Overview
The BC857BM,315 is a PNP general-purpose transistor manufactured by Nexperia USA Inc. This transistor is designed in a leadless ultra small DFN1006-3 (SOT883) Surface-Mounted Device (SMD) plastic package. It is AEC-Q101 qualified, making it suitable for automotive and other demanding applications. The BC857BM is part of Nexperia’s extensive portfolio of bipolar transistors, which are used in a wide range of electronic designs across various industries, including automotive, industrial, mobile, and consumer electronics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type Number | BC857BM | |
| Package | DFN1006-3 (SOT883) | |
| Transistor Type | PNP | |
| Voltage - Collector Emitter Breakdown (Max) | 45 | V |
| Current - Collector (Ic) (Max) | 100 | mA |
| Power Dissipation (Ptot) | 250 | mW |
| Operating Temperature (TJ) | 150 | °C |
| DC Current Gain (hFE) (Min) | 220 | |
| DC Current Gain (hFE) (Max) | 475 | |
| Frequency - Transition (Min) | 100 | MHz |
| Mounting Type | Surface Mount | |
| AEC-Q101 Qualified | Yes |
Key Features
- Leadless Ultra Small Package: The BC857BM is packaged in a DFN1006-3 (SOT883) leadless ultra small SMD plastic package, offering a compact footprint of 1.3 × 0.9 mm.
- High Power Dissipation: Despite its small size, the transistor has power dissipation comparable to SOT23 packages.
- AEC-Q101 Qualified: This transistor is qualified to the AEC-Q101 standard, ensuring its reliability and performance in automotive and other harsh environments.
- General-Purpose Use: Suitable for general-purpose small signal DC and low to medium frequency AC applications.
- Mobile Applications: Ideal for use in mobile and other portable electronic devices due to its small size and low power consumption.
Applications
- Automotive Electronics: Given its AEC-Q101 qualification, the BC857BM is widely used in automotive systems, including control units, sensors, and other electronic components.
- Industrial Electronics: Suitable for industrial control systems, automation, and other industrial applications requiring reliable and efficient transistor performance.
- Mobile and Consumer Electronics: Used in mobile devices, consumer electronics, and other portable applications where space and power efficiency are critical.
- General-Purpose Switching and Amplification: Can be used in various general-purpose switching and amplification circuits due to its versatile characteristics.
Q & A
- What is the maximum collector-emitter voltage of the BC857BM transistor?
The maximum collector-emitter voltage (Vce) of the BC857BM transistor is 45 V.
- What is the maximum collector current of the BC857BM transistor?
The maximum collector current (Ic) of the BC857BM transistor is 100 mA.
- What is the package type of the BC857BM transistor?
The BC857BM transistor is packaged in a DFN1006-3 (SOT883) leadless ultra small SMD plastic package.
- Is the BC857BM transistor AEC-Q101 qualified?
Yes, the BC857BM transistor is AEC-Q101 qualified, making it suitable for automotive and other demanding applications.
- What is the operating temperature range of the BC857BM transistor?
The operating temperature range (TJ) of the BC857BM transistor is up to 150°C.
- What are the typical applications of the BC857BM transistor?
The BC857BM transistor is used in automotive electronics, industrial electronics, mobile and consumer electronics, and general-purpose switching and amplification circuits.
- What is the minimum DC current gain (hFE) of the BC857BM transistor?
The minimum DC current gain (hFE) of the BC857BM transistor is 220.
- What is the maximum DC current gain (hFE) of the BC857BM transistor?
The maximum DC current gain (hFE) of the BC857BM transistor is 475.
- What is the transition frequency of the BC857BM transistor?
The transition frequency of the BC857BM transistor is 100 MHz.
- How does the BC857BM transistor compare in terms of power dissipation to other packages?
The BC857BM transistor has power dissipation comparable to SOT23 packages despite its smaller size.
