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PL84052 Dual Constant Current Step-Down Switching Converter

PL84052 is a PWM controller, designed for highperformance synchronous Buck DC/DC applications with input voltages 3.0 V to 32 V(36 V maximum).PL84052 employs Constant ON time control. The switching frequency could be set to 150kHz,300kHz600kHz or 1200kHz based on different resistor value between FREQ pin and GND pin. The device also features a programmable soft-start function and offers all kinds of protection features including cycle-by-cycle current limiting, input under voltage lockout (UVLO),output over voltage protection (OVP), thermal shutdow and output short protection etc.

2025-11-25 708 關鍵詞： PL84052 降壓式開關轉換器雙路恒流汽車啟停系統工業電源應用
RY9121 17V 2A 500KHz ECOT Force-PWM Sync Step-Down Regulator

The RY9121 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 RY9121 requires a minimal number of readily available, external components and is available in a space saving SOT23-6 package.

2025-11-25 665 關鍵詞： RY9121 降壓調節器同步開關模式 ECOT模式數字設備供電
MOSFET在電源控制中到底扮演什么角色？

MOS管是現代電源控制的基石，深入理解其功能與應用特性，是設計高性能電源系統的關鍵。合科泰以全流程品質管控與技術支持，為工程師提供可靠的MOS管解決方案，助力實現高效、穩定的電源設計。若需進一步了解合科泰MOS管的參數或應用方案，歡迎留言咨詢！

2025-11-25 708 關鍵詞： MOS管電源轉換高效節能應用場景合科泰
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.

2025-11-25 506 關鍵詞： RY9121E 降壓調節器同步開關模式 ECOT模式數字設備應用
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。

2025-11-25 650 關鍵詞： MDD MOS晶體管故障類型故障排查修復方案電路穩定運行
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.

2025-11-25 474 關鍵詞： RY8336 同步降壓調節器開關模式轉換器數字設備應用過流過壓保護
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

2025-11-25 432 關鍵詞： RY8320 降壓調節器同步降壓開關模式轉換器數字設備供電
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

2025-11-25 392 關鍵詞： RY8510 降壓調節器同步降壓DC/DC 電池供電設備便攜式儀器
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.

2025-11-25 334 關鍵詞： RY8411 降壓調節器同步降壓DC/DC 電池供電設備便攜式儀器
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。

2025-11-24 426 關鍵詞：功率MOS管參數選擇導通時間計算 PCB散熱設計合科泰