D 類功放芯片選型步驟：從參數匹配到最終驗證
D 類功放芯片選型步驟：從參數匹配到最終驗證
深圳市佰泰盛世科技有限公司
創新型中小企業
聯系人：馬中原
聯系電話：15817302460
聯系地址：深圳市龍崗區坂田街道新天下承運大廈4樓4158
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RY8601 Async Step-Down Regulator
The RY8601 is a current mode monolithic buck switching regulator. Operating with an input range of 4.5V~60V, it supplies 0.6A of continuous output current over a wide input-supply range with excellent load and line regulation. -
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HT7886 100V輸入，3.5A開關限流降壓變換器
HT7886是一款高壓降壓開關穩壓器，可向負載提供高達2A的連續電流。它集成了高壓的高端功率MOSFET，電流限制通常為3.5A。其極寬的5V至100V輸入電壓范圍能適應各種降壓應用，使其成為汽車、工業和照明應用的理想選擇。遲滯電壓模式控制的應用，使其具有良好的瞬態響應能力。開關頻率可高達1MHz，從而允許小尺寸的外圍器件。過熱保護和短路保護（SCP）使芯片具有較好的可靠性和容錯機制。200μA的靜態電流允許HT7886用于電池供電的應用中。 -
RY8401 Sync Step-Down Regulator
The RY8401 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 low RDSON (500m?/300m? typical) internal switch for maximum efficiency (92% typical). -
RY9320 28V 2A 500KHz ECOT PSM Sync Step-Down Regulator
The RY9320 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 PSM control operation provides very fast transient response and easy loop design as well as very tight output regulation. -
AU3116 2 × 60W 模擬輸入雙通道 Class-D 音頻功率放大器
AU3116 低空閑功率損耗，有助于延長藍牙/無線揚聲器和其他電池供電音頻系統的電池壽命。AU3116 器件的效 率非常高，可在雙層 PCB 上提供 2×60W（THD+N=10%）的功率，且無需外部散熱器。AU3116 高級振蕩器/PLL 電路在使用主/從模式選項時，采用多開關頻率選項來避免 AM 干擾，從而可實現多個器件的同步。 AU3116 器件具有短路保護和熱保護以及過壓、欠壓和直流保護，可全面防止出現故障。在過載情況下，器件會將故障情況報告給處理器，從而避免自身遭到損壞。 -
HTR7216（S） 帶自動呼吸功能的18x12陣列LED 驅動器
HTR7216(S)是一款通過1MHz的I2C接口(HTR7216)或10MHz SPI接口(HTR7216S)進行編程的支持18×12陣列的LED驅動芯片，每路SWx都支持8位PWM數據進行獨立調光，并且每路CSx都有8位的直流掃描數據用來支持每個點的256階的線性PWM調光，并且每個CSx都支持256階的直流電流可調節等級。 -
RY9143 16V 4A 500KHz ECOT PWM Sync Step-Down Regulator
The RY9143 is a high frequency, synchronous, rectified, step-down, switch-mode converter with internal power MOSFETs. It offers a very compact solution to provide a 4A continuous output current over a wide input supply range, with excellent load and line regulation. ECOT force-PWM control operation provides very fast transient response and easy loop design as well as very tight output regulation. The RY9143 requires a minimal number of readily available, external components and is available in a space savingSOT23-6 package.