型号 功能描述 生产厂家 企业 LOGO 操作
SMTPB257

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

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

更新时间:2026-3-14 19:10:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ST/意法
24+
NA
990000
明嘉莱只做原装正品现货
VISHAY/威世
22+
DO-214ABSMC
20000
公司只有原装 品质保障
ST/意法
21+
DO-214ABSMC
50000
百域芯优势 实单必成 可开13点增值税
SMC
23+
NA
15659
振宏微专业只做正品,假一罚百!
VISHAYMAS
25+23+
DO-214ABS
51081
绝对原装正品现货,全新深圳原装进口现货
STMicroectronics
SMB
88000
一级代理 原装正品假一罚十价格优势长期供货
ST
22+
10
16900
电子元器件采购降本30%!原厂直采,砍掉中间差价
STMicroec
19+
SMB
200000
原装ST现货库存
VISHAY/威世
24+
DO-214ABSMC
50000
只做原装,欢迎询价,量大价优
STMicroectronics
20+
SMB
36800
原装优势主营型号-可开原型号增税票

SMTPB257数据表相关新闻