位置:RK818-3 > RK818-3详情
RK818-3中文资料
RK818-3数据手册规格书PDF详情
Feature
Input range: 3.8V - 6V for USB input 2.7V - 4.5V for BAT input
Switch mode Li-ion battery charger providing charging current up to 3A.
Power path controller with 5A current path.
Accurate battery fuel gauge.
Real time clock RTC
Low standby current of less than 40uA (at 32KHz clock frequency)
2MHz switching frequency for the buck converters
1MHz switching frequency for the boost converter
Fast transient response due to the current mode architecture
Internal frequency compensation and soft start
Programmable output voltage and power up/down sequence through I2C interface
Proprietary circuit architecture achieving high efficiency
Internal discharge path in off state for BUCs and LDOs
Power channels:
Ch1: Synchronous buck converter, 4A max
Ch2: Synchronous buck converter, 4A max
Ch3: Synchronous buck converter, 2.5A max
Ch4: Synchronous buck converter, 2.5A max
Ch5: Synchronous boost converter, 2.5A max
Ch6 7, Ch9 and Ch11: LDOs, 150mA max
Ch8: Low noise, high PSRR LDO ,100mA max
Ch10, 12,14: LDOs, 300mA max
Ch13: LDO, 400mA max
Ch15: Low Rdson switch,0.15ohm Vgs=3V
Ch16: HDMI5V switch 80mA max
Ch17 OTG switch 800mA max
Fixed and programmable power up/down sequences
Package: 7mmx7mm QFN68
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
ROCKCHIP |
24+ |
QFN-68 |
5000 |
ROCKCHIP原厂支持只做自己现货 |
|||
ROCKCHIP |
21+ |
QFN |
8000 |
全新原装 公司现货 价格优 |
|||
ROCKCHIP |
23+ |
QFN |
50000 |
全新原装正品现货,支持订货 |
|||
ROCKCHIP |
19+ |
QFN-68 |
902 |
原装正品,现货QQ2885499103 |
|||
ROCKCHIP |
22+ |
SMD |
628 |
||||
ROCKCHIP |
24+ |
NA/ |
3296 |
原厂直销,现货供应,账期支持! |
|||
ROCKCHIP |
24+ |
QFN |
39500 |
进口原装现货 支持实单价优 |
|||
ROCKCHIP/瑞芯微 |
24+ |
8600 |
正品原装,正规渠道,免费送样。支持账期,BOM一站式配齐 |
||||
ROCKCHIP/瑞芯微 |
24+ |
BGA |
60000 |
||||
RockChip(瑞芯微) |
25+ |
封装 |
500000 |
源自原厂成本,高价回收工厂呆滞 |
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RK818-3 芯片相关型号
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Datasheet数据表PDF页码索引
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