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BF821 Datasheet, PDF (1/6 Pages) NXP Semiconductors – PNP high-voltage transistors
BF821
Rev.F Apr.-2017
DATA SHEET
描述 / Descriptions
SOT-23 塑封封装 PNP 半导体三极管。Silicon PNP transistor in a SOT-23 Plastic Package.
特征 / Features
电流小,电压高。
Low current, high voltage.
用途 / Applications
用于电话机等专业的通迅设备。
Telephony and professional communication equipment.
内部等效电路 / Equivalent Circuit
引脚排列 / Pinning
3
1
2
PIN1:Base
PIN 2:Emitter
PIN 3:Collector
放大及印章代码 / hFE Classifications & Marking
hFE Range
Marking
>50
H1W
http://www.fsbrec.com
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