What are the key features of KEC HOLDING BC556B?

This product belongs to the Bipolar Transistors - BJT category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by KEC HOLDING with full traceability.

What are the main application scenarios for BC556B?

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

How does BC556B work?

This device follows established Bipolar Transistors - BJT design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

What is the technical performance of BC556B?

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

What is the current market demand for BC556B?

The global Bipolar Transistors - BJT market is growing at ~6-8% CAGR, with particularly strong demand in power management. KEC HOLDING BC556B is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

What are the technical characteristics of BC556B?

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, KEC HOLDING provides full technical support and reference designs.

BC556B 双极晶体管 - 双极结型晶体管(BJT) BJT, TO-92, 65V, 100mA, PNP by KEC HOLDING

BC556B | KEC HOLDING 双极晶体管 - 双极结型晶体管(BJT) BJT, TO-92, 65V, 100mA, PNP

Category: Bipolar Transistors - BJT

Brand: KEC HOLDING

双极晶体管 - 双极结型晶体管(BJT) BJT, TO-92, 65V, 100mA, PNP

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: 双极晶体管 - 双极结型晶体管(BJT) BJT, TO-92, 65V, 100mA, PNP

Technical Parameters

Collector Current	100 mA
Collector Emitter Saturation Voltage	0.2 V max
Configuration	Single
Emitter Base Voltage	5 V
Hfe	hFE 200-450
Mounting Style	Through Hole
Noise Figure	5 dB typical
Package Type	TO-92
Polarity	PNP
Power Dissipation	500 mW
Temperature Range	-65 to +150 C
Transistor Type	BJT
Transition Frequency	150 MHz
Vceo	80 V

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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3D Model (.stp)

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BC556B Application and Selection Guide

BC556B Model and Manufacturer Information

BC556B, a Bipolar Transistors - BJT manufactured by KEC HOLDING: BC556B helps you confirm the specific model, while KEC HOLDING helps you confirm the product source. If you are selecting a part, you can first check whether BC556B meets your requirements, then check whether KEC HOLDING matches your expectations, and then refer to 双极晶体管 - 双极结型晶体管(BJT) BJT, TO-92, 65V, 100mA, PNP for further evaluation.

BC556B Product Parameters and Description

The main parameters of KEC HOLDING's Bipolar Transistors - BJT product BC556B include 双极晶体管 - 双极结型晶体管(BJT) BJT, TO-92, 65V, 100mA, PNP. This is a Bipolar Transistors - BJT produced by KEC HOLDING, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

BC556B Application and Selection Reference

KEC HOLDING's Bipolar Transistors - BJT product BC556B has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, BC556B is a Bipolar Transistors - BJT solution worth considering, and manufacturer KEC HOLDING provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for BC556B

Designers looking for BC556B recommended parts can evaluate the following options. BC556B selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
2N3904S-RTK/P	KEC HOLDING	三极管
2N5401	KEC HOLDING	Trans GP BJT PNP 150V 0.6A 625mW 3-Pin TO-92 Ammo
2N3904S	KEC HOLDING	-

EZKEY can provide BC556B recommended part comparison data and engineering samples for evaluation.