems
- Consumer electronics requiring high reliability and efficiency
- Power management and control circuits
Q & A
- What is the maximum collector current of the BC817-25QC-QZ transistor?
The maximum DC collector current is 500 mA. - What is the maximum collector-emitter voltage (VCEO) of this transistor?
The maximum collector-emitter voltage (VCEO) is 45 V. - What is the operating temperature range of the BC817-25QC-QZ?
The operating temperature range is from -55°C to +150°C. - Is the BC817-25QC-QZ RoHS compliant?
Yes, the BC817-25QC-QZ is RoHS compliant. - What is the package type of the BC817-25QC-QZ transistor?
The transistor is packaged in a SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package. - What are the typical applications of the BC817-25QC-QZ transistor?
It is used in general-purpose switching and amplification, automotive systems, industrial control systems, and consumer electronics. - What is the DC current gain (hFE) range of the BC817-25QC-QZ transistor?
The DC current gain (hFE) ranges from 160 to 400 at 100 mA and 1 V. - Is the BC817-25QC-QZ suitable for automotive applications?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications. - What is the collector-emitter saturation voltage (Vce(sat)) of the BC817-25QC-QZ transistor?
The collector-emitter saturation voltage (Vce(sat)) is 700 mV. - What is the frequency-transition (fT) of the BC817-25QC-QZ transistor?
The frequency-transition (fT) is 100 MHz.
