Overview
The BC847BLD-7 is a general-purpose NPN bipolar junction transistor (BJT) produced by Diodes Incorporated. It is part of the BC847 series, known for its versatility and reliability in various electronic applications. This transistor is packaged in a TO-236-3, SC-59, or SOT-23-3 surface-mount package, making it suitable for modern electronic designs where space is a constraint.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Base Voltage | VCBO | 50 | V |
| Collector-Emitter Voltage | VCEO | 45 | V |
| Emitter-Base Voltage | VEBO | 6.0 | V |
| Continuous Collector Current | IC | 100 | mA |
| Peak Collector Current | ICM | 200 | mA |
| Peak Emitter Current | IEM | 200 | mA |
| Power Dissipation | PD | 300 | mW |
| DC Current Gain (hFE) | - | 200-450 | - |
| Input Impedance (hie) | - | 2.7 kΩ | - |
Key Features
- General-purpose NPN BJT: Suitable for a wide range of applications including amplifiers, switches, and voltage regulators.
- High DC Current Gain: The BC847B variant offers a DC current gain (hFE) ranging from 200 to 450, ensuring reliable amplification.
- Low Power Dissipation: With a maximum power dissipation of 300 mW, it is efficient for use in low-power electronic circuits.
- Surface Mount Package: Available in TO-236-3, SC-59, or SOT-23-3 packages, making it ideal for surface-mount technology (SMT) assembly.
- Wide Operating Temperature Range: Can operate over a temperature range, making it suitable for various environmental conditions.
Applications
- Amplifiers and Switches: Used in audio amplifiers, signal amplifiers, and switching circuits due to its high current gain and low power consumption.
- Voltage Regulators: Can be used in simple voltage regulator circuits to stabilize output voltages.
- Automotive Electronics: Suitable for use in automotive systems due to its robustness and reliability.
- Consumer Electronics: Found in various consumer electronic devices such as radios, TVs, and other household appliances.
Q & A
- What is the maximum collector-emitter voltage for the BC847BLD-7 transistor?
The maximum collector-emitter voltage (VCEO) for the BC847BLD-7 is 45 V.
- What is the continuous collector current rating of the BC847BLD-7?
The continuous collector current (IC) rating is 100 mA.
- What are the typical DC current gain values for the BC847B variant?
The DC current gain (hFE) for the BC847B variant ranges from 200 to 450.
- What is the power dissipation limit for the BC847BLD-7 transistor?
The maximum power dissipation (PD) is 300 mW).
- What package types are available for the BC847BLD-7 transistor?
The BC847BLD-7 is available in TO-236-3, SC-59, or SOT-23-3 surface-mount packages).
- What is the emitter-base breakdown voltage for the BC847BLD-7?
The emitter-base breakdown voltage (VEBO) is 6.0 V).
- Can the BC847BLD-7 be used in high-temperature environments?
The transistor can operate over a wide temperature range, but specific details should be checked in the datasheet for precise limits).
- Is the BC847BLD-7 suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robustness and reliability).
- What is the input impedance of the BC847BLD-7 transistor?
The input impedance (hie) is approximately 2.7 kΩ).
- Is the BC847BLD-7 lead-free and RoHS compliant?
Yes, Diodes Incorporated ensures that their components, including the BC847BLD-7, are lead-free and RoHS compliant).
