隔离AC-DC

MT7946是针对LED照明应用而设计的驱动开关电源，采用无辅助绕组的原边反馈技术，无需次级反馈电路，也无需补偿电路。内部集成600V高压功率开关，可调LED开路保护(OVP)使得系统方案简洁可靠。\nMT7946采用美芯晟专利的恒流控制与补偿技术，LED输出电流精度达到±3%以内，具有优异的线性调整率和负载调整率，且对变压器绕组电感变化不敏感。\nMT7946同时实现了各种保护功能，包括逐周期过流保护(OCP)、LED短路保护(SCP)、LED开路保护(OVP)和过热调节(OTR)等，以确保系统可靠地工作。  • 内部集成600V功率管\n• 无需辅助绕组\n• 防潮可调LED开路保护\n• 交流输入电压范围AC85V到AC265V\n• LED短路保护\n• 原边感应及恒流机制，无需次级反馈电路\n• 高精度LED恒流电流 (±3%) \n• 逐周期峰值电流控制\n• 欠压锁定保护（UVLO）\n• 过热调节(OTR)\n• 续流二极管开路/短路保护\n• DIP7封装;

Maxic

美芯晟

High Precision, Dual Winding PSR AC-DC LED Driver

文件：154.41 Kbytes 页数：1 Pages

MAXIC

美芯晟

Security Transponder plus Remote Keyless Entry

The HITAG2 is a high performance monolithic Security Transponder and Remote Keyless Entry Chip ideally suited for car immobiliser applications that incorporate keyless entry functions. The HITAG2 PLUS transponder circuitry is compatible with the Security Transponder PCF7936AS to support mix

文件：19.16 Kbytes 页数：1 Pages

PHI

飞利浦

Security Transponder plus Remote Keyless Entry

The HITAG2 is a high performance monolithic Security Transponder and Remote Keyless Entry Chip ideally suited for car immobiliser applications that incorporate keyless entry functions. The HITAG2 PLUS transponder circuitry is compatible with the Security Transponder PCF7936AS to support mix

文件：19.16 Kbytes 页数：1 Pages

PHI

飞利浦

Dual N-Channel 150 V (D-S) MOSFET

FEATURES • ThunderFET® technology optimizes balance of RDS(on), Qg, Qsw and Qoss • 100 Rg and UIS tested • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 APPLICATIONS • DC/DC converters / boost converters • Primary side switch • Synchronous

文件：378.84 Kbytes 页数：13 Pages

VishayVishay Siliconix

威世科技