L6668TR集成电路(IC)ACDC转换器离线开关规格书PDF中文资料
厂商型号 |
L6668TR |
参数属性 | L6668TR 封装/外壳为16-SOIC(0.154",3.90mm 宽);包装为管件;类别为集成电路(IC) > AC DC 转换器,离线开关;产品描述:IC OFFLINE SWITCH FLYBACK 16SO |
功能描述 | SMART PRIMARY CONTROLLER |
文件大小 |
671.11 Kbytes |
页面数量 |
23 页 |
生产厂商 | STMicroelectronics |
企业简称 |
STMICROELECTRONICS【意法半导体】 |
中文名称 | 意法半导体(ST)集团官网 |
原厂标识 | |
数据手册 | |
更新时间 | 2024-5-14 22:58:00 |
L6668TR规格书详情
Description
L6668 is a current-mode primary controller IC, designed to build single-ended converters.
The IC drives the system at fixed frequency at heavy load and an improved Standby function causes a smooth frequency reduction as the load is progressively reduced. At very light load the device enters a special operating mode (burst-mode with fixed, externally programmed peak current) that, in addition to the on-board high-voltage start-up and the very low quiescent current, helps keep low the consumption from the mains and be compliant with energy saving regulations. To allow meeting compliance with these standards in power-factor-corrected systems too, an interface with the PFC controller is provided that enables to turn off the pre-regulator when the load level falls below a threshold.
General Features
■ MULTIPOWER BCD TECHNOLOGY
■ LOAD-DEPENDENT CURRENT-MODE CONTROL: FIXED-FREQUENCY (HEAVY LOAD), FREQUENCY FOLDBACK (LIGHT LOAD), BURST-MODE (NO-LOAD)
■ ON-BOARD HIGH-VOLTAGE START-UP
■ IMPROVED STANDBY FUNCTION
■ LOW QUIESCENT CURRENT (< 2 mA)
■ SLOPE COMPENSATION
■ PULSE-BY-PULSE & HICCUP-MODE OCP
■ INTERFACE WITH PFC CONTROLLER
■ DISABLE FUNCTION (ON/OFF CONTROL)
■ LATCHED DISABLE FOR OVP/OTP FUNCTION
■ PROGRAMMABLE SOFT-START
■ 2 PRECISION REFERENCE VOLTAGE EXTERNALLY AVAILABLE
■ ±800 mA TOTEM POLE GATE DRIVER WITH INTERNAL CLAMP AND UVLO PULL-DOWN
■ BLUE ANGEL, ENERGY STAR, EU CODE OF CONDUCT COMPLIANT
■ SO16 PACKAGE ECOPACK®
APPLICATIONS
■ HI-END AC-DC ADAPTERS/CHARGERS FOR NOTEBOOKS.
■ LCD/CRT MONITORS, LCD/CRT TV
■ DIGITAL CONSUMER
L6668TR属于集成电路(IC) > AC DC 转换器,离线开关。意法半导体(ST)集团制造生产的L6668TRAC DC 转换器,离线开关该系列是元器件级控制产品,用于构建将交流市电转换为直流电(通常电压大幅降低)的设备。集成和未集成系统主要开关元件的器件均包括在内。由于高输入输出电压比,以及此类系统中通常需要隔离,这些器件通常与外部变压器配合使用。尽管通常使用定制变压器来实现此用途,但也有许多专门用于此用途的库存产品,请参见“开关转换器,SMPS 变压器”标题。
产品属性
- 产品编号:
L6668TR
- 制造商:
STMicroelectronics
- 类别:
集成电路(IC) > AC DC 转换器,离线开关
- 包装:
管件
- 输出隔离:
隔离
- 内部开关:
无
- 拓扑:
反激
- 电压 - 供电 (Vcc/Vdd):
9.4V ~ 22V
- 占空比:
70%
- 频率 - 开关:
100kHz
- 故障保护:
限流,超温,过压
- 控制特性:
频率控制,软启动
- 工作温度:
-25°C ~ 150°C(TJ)
- 封装/外壳:
16-SOIC(0.154",3.90mm 宽)
- 供应商器件封装:
16-SO
- 安装类型:
表面贴装型
- 描述:
IC OFFLINE SWITCH FLYBACK 16SO
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST |
2016+ |
SOP |
4995 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
ST |
2020+ |
SOP16 |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
ST |
11+ |
SOP16 |
54 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
ST/意法 |
22+ |
SOP16 |
100000 |
代理渠道/只做原装/可含税 |
询价 | ||
ST/意法半导体 |
22+ |
SOP16 |
22500 |
原装现货假一赔十 |
询价 | ||
ST/意法 |
24+ |
SO16 |
990000 |
明嘉莱只做原装正品现货 |
询价 | ||
ST/意法 |
22+ |
N/A |
354000 |
询价 | |||
STMicr |
21+ |
25000 |
原厂原包 深圳现货 主打品牌 假一赔百 可开票! |
询价 | |||
ST意法半导体 |
22+21+ |
SOP16 |
2803 |
16年电子元件现货供应商 终端BOM表可配单提供样品 |
询价 | ||
23+ |
N/A |
30650 |
正品授权货源可靠 |
询价 |