| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
MT9545LR | 非隔离高功率因数降压型 LED 驱动芯片 MT9545LR 是一款集成整流桥和超快恢复续流二极管的高功率因数、非隔离LED 驱动芯片。它采用实地降压式开关电源的架构,工作在准谐振模式,同时使效率和抗电磁干扰的性能都得到提升。\nMT9545LR 通过内部集成的高压供电电路供电,无需外部VDD 电容。通过内部数字积分器实现误差积分功能,节省了COMP 管脚及COMP 电容。\nMT9545LR 内部集成了多重的保护功能,比如输入过压保护、逐周期过流保护、过温保护、输出短路保护、输出过压保护等,提高了可靠性,并且所有保护均具有自恢复功能。芯片通过ROVP 脚的外部电路连接(如开路、接地或连接不同阻值的电阻),来调节输出过压保护功能。\nM 单级有源PFC实现了高功率因数(功率因数>0.7)\n内部集成整流桥\n内置超快恢复续流二极管\n内置高压供电电路,无需外置VDD电容及供电电路内置积分器,无需外置COMP电容\n内置线电压补偿\n内置驱动脚去磁检测,节省外置反馈电阻\n高精度的LED输出电流\n优异的线性调整率和负载调整率\n临界导通模式运行\n集成输入过压保护,输入电压高于375Vac关断,320Vac恢复。抗浪涌能力强,更加安全可靠\n通过ROVP脚,设置不同输出过压保护阈值\n多种保护和自动恢复功能\n具有软启动功能\nASOP7封装; | Maxic 美芯晟 | Maxic | |
MT9545LR | Non-isolated APFC BUCK LED Driver 文件:189.45 Kbytes 页数:1 Pages | MAXIC 美芯晟 | MAXIC | |
4-channel I2C switch with interrupt logic and reset DESCRIPTION The PCA9545 is a quad bi-directional translating switch controlled via the I2C bus. The SCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individual SCx/SDx channel or combination of channels can be selected, determined by the contents of the programmable contr 文件:118.83 Kbytes 页数:14 Pages | PHI PHI | PHI | ||
4-channel I2C switch with interrupt logic and reset General description The PCA9545A is a quad bi-directional translating switch controlled via the I2C-bus. The SCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individual SCx/SDx channel or combination of channels can be selected, determined by the contents of the programma 文件:155.61 Kbytes 页数:27 Pages | PHI PHI | PHI | ||
4-CHANNEL I2C AND SMBus SWITCH WITH INTERRUPT LOGIC AND RESET FUNCTIONS 文件:834.38 Kbytes 页数:28 Pages | TI 德州仪器 | TI |
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
MAXIC/美芯晟 |
24+ |
ASOP7 |
60005 |
专营MAXIC美芯晟原装保障 |
询价 | ||
24+ |
5000 |
公司存货 |
询价 | ||||
MSTAR/晨星半导体 |
23+ |
TQFP |
50000 |
只做原装正品 |
询价 | ||
MSTAR |
24+ |
QFNBGA |
6000000 |
MSTAR原厂支持只做自己现货优势 |
询价 | ||
MediaTek.Inc(联发科) |
25+ |
封装 |
500000 |
源自原厂成本,高价回收工厂呆滞 |
询价 | ||
xilinx |
22+ |
BGA |
6800 |
询价 | |||
xilinx |
25+ |
BGA |
6000 |
全新现货 |
询价 | ||
AEROSEMI |
24+25+ |
QFN48 |
15000 |
P2P完全兼容AD9653 |
询价 | ||
N/A |
23+ |
SOP |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
MT |
23+ |
SMD |
15000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 |
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