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RT5112A是一款智能型电源管理IC,由2路低耗电的HCOT模式Buck转换器和4路高PSRR、低压差线性稳压器构成,各通道启停时序、输出电压和动态电压调整速率可经I2C接口对内部寄存器的设定而进行控制,内建有输出电压过压/欠压保护、过流保护和过热保护功能,以WL-CSP-25B 2.2x2.3 (BSC) 封装形式供货。
硬件使能控制引脚
I2C控制接口
通道启停时序控制
IRQ中断请求输出
过压保护
欠压保护
过流保护
过热保护
WL-CSP-25B 2.2x2.3 (BSC) 封装 Buck转换器
输入电压范围:2.5V至5.5V
可程控输出电压范围:0.6V至3.3V,12.5mV/级
最大持续负载能力:1.2A
HCOT控制架构
低静态耗电 4路低压差线性稳压器
输入电压范围:1.9V至5.5V
可程控输出电压范围:0.6V至3.775V,25mV/级
LDO1/2 PSRR指标:70dB@1kHz,40dB@100kHz
LDO3/4 PSRR指标:50dB@1kHz,40dB@10kHz
负载能力:300mA
低静态耗电
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