【产品】调光型、降压型高功率因数LED恒流功率开关KP14664M-PWM,15mW超低待机功耗,封装类型 SOP-7
必易微推出的KP14664M 是高度集成的恒流 LED 功率开关,芯片采用了准谐振的工作模式,同时加以有源功率因数校正控制技术可以满足高功率因数、低谐波失真和高效率的性能。
KP14664M 内部集成有高压 600V 功率 MOSFET 和高压供电电路,简化了系统的设计和生产成本。芯片通过独有的恒流控制算法,可以获得高精度的恒流输出,且输出的线电压和负载调整率表现优异。KP14664M 还集成了独有的调光技术,能提供高精度的 PWM 信号调光
KP14664M 集成有完备的保护功能以保障系统安全可靠的运行,如:逐周期电流限制 (OCP)、过热保护 (OTP)、输出过压保护 (OVP)、LED 开路和短路保护等。
主要特点
• PWM 调光功能
• 15mW 超低待机功耗
• 调光深度 <3%
• 全电压功率因数 >0.9
• 集成高压供电电路
• 集成高压 600V MOSFET
• 无 VDD、COMP 电容设计
• 准谐振模式高效率工作
• ±3% 恒流精度 @100% ILED
• 优异的线电压和负载调整率
• 内部保护功能:
• 连续可调输出过压保护 (OVP)
• 逐周期电流限制 (OCP)
• 前沿消隐 (LEB)
• LED 开路和短路保护
• 过热保护 (OTP)
• 封装类型 SOP-7
典型应用
• 小功率智能球泡灯
典型应用电路
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本文由FY转载自世强,原文标题为:KP14664M-PWM 调光型、降压型高功率因数 LED 恒流功率开关,本站所有转载文章系出于传递更多信息之目的,且明确注明来源,不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
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必易微(KIWI)LED驱动IC选型表
目录- LED驱动IC
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产品型号
|
品类
|
Package
|
PF
|
MOSFET Rdson
|
MOSFET Vds
|
Isolated Non-Iso
|
Topology
|
OTP Internal
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OVP Internal
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OVP External
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OCP
|
mini output voltage
|
Iout Vin=176-264Vac 72Vout
|
KP1054AVPA
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LED芯片
|
SOP-4
|
0.5
|
18Ω
|
500V
|
Y
|
buck
|
Y
|
N
|
N
|
Y
|
15V
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110mA
|
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产品型号
|
品类
|
拓扑电路
|
功率因数
|
MOS耐压(V)
|
恒功率补偿
|
集成桥堆
|
推荐输出电流(mA)/功率(W)Vin=176-265Vac Vout=72V
|
封装
|
KP18001A
|
非调光低 PF 线性驱动IC
|
单路线性
|
PF>0.5
|
500
|
否
|
否
|
<60mA
|
ESOP-8
|
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必易微(KIWI)LED驱动IC选型指南
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必易微ACDC产品选型表
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产品型号
|
品类
|
封装
|
拓扑电路
|
最大功率(W)
|
工作模式
|
最高频率(kHz)
|
输出特性
|
启动方式
|
能效标准
|
待机功耗(mW)
|
VDDmax(V)
|
KP212
|
PSR 控制器
|
SOT23-6
|
Buck/Flyback
|
65
|
DCM
|
70
|
CC&CV
|
电阻启动
|
六级
|
<75
|
30
|
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可定制波导隔离器频率覆盖5.5GHz~110GHz,插损损低至0.25dB、隔离度、正向方向功率、封装尺寸参数。
最小起订量: 1pcs 提交需求>
可定制DC风扇的尺寸范围:15mm~225mm;转速:≤16500 RPM;噪音:≥10.4dB,还可定制厚度、电压、风量、风压等参数,符合 RoHS 标准。
最小起订量: 1 提交需求>
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