Overview
The onsemi BC849CLT1G is a general-purpose NPN silicon bipolar junction transistor (BJT) designed for a wide range of applications. This transistor is part of the BC series, known for its reliability and versatility. It is packaged in a SOT-23 (SC-59, TO-236) surface mount package, making it suitable for modern electronic designs where space is a constraint. The BC849CLT1G is RoHS compliant, Pb-free, and halogen-free, aligning with current environmental standards.
Key Specifications
| Attribute | Value | Unit |
|---|---|---|
| Polarity | NPN | |
| Collector-Emitter Voltage (Max) | 30 | V |
| Collector-Base Voltage (Max) | 30 | V |
| Emitter-Base Voltage (Max) | 5.0 | V |
| Collector Current (Max) | 100 | mA |
| Power Dissipation (Total) | 225 | mW |
| Package Style | SOT-23 (SC-59, TO-236) | |
| Mounting Method | Surface Mount | |
| DC Current Gain (hFE) | 110-520 | |
| Collector-Emitter Saturation Voltage (VCE(sat)) | 0.25-0.6 | V |
| Base-Emitter Saturation Voltage (VBE(sat)) | 0.7-0.9 | V |
Key Features
- General Purpose Transistor: Suitable for a wide range of applications including amplifiers, switches, and voltage regulators.
- High DC Current Gain (hFE): Ranges from 110 to 520, ensuring high amplification capabilities.
- Low Saturation Voltages: Collector-Emitter and Base-Emitter saturation voltages are low, reducing power losses.
- Surface Mount Package: SOT-23 package is compact and ideal for surface mount technology (SMT) assembly.
- Environmental Compliance: RoHS compliant, Pb-free, and halogen-free, meeting current environmental standards.
- ESD Rating: High ESD rating (> 4000 V Human Body Model, > 400 V Machine Model) for robustness against electrostatic discharge.
Applications
- Amplifiers and Switches: Used in various amplifier and switching circuits due to its high current gain and low saturation voltages.
- Voltage Regulators: Can be used in voltage regulator circuits to stabilize output voltages.
- Automotive and Industrial Electronics: Suitable for use in automotive and industrial applications requiring robust and reliable components.
- Consumer Electronics: Found in consumer electronics such as audio equipment, power supplies, and other general-purpose electronic devices.
Q & A
- What is the maximum collector-emitter voltage of the BC849CLT1G transistor?
The maximum collector-emitter voltage (VCEO) is 30 V.
- What is the package style of the BC849CLT1G transistor?
The package style is SOT-23 (SC-59, TO-236).
- What is the maximum collector current of the BC849CLT1G transistor?
The maximum collector current (IC) is 100 mA.
- Is the BC849CLT1G transistor RoHS compliant?
Yes, the BC849CLT1G is RoHS compliant, Pb-free, and halogen-free.
- What is the typical DC current gain (hFE) of the BC849CLT1G transistor?
The typical DC current gain (hFE) ranges from 110 to 520.
- What are the saturation voltages of the BC849CLT1G transistor?
The collector-emitter saturation voltage (VCE(sat)) is 0.25-0.6 V, and the base-emitter saturation voltage (VBE(sat)) is 0.7-0.9 V.
- What is the ESD rating of the BC849CLT1G transistor?
The ESD rating is > 4000 V Human Body Model and > 400 V Machine Model.
- What are common applications of the BC849CLT1G transistor?
Common applications include amplifiers, switches, voltage regulators, automotive electronics, and consumer electronics.
- What is the power dissipation of the BC849CLT1G transistor?
The total power dissipation is 225 mW.
- Is the BC849CLT1G transistor suitable for high-temperature applications?
The transistor can operate over a temperature range of -55°C to +125°C.
