Overview
The BC850C is an NPN bipolar junction transistor (BJT) housed in a small SOT23 Surface-Mounted Device (SMD) plastic package. It is designed for general-purpose switching and amplification applications. This transistor is part of a broader family of bipolar transistors that are widely used in various electronic designs.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 45 | V |
| Collector-Base Voltage | VCBO | 50 | V |
| Emitter-Base Voltage | VEBO | 6 | V |
| Collector Current | IC | 100 | mA |
| Peak Collector Current (tp ≤ 10 ms) | ICM | 200 | mA |
| Total Power Dissipation (TS ≤ 71 °C) | Ptot | 250 | mW |
| Junction Temperature | Tj | 150 | °C |
| Transition Frequency (fT) at IC = 10 mA, VCE = 5 V | fT | 100 | MHz |
| Current Gain (hFE) at IC = 2 mA, VCE = 5 V | hFE | 420 - 800 |
Key Features
General Purpose: Suitable for general-purpose switching and amplification applications.
Low Current and Voltage: Maximum collector current of 100 mA and maximum collector-emitter voltage of 45 V.
High Current Gain: The transistor has a high current gain (hFE) ranging from 420 to 800.
Low Noise: Low noise characteristics between 30 Hz and 15 kHz.
Pb-free and RoHS Compliant: The package is lead-free and compliant with RoHS regulations.
Small Package: Housed in a compact SOT23 SMD package, making it suitable for space-constrained designs.
Applications
Automotive and Industrial: Used in various automotive and industrial applications due to its reliability and performance.
Consumer Electronics: Suitable for use in consumer electronics such as audio equipment, power supplies, and other general-purpose electronic circuits.
Mobile and Wearables: Can be used in mobile and wearable devices where small size and low power consumption are critical.
Q & A
- What is the maximum collector-emitter voltage of the BC850C transistor?
The maximum collector-emitter voltage (VCEO) is 45 V.
- What is the maximum collector current of the BC850C transistor?
The maximum collector current (IC) is 100 mA.
- What is the transition frequency (fT) of the BC850C transistor?
The transition frequency (fT) at IC = 10 mA, VCE = 5 V is 100 MHz.
- Is the BC850C transistor RoHS compliant?
Yes, the BC850C transistor is Pb-free and RoHS compliant.
- What is the package type of the BC850C transistor?
The BC850C transistor is housed in a SOT23 Surface-Mounted Device (SMD) plastic package.
- What are the typical applications of the BC850C transistor?
The BC850C transistor is used in general-purpose switching and amplification applications, including automotive, industrial, consumer electronics, and mobile devices.
- What is the current gain (hFE) range of the BC850C transistor?
The current gain (hFE) of the BC850C transistor ranges from 420 to 800.
- What is the maximum junction temperature of the BC850C transistor?
The maximum junction temperature (Tj) is 150 °C.
- Is the BC850C transistor suitable for high-frequency applications?
While it has a transition frequency of 100 MHz, it is generally not used for very high-frequency applications but is suitable for many general-purpose and low-frequency applications.
- What is the PNP complement of the BC850C transistor?
The PNP complement of the BC850C transistor is the BC860C.
