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LP3971SQ-B510
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Category:Battery management chip
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Product Name:Power management unit for advanced application processors
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Manufacturers:NSC
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Production Batch Number:07+
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Encapsulation:QFN
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Stock Status:There is stock
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Stock Quantity:8500
- Minimum order quantity: 1
- Details:
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peculiarity
- 兼容先进的应用处理器需要DVM(动态电压管理)
- 三降压稳压器为驱动高电流的处理器功能或I / O
- 6的LDO供电的RTC,外设和I / O的
- 备用电池充电器,锂锰纽扣电池和超级电容器的自动切换
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I 2 C兼容的高速串行接口
- 软件控制调节功能和设置
- Precision internal reference
- Thermal overload protection
- Current overload protection
- 微小的40引脚5x5毫米的LLP封装
illustrate
LP3971是一种多功能,可编程电源管理单元,尤其是先进的应用处理器设计。 LP3971是低功耗的手持式应用进行了优化,并提供6个低压差,低噪声线性稳压器,三个直流/直流磁降压稳压器,后备电池充电器和两个GPIO。 包括一个高速串行接口以及开/关控制方案单独的稳压器输出电压。
Main specifications Buck regulator
- 从0.725到3.3V的Programmable的V OUT
- 效率高达95%
- 高达1.6A的输出电流
- ± 3% output voltage accuracy
LDO的
- Programmable VOUT为1.0V - 3.3V
- ± 3% output voltage accuracy
- 150/300/370 mA的输出电流
- LDO的RTC的30 mA的
- LDO的1 300 mA的
- LDO的2 150 mA的
- LDO的3 150 mA的
- LDO的4 150 mA的
- LDO的5 370 mA的
- 压差为100 mV(典型值)
apply
- PDA phones
- Smartphones
- Personal media player
- Digital cameras
- Application processor
- Marvell公司的PXA
- Freescale
- Samsung
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