仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Transistor Type | NPN |
| Current - Collector(Ic)(Max) | 100 mA |
| Voltage - Collector Emitter Breakdown(Max) | 45 V |
| Vce Saturation(Max) @ Ib Ic | 500mV @ 5mA, 100mA |
| Current - Collector Cutoff(Max) | 100nA |
| DC Current Gain(h FE)(Min) @ Ic Vce | 110 @ 2mA, 5V |
| Power - Max | 200 mW |
| Frequency - Transition | 100MHz |
| Operating Temperature | 150°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
The BC847A is a general-purpose NPN bipolar junction transistor (BJT) commonly used in electronic circuits for switching and amplification purposes. Packaged in a small SOT-23 surface-mount format, it is designed for applications that require a compact form factor. The transistor operates with a maximum collector current of 100 mA and can handle a collector-emitter voltage of up to 45 V.
The BC847A features a moderate current gain (hFE) typically ranging from 110 to 220, making it suitable for a variety of low-power applications. It is often utilized in consumer electronics, signal processing, and driver circuits. Due to its small size and efficiency, it's ideal for portable and compact devices.
Key parameters include a collector-emitter saturation voltage of approximately 0.25 V and a base-emitter turn-on voltage of around 0.7 V. The component's stability and reliability in different operating environments make it a favored choice in design and prototyping. Its equivalent through-hole counterpart is the BC547A.
The BC847A features a moderate current gain (hFE) typically ranging from 110 to 220, making it suitable for a variety of low-power applications. It is often utilized in consumer electronics, signal processing, and driver circuits. Due to its small size and efficiency, it's ideal for portable and compact devices.
Key parameters include a collector-emitter saturation voltage of approximately 0.25 V and a base-emitter turn-on voltage of around 0.7 V. The component's stability and reliability in different operating environments make it a favored choice in design and prototyping. Its equivalent through-hole counterpart is the BC547A.
Equivalent
The BC847A is a general-purpose NPN bipolar junction transistor. Equivalent products include:
1. BC547A
2. BC337
3. 2N3904
4. 2N2222
5. PN2222
These alternatives share similar electrical characteristics and can be used in similar applications, but always check specific parameters like current gain, voltage ratings, and packaging to ensure suitability for your circuit.
1. BC547A
2. BC337
3. 2N3904
4. 2N2222
5. PN2222
These alternatives share similar electrical characteristics and can be used in similar applications, but always check specific parameters like current gain, voltage ratings, and packaging to ensure suitability for your circuit.
Features
The BC847A is a NPN bipolar junction transistor commonly used for general-purpose switching and amplification. Key features include:
1. Material and Configuration: Made from silicon, it is housed in a compact SOT-23 surface-mount package, making it suitable for high-density circuit applications.
2. Voltage and Current Ratings: It has a collector-emitter voltage (V_CE) of 45V and a collector current (I_C) of 100mA, which makes it suitable for low-power applications.
3. Gain: Offers a DC current gain (h_FE) range of approximately 110 to 220, providing sufficient amplification for various applications.
4. Frequency: It has a transition frequency (f_T) of about 100 MHz, ideal for high-speed switching operations.
5. Thermal Characteristics: The maximum power dissipation is 250mW, and it operates effectively within a temperature range of -55°C to +150°C.
6. Low Noise: Exhibits low noise levels, which is essential for audio and signal processing applications.
The BC847A is widely used due to its versatility, reliability, and effectiveness in numerous electronic circuits.
1. Material and Configuration: Made from silicon, it is housed in a compact SOT-23 surface-mount package, making it suitable for high-density circuit applications.
2. Voltage and Current Ratings: It has a collector-emitter voltage (V_CE) of 45V and a collector current (I_C) of 100mA, which makes it suitable for low-power applications.
3. Gain: Offers a DC current gain (h_FE) range of approximately 110 to 220, providing sufficient amplification for various applications.
4. Frequency: It has a transition frequency (f_T) of about 100 MHz, ideal for high-speed switching operations.
5. Thermal Characteristics: The maximum power dissipation is 250mW, and it operates effectively within a temperature range of -55°C to +150°C.
6. Low Noise: Exhibits low noise levels, which is essential for audio and signal processing applications.
The BC847A is widely used due to its versatility, reliability, and effectiveness in numerous electronic circuits.
Pinout
The BC847A is a general-purpose NPN bipolar junction transistor (BJT) commonly used for switching and amplification applications. It is typically housed in a small SOT-23 surface-mount package, which has three pins.
Here's a concise breakdown of the pin count and function:
1. Pin Count:
- The BC847A has 3 pins.
2. Pin Functions:
- Pin 1: Collector (C) - The terminal through which the majority of the current exits the transistor. It is usually connected to the load.
- Pin 2: Base (B) - The terminal that controls the transistor's operation. A small current or voltage applied here allows a larger current to flow from the collector to the emitter.
- Pin 3: Emitter (E) - The terminal through which the current leaves the transistor. It is typically connected to the ground or common reference point in a circuit.
This configuration allows the BC847A to amplify currents, making it useful in a variety of electronic applications.
Here's a concise breakdown of the pin count and function:
1. Pin Count:
- The BC847A has 3 pins.
2. Pin Functions:
- Pin 1: Collector (C) - The terminal through which the majority of the current exits the transistor. It is usually connected to the load.
- Pin 2: Base (B) - The terminal that controls the transistor's operation. A small current or voltage applied here allows a larger current to flow from the collector to the emitter.
- Pin 3: Emitter (E) - The terminal through which the current leaves the transistor. It is typically connected to the ground or common reference point in a circuit.
This configuration allows the BC847A to amplify currents, making it useful in a variety of electronic applications.
Manufacturer
The BC847A is a type of NPN bipolar junction transistor (BJT) that is manufactured by several companies, including NXP Semiconductors, ON Semiconductor, and Infineon Technologies, among others.
1. NXP Semiconductors: This is a Dutch global semiconductor manufacturer headquartered in Eindhoven, Netherlands. NXP is known for producing a wide range of semiconductor products, including microcontrollers, sensors, and RF products, with applications in automotive, industrial, and consumer electronics.
2. ON Semiconductor: Now known as onsemi, this company is based in the United States and focuses on energy-efficient electronics. They provide a broad portfolio of products, including power and signal management, logic, discrete, and custom devices for automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace, and power applications.
3. Infineon Technologies: This is a German semiconductor manufacturer with headquarters in Neubiberg, Germany. Infineon is known for providing solutions for automotive, industrial power control, power management, and digital security, serving a wide array of industries with their semiconductor components.
These companies are key players in the semiconductor industry, producing components that are essential for a multitude of electronic devices and systems.
1. NXP Semiconductors: This is a Dutch global semiconductor manufacturer headquartered in Eindhoven, Netherlands. NXP is known for producing a wide range of semiconductor products, including microcontrollers, sensors, and RF products, with applications in automotive, industrial, and consumer electronics.
2. ON Semiconductor: Now known as onsemi, this company is based in the United States and focuses on energy-efficient electronics. They provide a broad portfolio of products, including power and signal management, logic, discrete, and custom devices for automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace, and power applications.
3. Infineon Technologies: This is a German semiconductor manufacturer with headquarters in Neubiberg, Germany. Infineon is known for providing solutions for automotive, industrial power control, power management, and digital security, serving a wide array of industries with their semiconductor components.
These companies are key players in the semiconductor industry, producing components that are essential for a multitude of electronic devices and systems.
Application
The BC847A is a general-purpose NPN bipolar junction transistor commonly used in various electronic applications. It is suitable for switching and amplification in low-power circuits. Application areas include:
1. Signal Amplification: Used in audio and RF amplifiers for boosting weak signals.
2. Switching Applications: Ideal for driving small loads such as LEDs, relays, and other semiconductor devices.
3. Signal Processing: Utilized in analog signal processing circuits like oscillators and mixers.
4. Voltage Regulation: Helps in voltage regulation circuits for providing stable voltage output.
5. Consumer Electronics: Found in devices requiring compact and efficient transistor solutions.
Its small size and reliable performance make it suitable for surface-mount technology (SMT) applications.
1. Signal Amplification: Used in audio and RF amplifiers for boosting weak signals.
2. Switching Applications: Ideal for driving small loads such as LEDs, relays, and other semiconductor devices.
3. Signal Processing: Utilized in analog signal processing circuits like oscillators and mixers.
4. Voltage Regulation: Helps in voltage regulation circuits for providing stable voltage output.
5. Consumer Electronics: Found in devices requiring compact and efficient transistor solutions.
Its small size and reliable performance make it suitable for surface-mount technology (SMT) applications.
Package
The BC847A is a NPN bipolar junction transistor commonly supplied in a SOT-23 package, which is a small surface-mount package used for compact electronic designs.
