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  • RY9121E 17V 2A 1.2MHz ECOT PWM Sync Step-Down Regulator

    RY9121E 17V 2A 1.2MHz ECOT PWM Sync Step-Down Regulator

    The RY9121E is a high frequency, synchronous, rectified, step-down, switch-mode converter with internal power MOSFETs. It offers a very compact solution to provide a 2A continuous output current over a wide input supply range, with excellent load and line regulation. ECOT control operation provides very fast transient response and easy loop design as well as very tight output regulation. The RY9121E requires a minimal number of readily available, external components and is available in a space saving SOT23-6 package.
  • 快速定位MOS故障的常見方法與解決方案

    快速定位MOS故障的常見方法與解決方案

    在電路設計和應用中，MDD的MOS晶體管是重要的開關元件。當MOS晶體管出現故障時，可能會導致系統無法正常工作，甚至引發損壞。對于MDD FAE工程師來說，快速定位和修復MOS故障是確保系統穩定運行的關鍵。本文MDD將探討常見的MOS故障類型、故障排查方法以及相應的修復方案。
  • RY8336 30V 3A 500KHz Synchronous Step-Down Regulator

    RY8336 30V 3A 500KHz Synchronous Step-Down Regulator

    The RY8336 is a high frequency, synchronous, rectified, step-down, switch-mode converter with internal power MOSFETs. It offers a very compact solution to provide a 3A continuous current over a wide input supply range, with excellent load and line regulation. The RY8336 requires a minimal number of readily available, external components and is available in a space saving ESOP8 package.
  • RY8320 30V 2A 500KHz Synchronous Step-Down Regulator

    RY8320 30V 2A 500KHz Synchronous Step-Down Regulator

    The RY8320 is a high frequency, synchronous, rectified, step-down, switch-mode converter with internal power MOSFETs. It offers a very compact solution to provide a 2A continuous current over a wide input supply range,with excellent load and line regulation. The RY8320 requires a minimal number of readily available, external components and is available in a space saving SOT23-6 package
  • RY8510 Standoff 50V 1A 850KHz Sync Step-Down Regulator

    RY8510 Standoff 50V 1A 850KHz Sync Step-Down Regulator

    The RY8510 device is high-efficiency, synchronous step-down DC/DC regulators. With a wide input range, it issuitable for a wide range of applications, such as power conditioning from unregulated sources. It features a lowRDSON (500m?/300m? typical) internal switch for maximum efficiency (92% typical). Supports PSM mode, theoperating frequency is fixed at 850kHz, allowing the use of small external components while still being able to havelow output voltage ripple. With OVP function, the IC can stand off input voltage as high as 50V
  • RY8411 Standoff 42V 1.2A 800KHz Sync Step-Down Regulator

    RY8411 Standoff 42V 1.2A 800KHz Sync Step-Down Regulator

    The RY8411 device is high-efficiency, synchronous step-down DC/DC regulators. With a wide input range, it is suitable for a wide range of applications, such as power conditioning from unregulated sources. It features a lowRDSON(250m?/150m? typical) internal switch for maximum efficiency (92% typical). Supports PSM mode, theoperating frequency is fixed at 800kHz, allowing the use of small external components while still being able to havelow output voltage ripple. With OVP function, the IC can stand off input voltage as high as 42V.
  • 功率MOS管應用指南：破解參數選擇、導通時間與散熱設計難題

    功率MOS管應用指南：破解參數選擇、導通時間與散熱設計難題

    在電源轉換、工業控制、汽車電子等領域，功率MOS管是實現高效功率控制的核心器件。然而，工程師在應用中常遇到參數選擇、導通時間計算、PCB散熱設計等問題，影響設計效率與系統可靠性。合科泰作為專注半導體模擬芯片與分立器件的國家級高新技術企業，結合多年技術經驗與全流程品質管控能力，針對這些高頻問題總結解答，助力工程師快速突破設計難點。
  • RY8310 30V 1A 1.4MHz Synchronous Step-Down Regulator

    RY8310 30V 1A 1.4MHz Synchronous Step-Down Regulator

    The RY8310 is a high frequency, synchronous, rectified, step-down, switch-mode converter with internal power MOSFETs. It offers a very compact solution to provide a 1A continuous current over a wide input supply range, with excellent load and line regulation. The RY8310 requires a minimal number of readily available, external components and is available in a space saving SOT23-6 package.
  • SLM6900 開關型多節多類型鋰電池充電電路

    SLM6900 開關型多節多類型鋰電池充電電路

    SLM6900是一款支持多節多類型鋰電池或磷酸鐵鋰電池的充電電路，它預置了三節和四節鋰電池充電模式，同時也支持通過外圍分壓電阻調節的其它輸出電壓模式。它是采用300kHz固定頻率的同步降壓型轉換器，因此具有很高的充電效率，自身發熱量極小。 SLM6900包括完整的充電終止電路、自動再充電和一個精確度達±1.0%的充電電壓控制電路，內部集成了輸入低電壓保護、輸出短路保護、電池溫度保護等多種功能。 SLM6900采用TSSOP-14L封裝，外圍應用簡單，作為大容量電池的高效充電器。
  • NS4054 線性鋰離子電池充電管理 IC

    NS4054 線性鋰離子電池充電管理 IC

    NS4054 是一款 4.2V 單節鋰電池充電管理芯片。采用三段式充電過程，即涓流、恒流和恒壓三個充電階段。芯片還支持 0VBAT 浮充。充電電流可以通過 RPROG電阻設定。芯片較少的外部元件數目使得 NS4054 成為便攜式應用的理想選擇。 NS4054 內置有防反接電路模塊，在電池反接時不會損壞芯片。同時芯片內置有過溫保護功能，在芯片溫度過高時會自動調節充電電流，以便在大功率操作或高環境溫度條件下對芯片溫度加以限制。
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