位置:首页 > IC中文资料第6090页 > L4990
型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
---|---|---|---|---|
L4990 | PRIMARYCONTROLLER DESCRIPTION ThisprimarycontrollerI.C.,developedinBCD60IItechnology,hasbeendesignedtoimplementofflineorDC-DCpowersupplyapplicationsusingafixedfrequencycurrentmodecontrol.BasedonastandardcurrentmodePWMcontrollerthisdeviceincludessomefeaturesasprogrammable | STMICROELECTRONICSSTMicroelectronics 意法半导体意法半导体(ST)集团 | ||
PRIMARYCONTROLLER DESCRIPTION ThisprimarycontrollerI.C.,developedinBCD60IItechnology,hasbeendesignedtoimplementofflineorDC-DCpowersupplyapplicationsusingafixedfrequencycurrentmodecontrol.BasedonastandardcurrentmodePWMcontrollerthisdeviceincludessomefeaturesasprogrammable | STMICROELECTRONICSSTMicroelectronics 意法半导体意法半导体(ST)集团 | |||
PRIMARYCONTROLLER DESCRIPTION ThisprimarycontrollerI.C.,developedinBCD60IItechnology,hasbeendesignedtoimplementofflineorDC-DCpowersupplyapplicationsusingafixedfrequencycurrentmodecontrol.BasedonastandardcurrentmodePWMcontrollerthisdeviceincludessomefeaturesasprogrammable | STMICROELECTRONICSSTMicroelectronics 意法半导体意法半导体(ST)集团 | |||
PRIMARYCONTROLLER DESCRIPTION ThisprimarycontrollerI.C.,developedinBCD60IItechnology,hasbeendesignedtoimplementofflineorDC-DCpowersupplyapplicationsusingafixedfrequencycurrentmodecontrol.BasedonastandardcurrentmodePWMcontrollerthisdeviceincludessomefeaturesasprogrammable | STMICROELECTRONICSSTMicroelectronics 意法半导体意法半导体(ST)集团 | |||
AutomotiveDualFullBridgeDriver 文件:300.04 Kbytes Page:13 Pages | Allegro Allegro MicroSystems | |||
AutomotiveDualFullBridgeDriver 文件:300.04 Kbytes Page:13 Pages | Allegro Allegro MicroSystems | |||
DualN-Channel100-V(D-S)MOSFET 文件:166.4 Kbytes Page:3 Pages | AnalogPower Analog Power | |||
DualN-Channel100-V(D-S)MOSFET 文件:368.09 Kbytes Page:5 Pages | AnalogPower Analog Power | |||
ImpedanceAnalyzer 文件:4.12925 Mbytes Page:30 Pages | KEYSIGHTKeysight Technologies 德科技(中国德科技(中国)有限公司 |
L4990产品属性
- 类型
描述
- 型号
L4990
- 制造商
STMICROELECTRONICS
- 制造商全称
STMicroelectronics
- 功能描述
PRIMARY CONTROLLER
IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST |
2016+ |
DIP16 |
8543 |
只做原装,假一罚十,公司可开17%增值税发票! |
|||
ST |
2020+ |
DIP |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
|||
ST |
14+ |
300000 |
GF10-10 |
||||
ST |
2017+ |
DIP-16 |
6523 |
只做原装正品!现货或订货! |
|||
ST |
20+ |
DIP-16P |
25000 |
全新原装现货,假一赔十 |
|||
ST |
22+ |
SOP |
7992 |
诚信经营 |
|||
ST |
23+ |
DIP-16 |
7800 |
全新原装正品,现货销售 |
|||
ST |
21+ |
DIP16 |
20000 |
原厂订货价格优势,可开13%的增值税票 |
|||
ST |
23+ |
DIP-16 |
18000 |
||||
ST |
2021+ |
DIP16 |
7000 |
百分百原装正品 |
L4990规格书下载地址
L4990参数引脚图相关
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L4990数据表相关新闻
L4984DTR
进口代理
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L4T20FR010DER
2022-9-30L5150CJ
全新原装现货支持第三方机构验证
2022-6-21L4992-三路输出电源控制器
应用笔记本电脑和亚笔记本电脑笔顶和便携式设备通信的计算机描述L4992是一个复杂的双PWM降压控制器和功率监视器用于笔记本电脑和/或电池供电设备。该设备生产的监管电源+3.3V,+5.1V和12V的电源在便携式使用和PCMCIA应用。内部架构允许操作最低数量的外部元件。一个非常高开关频率(200/300kHz或外部可同步)优化其物理尺寸。同步整流和脉冲跳跃在降压模式优化整体部分效率在宽负载电流范围内(96%的效率@1A/5.1V和93%的效率@0.05A/5.1V。两个高性能的PWM控制器+3.3V
2013-2-18L4946B-QUAD与抑制和复位电压稳压器
特点4输出:10V(125毫安);8.5V(250毫安);5V(200毫安);5V(100毫安)10V和5V(百毫安)输出低压差5V(100毫安)ST-BY输出电压为欠压预警输出(LVW)热停机和电流限制(折返)反向电池及负载突降保护INHIBIT(ON/OFF)和复位功能说明该L4946B是一款四输出低压降电压稳压器。四是输出10V的低压降125毫安(VO1),在250毫安(VO2)8.5V,在5V最大200mA(VO3)和低ST-一行在下降
2013-1-23
DdatasheetPDF页码索引
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