RT65

65W Triple Output Switching Power Supply

RT6542A

High Efficiency Single Synchronous Buck PWM Controller

GeneralDescription TheRT6542APWMcontrollerprovideshighefficiency, excellenttransientresponse,andhighDCoutputaccuracy neededforsteppingdownhighvoltagebatteriesto generatelowvoltageCPUcore,I/O,andchipsetRAM suppliesinnotebookcomputers. TheRT6542Asupportsonch

RT6542A

高效同步Buck PWM控制器; • 支持Intel Cannon VR规范\n• 内建1%精度参考电压源\n• 2位可程控输出电压，电压变化过程可控\n• 支持Intel低功耗模式\n• 利用下桥开关RDS(ON)检测电流并实施可调节的电流限制，4700ppm/°C温度补偿\n• 输入电压范围：3V~26V\n• 内建软启动控制\n• 可驱动大型同步整流MOSFET开关\n• 集成自举开关\n• 过压/欠压保护\n• 过热关机保护\n• Power Good指示\n• 14引脚WDFN封装\n• 符合RoHS规范，不含卤素\n;

RT6542A是高性能的同步Buck PWM控制器，可应用于笔记本电脑中将电池高电压转换为低电压为CPU内核、I/O芯片组、存储器等供电，具有效率高、瞬态响应特性好、输出电压精度高等特性。它采用固定导通时间控制架构的PWM控制架构，可在很宽的输入/输出电压比范围内工作，提供100ns量级的负载瞬变响应速度，同时保持基本恒定的工作频率。它在应用中无需使用传统电流模式控制架构使用的电流检测电阻，降低了成本，提高了效率。它具备驱动大型同步整流MOSFET开关的能力，可在轻载时工作于二极管仿真模式以提高效率。它支持片上调节输出电压的功能，仅需输入数字式控制信号即可在0.85V~1.05V间改变其输出电压，其最低输出电压为0.7V。其封装形式为WDFN-14L 3x2。

RT6542AGQW

Marking：0V；Package：WDFN-14L；High Efficiency Single Synchronous Buck PWM Controller

GeneralDescription TheRT6542APWMcontrollerprovideshighefficiency, excellenttransientresponse,andhighDCoutputaccuracy neededforsteppingdownhighvoltagebatteriesto generatelowvoltageCPUcore,I/O,andchipsetRAM suppliesinnotebookcomputers. TheRT6542Asupportsonch

RT6543A

High Efficiency Single Synchronous Buck PWM Controller for INTEL VCCIN AUX ICL and TGL

GeneralDescription TheRT6543A/BPWMcontrollerprovideshighefficiency, excellenttransientresponse,andhighDCoutputaccuracy forsteppingdownhighvoltagebatteriestogeneratelow voltageCPUcore,I/O,andchipsetRAM. TheRT6543A/Bsupportsonchipvoltageprogramming functionbe

RT6543AGQW

High Efficiency Single Synchronous Buck PWM Controller for INTEL VCCIN AUX ICL and TGL

GeneralDescription TheRT6543A/BPWMcontrollerprovideshighefficiency, excellenttransientresponse,andhighDCoutputaccuracy forsteppingdownhighvoltagebatteriestogeneratelow voltageCPUcore,I/O,andchipsetRAM. TheRT6543A/Bsupportsonchipvoltageprogramming functionbe

RT6543B

High Efficiency Single Synchronous Buck PWM Controller for INTEL VCCIN AUX ICL and TGL

GeneralDescription TheRT6543A/BPWMcontrollerprovideshighefficiency, excellenttransientresponse,andhighDCoutputaccuracy forsteppingdownhighvoltagebatteriestogeneratelow voltageCPUcore,I/O,andchipsetRAM. TheRT6543A/Bsupportsonchipvoltageprogramming functionbe

RT6575A

Dual-Channel Synchronous DC-DC Step-Down Controller with 5V/3.3V LDOs

Features SupportConnectedStandbyModeforUltrabook CCRCOTControlwith100nsLoadStepResponse PWMMaximumDutyRatio>98 5Vto25VInputVoltageRange DualAdjustableOutput: CH1:2Vto5.5V CH2:2Vto4V 5V/3.3VLDOswith100mAOutputCurrent 1Accuracyon3.3VLDOOutput O

RT6575AGQW

Marking：3G；Package：WQFN-20L；Dual-Channel Synchronous DC-DC Step-Down Controller with 5V/3.3V LDOs

Features SupportConnectedStandbyModeforUltrabook CCRCOTControlwith100nsLoadStepResponse PWMMaximumDutyRatio>98 5Vto25VInputVoltageRange DualAdjustableOutput: CH1:2Vto5.5V CH2:2Vto4V 5V/3.3VLDOswith100mAOutputCurrent 1Accuracyon3.3VLDOOutput O

RT6575B

Dual-Channel Synchronous DC-DC Step-Down Controller with 5V/3.3V LDOs

Features SupportConnectedStandbyModeforUltrabook CCRCOTControlwith100nsLoadStepResponse PWMMaximumDutyRatio>98 5Vto25VInputVoltageRange DualAdjustableOutput: CH1:2Vto5.5V CH2:2Vto4V 5V/3.3VLDOswith100mAOutputCurrent 1Accuracyon3.3VLDOOutput O