Overview
The BC818-40LT1G is a general-purpose NPN bipolar junction transistor (BJT) manufactured by onsemi. This transistor is designed for a wide range of applications requiring low voltage and moderate current handling. It is packaged in a SOT-23-3 (TO-236) surface mount package, making it suitable for modern electronic designs where space is a concern.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Base Voltage (V_CBO) | 25 | V |
| Collector-Emitter Voltage (V_CEO) | 25 | V |
| Emitter-Base Voltage (V_EBO) | 5 | V |
| Collector Current (I_C) | 500 | mA |
| Power Dissipation (P_D) | 225 | mW |
| Transition Frequency (f_T) | 100 | MHz |
| Operating Junction Temperature (T_J) | -55 to +150 | °C |
| Storage Temperature (T_stg) | -55 to +150 | °C |
| Package Type | SOT-23-3 (TO-236) | |
| Mounting Type | Surface Mount |
Key Features
- Low V_CE(sat): The BC818-40LT1G has a low collector-emitter saturation voltage, making it efficient for switching and amplification applications.
- High Transition Frequency: With a transition frequency of 100 MHz, this transistor is suitable for high-frequency applications.
- Wide Operating Temperature Range: The transistor can operate over a junction temperature range of -55°C to +150°C, making it robust for various environmental conditions.
- Compact Package: The SOT-23-3 package is compact and ideal for space-constrained designs.
Applications
- General Purpose Amplification: Suitable for general-purpose amplification in audio, video, and other signal processing circuits.
- Switching Circuits: Can be used in switching applications due to its low V_CE(sat) and moderate current handling.
- Automotive Electronics: The wide operating temperature range makes it suitable for automotive and industrial control systems.
- Consumer Electronics: Used in various consumer electronic devices such as TVs, radios, and other electronic appliances.
Q & A
- What is the collector current rating of the BC818-40LT1G transistor?
The collector current rating of the BC818-40LT1G transistor is 500 mA.
- What is the maximum power dissipation of the BC818-40LT1G transistor?
The maximum power dissipation of the BC818-40LT1G transistor is 225 mW.
- What is the transition frequency of the BC818-40LT1G transistor?
The transition frequency of the BC818-40LT1G transistor is 100 MHz.
- What is the operating junction temperature range of the BC818-40LT1G transistor?
The operating junction temperature range of the BC818-40LT1G transistor is -55°C to +150°C.
- What type of package does the BC818-40LT1G transistor use?
The BC818-40LT1G transistor is packaged in a SOT-23-3 (TO-236) surface mount package.
- Is the BC818-40LT1G transistor suitable for high-frequency applications?
Yes, the BC818-40LT1G transistor is suitable for high-frequency applications due to its high transition frequency.
- Can the BC818-40LT1G transistor be used in automotive electronics?
Yes, the BC818-40LT1G transistor can be used in automotive electronics due to its wide operating temperature range.
- What are some common applications of the BC818-40LT1G transistor?
The BC818-40LT1G transistor is commonly used in general-purpose amplification, switching circuits, automotive electronics, and consumer electronics.
- Is the BC818-40LT1G transistor available for purchase?
Yes, the BC818-40LT1G transistor is available for purchase and is listed as an active product by onsemi and various distributors.
- Where can I find detailed specifications for the BC818-40LT1G transistor?
Detailed specifications for the BC818-40LT1G transistor can be found on the onsemi website, as well as through distributors like Digi-Key and Mouser Electronics.
