Overview
The BC817-40_R1_00001, produced by Panjit International Inc., is a 45V NPN small signal transistor. It is housed in the SOT-23 package, making it suitable for surface mount applications. This transistor is part of the BC817 series, known for its high reliability and compliance with various industry standards.
The BC817-40 is designed for general-purpose use, including switching and audio frequency (AF) amplifier applications. Its epitaxial planar die construction ensures robust performance and reliability.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit | Test Condition |
|---|---|---|---|---|---|---|
| Collector-Base Breakdown Voltage | BVCBO | - | - | 50 | V | IC = 100 μA |
| Collector-Emitter Breakdown Voltage | BVCEO | - | - | 45 | V | IC = 10 mA |
| Emitter-Base Breakdown Voltage | BVEBO | - | - | 5.0 | V | IE = 1.0 μA |
| DC Current Gain | hFE | 250 | - | 600 | - | VCE = 1.0 V, IC = 100 mA |
| Collector-Emitter Saturation Voltage | VCE(sat) | - | - | 0.7 | V | IC = 500 mA, IB = 50 mA |
| Base-Emitter On Voltage | VBE(on) | - | - | 1.2 | V | VCE = 1.0 V, IC = 500 mA |
| Gain Bandwidth Product | fT | 100 | - | - | MHz | VCE = 5.0 V, IC = 10 mA, f = 50 MHz |
Key Features
- Ideally suited for automatic insertion due to its SOT-23 package.
- Epitaxial planar die construction for enhanced performance.
- Complementary PNP types available (e.g., BC807).
- Totally lead-free and fully RoHS compliant, halogen and antimony free.
- Qualified to AEC-Q101 standards for high reliability, making it suitable for automotive and other demanding applications.
- Molded plastic case with UL flammability classification rating 94V-0 and matte tin plated leads.
Applications
- Switching applications: The BC817-40 is used in various switching circuits due to its high current gain and low saturation voltage.
- Audio Frequency (AF) Amplifier Applications: Suitable for use in audio amplifiers due to its good gain bandwidth product.
- Automotive Applications: Qualified to AEC-Q101 standards, making it reliable for use in automotive systems.
- General Purpose Amplification: Can be used in a wide range of general-purpose amplification circuits.
Q & A
- What is the maximum collector-emitter voltage of the BC817-40?
The maximum collector-emitter voltage (VCEO) is 45 V.
- What package type is the BC817-40 available in?
The BC817-40 is available in the SOT-23 package.
- Is the BC817-40 RoHS compliant?
Yes, the BC817-40 is totally lead-free and fully RoHS compliant.
- What are the typical applications of the BC817-40?
The BC817-40 is typically used in switching applications, AF amplifier applications, and general-purpose amplification circuits.
- What is the DC current gain (hFE) of the BC817-40?
The DC current gain (hFE) is typically between 250 and 600 at VCE = 1.0 V and IC = 100 mA.
- Is the BC817-40 suitable for automotive applications?
Yes, it is qualified to AEC-Q101 standards, making it suitable for automotive and other demanding applications.
- What is the collector-emitter saturation voltage (VCE(sat)) of the BC817-40?
The collector-emitter saturation voltage (VCE(sat)) is typically 0.7 V at IC = 500 mA and IB = 50 mA.
- What is the gain bandwidth product (fT) of the BC817-40?
The gain bandwidth product (fT) is typically 100 MHz at VCE = 5.0 V, IC = 10 mA, and f = 50 MHz.
- What is the base-emitter on voltage (VBE(on)) of the BC817-40?
The base-emitter on voltage (VBE(on)) is typically 1.2 V at VCE = 1.0 V and IC = 500 mA.
- Is the BC817-40 available in tape and reel packaging?
Yes, the BC817-40 is available in tape and reel packaging for automated insertion.
