BF421 Datasheet, PDF - Alldatasheet

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BF421 Datasheet, PDF

Search Partnumber : Match&Start with "BF421" - Total : 31 ( 1/2 Page)

Manufacturer	Part #	Datasheet	Description
Motorola, Inc	BF421	119Kb/4P	High Voltage Transistors(PNP)
ON Semiconductor	BF421	110Kb/4P	High Voltage Transistors July, 2010 ??Rev. 5
ON Semiconductor	BF421	82Kb/4P	High Voltage Transistors(PNP Silicon) 1998 REV 1
Micro Commercial Compon...	BF421	224Kb/2P	PNP Silicon Plastic-Encapsulate Transistor
NXP Semiconductors	BF421	62Kb/6P	PNP high-voltage transistors 2004 Nov 10
SHENZHEN YONGERJIA INDU...	BF421	125Kb/1P	TRANSISTOR (PNP)
Siemens Semiconductor G...	BF421	124Kb/4P	PNP Silicon Transistors (High breakdown voltage Low collector-emitter saturation voltage)
Continental Device Indi...	BF421	149Kb/4P	PNP SILICON PLANAR EPITAXIAL HIGH VOLTAGE VIDEO TRANSISTORS
General Semiconductor	BF421	39Kb/2P	Small Signal Transistors (PNP)
KEC(Korea Electronics)	BF421	847Kb/3P	SILICON PNP TRIPLE DIFFUSED TYPE
KEC(Korea Electronics)	BF421	387Kb/3P	SILICON PNP TRIPLE DIFFUSED TYPE (HIGH VOLTAGE SWITCHING AND AMPLIFIER,COLOR TV CHROMA OUTPUT)
Foshan Blue Rocket Elec...	BF421	756Kb/6P	Silicon PNP transistor in a TO-92 Plastic Package
NXP Semiconductors	BF421	51Kb/6P	PNP high voltage transistors 2004 Nov 10
Jiangsu Changjiang Elec...	BF421	626Kb/4P	TO-92 Plastic-Encapsulate Transistors
TRANSYS Electronics Lim...	BF421	87Kb/3P	PNP SILICON PLANAR EPITAXIAL HIGH VOLTAGE VIDEO TRANSISTORS
SHENZHEN KOO CHIN ELECT...	BF421	373Kb/3P	TRANSISTOR (PNP)
STMicroelectronics	BF421	63Kb/5P	SMALL SIGNAL PNP TRANSISTOR
STMicroelectronics	BF421	63Kb/5P	SMALL SIGNAL PNP TRANSISTOR February 2003
KEC(Korea Electronics)	BF421	59Kb/3P	SILICON PNP TRIPLE DIFFUSED TYPE
List of Unclassifed Man...	BF421	301Kb/1P	PNP OUTPUT TRANSISTOR

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BF421 Distributor

Distributor	Part #	Manufacturer	Description	Price	Qty. BuyNow

Brief Description of BF421

The BF421 is a small-signal NPN bipolar junction transistor (BJT) commonly used for amplification and switching applications in electronic circuits.

Here are some details about the BF421 transistor:

Transistor Type: The BF421 is an NPN bipolar junction transistor. NPN transistors are commonly used for amplification and switching purposes, where the current flow is controlled by the base-emitter junction.

Voltage and Current Ratings: The specific voltage and current ratings of the BF421 transistor can be found in its datasheet. These ratings include the maximum collector-emitter voltage (VCEO), maximum collector current (IC), and maximum power dissipation (Pd).

Gain and Frequency Characteristics: The BF421 transistor has specific characteristics related to its DC current gain (hFE) and frequency response. The DC current gain typically falls within a specified range, indicating the amplification capability of the transistor. The frequency response determines the maximum frequency at which the transistor can effectively amplify signals.

Package Type: The BF421 transistor is typically available in a through-hole package, such as TO-92, which allows for easy mounting on a PCB and provides good thermal dissipation characteristics.

Applications: The BF421 transistor is commonly used in applications such as audio amplifiers, voltage amplifiers, signal processing circuits, and general-purpose switching applications that require low to moderate power handling.

*This information is for general informational purposes only, we will not be liable for any loss or damage caused by the above information.

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