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BF257B晶体管资料

  • BF257B别名:BF257B三极管、BF257B晶体管、BF257B晶体三极管

  • BF257B生产厂家:美国得克萨斯仪表公司

  • BF257B制作材料:Si-NPN

  • BF257B性质:视频输出 (Vid)

  • BF257B封装形式:直插封装

  • BF257B极限工作电压:220V

  • BF257B最大电流允许值:0.1A

  • BF257B最大工作频率:90MHZ

  • BF257B引脚数:3

  • BF257B最大耗散功率:0.8W

  • BF257B放大倍数

  • BF257B图片代号:C-40

  • BF257Bvtest:220

  • BF257Bhtest:90000000

  • BF257Batest:0.1

  • BF257Bwtest:0.8

  • BF257B代换 BF257B用什么型号代替:BF337,BF658,BF659,2N5058,2N5059,3DG180E,

型号 功能描述 生产厂家 企业 LOGO 操作

HIGH VOLTAGE VIDEO AMPLIFIERS

DESCRIPTION The BF257, BF258 and BF259 are silicon planar epitaxial NPN transistors in Jedec TO-39 metal case. They are particularly designed for videooutput stages in CTV and MTV sets, class A audio output stages and drivers for horizontal deflection circuits.

STMICROELECTRONICS

意法半导体

QUAD 2 CHANNEL MULTIPLEXER 3-STATE

DESCRIPTION The 74VHC257 is an advanced high-speed CMOS QUAD 2-CHANNEL MULTIPLEXER (3-STATE) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. ■ HIGH SPEED: tPD = 3.7ns (TYP.) at VCC = 5V ■ LOW POWER DISSIPATION: ICC = 4 µA (MAX.) at TA=25°C ■ HIGH NOISE I

STMICROELECTRONICS

意法半导体

WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS

DESCRIPTION These circuits are monolithic J-FET input operational amplifiers incorporating well matched, high voltage J-FET on the same chip with standard bipolar transistors. This amplifiers feature low input bias and offset currents, low input offset voltage and input offset voltage drift,coup

STMICROELECTRONICS

意法半导体

WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS

DESCRIPTION These circuits are monolithic J-FET input operational amplifiers incorporating well matched, high voltage J-FET on the same chip with standard bipolar transistors. This amplifiers feature low input bias and offset currents, low input offset voltage and input offset voltage drift,coup

STMICROELECTRONICS

意法半导体

TRISILTM

DESCRIPTION The SMTPBxx series has been designedto protect telecommunication equipment against lightning and transient induced by AC power lines. FEATURES BIDIRECTIONAL CROWBAR PROTECTION. BREAKDOWNVOLTAGE RANGE: From 62 V To 270 V. HOLDING CURRENT: IH= 150 mA min REPETITIVE PE

STMICROELECTRONICS

意法半导体

更新时间:2026-5-17 11:20:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ST
2511
CAN3
16900
电子元器件采购降本30%!原厂直采,砍掉中间差价
ST
24+
CAN3
80000
只做自己库存 全新原装进口正品假一赔百 可开13%增
23+
to-92
32687
原厂授权代理,海外优势订货渠道。可提供大量库存,详
ST
最新
TQFP-80
8200
莱克讯原厂货源每一片都来自原厂原装现货薄利多
ST
2447
TO46
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
ST/意法
23+
CAN3
50000
全新原装正品现货,支持订货
ST
24+
TO-39
10000
ST
26+
CAN3
60000
只有原装 可配单
ST
23+24
TO-39
29850
原装原盘原标.保证每一片都来自原厂
TI/德州仪器
22+
CAN-3
8000
原装正品支持实单

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