NXP Semiconductors MC34VR500 多路输出直流/直流调节器
飞思卡尔MC34VR500 多路输出直流-直流调节器是高效四通道降压调节器,具有最高 4.5A 的输出和五个用户可编程的 LDO。凭借四通道降压调节器和五个 LDO 输出通道,MC34VR500 能够同时满足网络处理器和其他外设的供电需求,大幅降低设计复杂性并缩减物料清单(BOM)。MC34VR500是一款高度集成的硬件,用户可通过I2C 对其输出电压、频率和上电顺序进行编程。MC34VR500 具有独特的可编程多 DC/DC 和 LDO 输出,非常适合基于 QorIQ LS1 网络通信处理器的电源系统解决方案。多款 QorIQ LS1 网络通信处理器参考平台采用了 MC34VR500 器件。一起使用这两种器件,客户将获得来自一家供应商的平台级解决方案,从而加快产品上市速度并减少工程设计工作量。特性
- Optimized to work with QorIQ LS102x communications processors (LS1020A, LS1021A, LS1022A)
- Vin = 3.3 Vbus (2.8V to 4.5V supply)
- High Integration
- Four independent buck converters
- Five user-programmable LDOs
- DDR Reference
- Power control logic with processor interface and event detection
- Extreme User Programmability
- Customizable preprogrammed output voltages, sequencing or timing available
- Dynamic regulator control of voltage, current limit, and frequency via I2C
- Forced PWM/PFM or APS operation
- High power 8 x 8 mm QFN wettable flank package
- High full load efficiency with 91% peak
应用
- Internet of Things (IoT) gateway
- Mobile wireless router
- MFP printer
- Network attached storage
- Automatic teller machine
Block Diagram
Application Diagram
发布日期: 2014-11-17
| 更新日期: 2022-03-11
