
联系方式:陈先生:0755-83724903
13590361743 ,QQ:2355827364
542360526
OB2202 |
Quasi Resonant PWM
Controller |
OB2202
is a QR PWM Controller designed for offline applications. Reduced switching
loss and improved EMI performance are achieved through Quasi Resonance
control. OB2202 can achieve greater than 90% full-load efficiency and high
reliability with its perfect protection function. Features: ◆ Up to 90% full load efficiency ◆ Built-in high precision brown
out/recovery module ◆ Programmable soft start ◆ Input over voltage protection
(Line OVP) ◆ High precision output OVP ◆ Multi-mode QR control ◆ 1A gate drive capability ◆ IC VDD OVP ◆ Optimized over power protection
(OPP) ◆ Upper frequency clamp at 130KHz ◆ Built-in over temperature
protection ◆ Selectable built-in latch
shutdown for strong system reliability ◆ Available in DIP8 and SOP8
packages,RoHS compliant Applications: ◆ Notebook Adapter ◆ CRT/LCD/PDP TV Power ◆ DLP Projector/RPD Power ◆ DVD Player Power ◆ Home Appliance Power
Typical
Application:
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如需详细技术资料和样片测试,请随时和我联系。
系联方式:陈先生:0755 -
83724903 13590361743,QQ:2355827364 542360526
OB2202
准谐振PWM控制器
OB2202是QR PWM控制器脱机应用程序设计。
降低开关损耗和提高EMI性能是通过准谐振控制。OB2202可以达到超过90%的满载效率和高可靠性以其完美的保护功能。
特点:
◆满载效率高达90%
◆内置高精度棕色/恢复模块
◆可编程软启动
◆输入过压保护(线OVP)
◆OVP高精度输出
◆多模QR控制
◆1一栅极驱动能力
◆IC VDD OVP
◆优化了电源保护(OPP)
◆上频率夹在130千赫
◆内置超温保护
◆可选的内置锁关闭,系统可靠性强
◆可在DIP8和SOP8包,通过无铅认证
应用程序:
◆笔记本适配器
◆CRT /液晶显示器/ PDP电视权力
◆DLP投影机/ RPD操作功率
◆DVD播放器权力
◆家电功率
典型应用: