ADP1046
目录
特点................................................. ............................................. 1
应用................................................. ...................................... 1
概述................................................ ......................... 1
典型应用电路............................................... .............. 1
修订历史................................................ ............................... 3
功能框图............................................... ............... 4
规格................................................. .................................... 5
绝对最大额定值............................................... ........... 10
热阻................................................ .................... 10
焊接................................................. ..................................... 10
ESD注意事项................................................ ................................ 10
引脚配置和功能描述........................... 11
典型性能特征........................................... 13
工作原理............................................... ....................... 15
电流检测................................................ .............................. 15
电压检测和控制回路............................................. 16
ADC的................................................. ........................................... 16
VS1操作（ VS1 ） ............................................. .................... 16
VS2操作（ VS2 ） ............................................. .................... 17
VS3操作（ VS3 + ， VS3- ） .......................................... ......... 17
电压线路前馈和ACSNS .................................... 17
数字滤波器................................................ ................................ 17
PWM和同步整流输出（ OUTA ， OUTB ， OUTC ，
OUTD ， OUTAUX ， SR1 ， SR2 ） .......................................... ......... 18
同步整流................................................ ........ 19
SR （同步整流）延迟............................................ 19
自适应死区时间控制.............................................. ...... 19
轻负载模式............................................... ......................... 19
调制限制................................................ ....................... 19
软启动................................................ ...................................... 20
OrFET控制（ GATE ） ............................................. ............... 22
VDD ................................................. ............................................ 24
VDD / VCORE OVLO .............................................. .................. 24
电源良好................................................ ................................. 24
电流共享（分享） ............................................. ............... 25
供电系统和故障监测............................... 27
旗................................................. ............................................. 27
监控功能................................................ ................ 27
电压读数................................................ ........................ 27
当前读数................................................ ........................ 27
数据表
功率读数................................................ .......................... 28
电源监控精度............................................... ...... 28
第一个标志故障ID和值寄存器................................... 28
外部输入标志（ FLAGIN引脚） .......................................... 28
温度读数（ RTD引脚） ........................................... 28
过温保护（ OTP ） ........................................ 29
过电流保护（ OCP ） ............................................. ... 29
恒流模式............................................... ............. 30
过电压保护（ OVP ） ............................................. .... 30
欠压保护（ UVP ） ............................................. 31
AC感应（ ACSNS ） ............................................. ........................ 31
伏秒平衡.............................................. .................... 32
数字载重线和压摆率............................................ .. 32
电源校准和微调............................................ 33
CS1修剪................................................ ...................................... 33
CS2修剪................................................ ...................................... 33
电压校准和微调.............................................. ..... 34
输出电压设定（ VS3 + ， VS3-微调） ........................... 34
VS1修剪................................................ ...................................... 34
VS2修剪................................................ ...................................... 34
RTD / OTP修剪.............................................. ............................ 34
ACSNS校准和微调.............................................. ..... 35
布局指南................................................ ........................... 36
CS2 +和CS2 -.............................................. ............................. 36
VS3 +和VS3 -.............................................. ............................. 36
VDD ................................................. ............................................ 36
SDA和SCL ............................................... ............................... 36
CS1 ................................................. .............................................. 36
裸露焊盘................................................ ................................ 36
VCORE ................................................. ....................................... 36
RES ................................................. .............................................. 36
RTD ................................................. ............................................. 36
AGND ，DGND和PGND ............................................ .......... 36
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C接口通信............................................... ....... 37
功能................................................. ....................................... 37
概述................................................. .................................... 37
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C类地址................................................ .................................. 37
数据传输................................................ ............................... 37
通用呼叫支持............................................... .................. 39
10位寻址.............................................. ......................... 39
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