位置:RK818-2 > RK818-2详情

RK818-2中文资料

厂家型号

RK818-2

文件大小

3568.78Kbytes

页面数量

93

功能描述

Input range: 3.8V - 6V for USB input 2.7V - 4.5V for BAT input

数据手册

下载地址一下载地址二

生产厂商

ROCKCHIP

RK818-2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

更新时间:2025-11-30 8:01:00
供应商 型号 品牌 批号 封装 库存 备注 价格
ROCKCHIP
18+
QFN
100
原装现货
ROCKCHIP
1526
SMD
38
全新、原装
ROCKCHIP
25+
QFN68
15000
全新原装现货,价格优势
ROCKCHIP
2447
QFN-68
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
ROCKCHIP
23+
QFN
50000
全新原装正品现货,支持订货
ROCKCHIP
2022+
QFN
3000
原厂代理 终端免费提供样品
ROCKCHIP
QFN
2000
一级代理 原装正品假一罚十价格优势长期供货
ROCKCHIP
22+
QFN
100000
代理渠道/只做原装/可含税
ROCKCHIP
24+
NA/
1042
优势代理渠道,原装正品,可全系列订货开增值税票
ROCKCHIP
24+
SMD
990000
明嘉莱只做原装正品现货