高压线性驱动

MT7626是一款高效率支持可控硅调光的线性LED恒流驱动芯片。MT7626支持前/后沿调光器，输出电流精度高，且没有EMI问题。MT7626外围电路十分精简，输出电流可由外置电阻RSET灵活设置，可广泛应用于市电输入的高功率因数的各类光源及灯具驱动。\n\nMT7626内置效率提高电路，通过美芯晟科技专利的控制算法，实现了良好的可控硅调光器兼容性，并可达到84%的系统效率。内置线性补偿电路，输出电流具有良好的线性调整率，且MT7626具有外部扩流芯片（MT7623）驱动端口，可配置外部扩流芯片，从而提高单颗芯片所支持的功率。\n\nMT7626内置过温调节功能。当芯片温度过高时，自动 • 宽范围的可控硅调光兼容性\n• 支持前/后沿调光器\n• 系统效率高达84%\n• 具有外部扩流芯片驱动端口，可提高单颗芯片所支持的功率\n• 良好的线性调整率\n• 内置高压启动电路\n• 无VCC电容，方案成本极低\n• 无需磁性元件\n• ±5% LED输出电流精度\n• LED电流可外部设定\n• 过温调节功能\n• ESOP8封装;

Maxic

美芯晟

High Efficiency, TRIAC Dimmable Linear Constant Current LED Driver

文件：80.93 Kbytes 页数：1 Pages

MAXIC

美芯晟

PFC Controller with Integrated 600 V MOSFET and Diode Option Optimized for High PF and Efficiency Across Load Range

Key Benefits • High efficiency and power factor across load range • >95 efficiency from 10 load to 100 load • 0.95 achievable at 20 load for H and L packages • Programmable Power Good (PG) signal • Digital line peak detection for robust performance

文件：4.113399 Mbytes 页数：38 Pages

POWERINTPower Integrations, Inc.

荷兰帕沃英蒂格盛有限公司

PFC Controller with Integrated 600 V MOSFET and Diode Option Optimized for High PF and Efficiency Across Load Range

Key Benefits • High efficiency and power factor across load range • >95 efficiency from 10 load to 100 load • 0.95 achievable at 20 load for H and L packages • Programmable Power Good (PG) signal • Digital line peak detection for robust performance

文件：4.113399 Mbytes 页数：38 Pages

POWERINTPower Integrations, Inc.

荷兰帕沃英蒂格盛有限公司

PFC Controller with Integrated 600 V MOSFET and Diode Option Optimized for High PF and Efficiency Across Load Range

Key Benefits • High efficiency and power factor across load range • >95 efficiency from 10 load to 100 load • 0.95 achievable at 20 load for H and L packages • Programmable Power Good (PG) signal • Digital line peak detection for robust performance

文件：4.113399 Mbytes 页数：38 Pages

POWERINTPower Integrations, Inc.

荷兰帕沃英蒂格盛有限公司