参数资料
型号: ADM1041A-EVALZ
厂商: Analog Devices Inc
文件页数: 23/56页
文件大小: 0K
描述: BOARD EVAL FOR ADM1041A
标准包装: 1
主要目的: AC/DC,次级
输出及类型: 1,非隔离
功率 - 输出: 24W
输出电压: 12V
电流 - 输出: 2A
输入电压: 85 ~ 132VAC
板类型: 完全填充
已供物品: 板,线缆,软件
已用 IC / 零件: ADM1041A
ADM1041A
SHARE_OK DETECTOR
Incorrect current sharing is a useful early indicator that there is
some sort of noncatastrophic problem with one of the power
supplies in a parallel system. Two comparators are used to
of the I SHARE error amplifier, which indicates that the current
share loop has lost control. One of four possible error levels
must be configured via the SMBus. See Figure 15.
detect an excessive positive or negative error voltage at the input
TO VOLTAGE ERROR AMP
I SHARE ERROR
AMPLIFIER
V REF
V DD
22
SCMP
CURRENT-
SHARE
OFFSET
(V SHARE ,
I SHARE
CLAMP
IOUT = 0)
I SHARE DRIVE
AMPLIFIER
+12V
FROM
CURRENT
SENSE
R
9R
SHAREOK
DIFFERENTIAL
SENSE
60 μ A
24
23
SHRO
GAIN = (R1 + R2)/R2
SHARE BUS
1N4148
R1
SHRS+
V REF
SET CURRENT-
LIMIT LEVEL
CURRENT-
ERROR AMP
50mV
50mV
20
V S –/SHRS–
GAIN = (R1+R2)/R2
R2
REMOTE
–VE SENSE
70 μ A
CURRENT LIMIT
DIFF. VOLTAGE SENSE
CURRENT SHARE
1V 3V
CAPTURE
5
V CMP
VOLTAGE
ERROR AMP
V REF
SOFT-
START
RAMP UP
Figure 15. Current-Share Circuit and Soft Start
Rev. 0 | Page 23 of 56
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相关代理商/技术参数
参数描述
ADM1041ARQ 功能描述:IC PWR SUPP MON/LOAD SHAR 24QSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 电源控制器,监视器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 应用:多相控制器 输入电压:- 电源电压:9 V ~ 14 V 电流 - 电源:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(5x5) 包装:带卷 (TR)
ADM1041ARQ-2 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述:
ADM1041ARQ-REEL 制造商:AD 制造商全称:Analog Devices 功能描述:Secondary-Side Controller with Current Share and Housekeeping
ADM1041ARQ-REEL7 功能描述:IC PWR SUP MON/LOAD SHARE 24QSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 电源控制器,监视器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 应用:多相控制器 输入电压:- 电源电压:9 V ~ 14 V 电流 - 电源:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(5x5) 包装:带卷 (TR)
ADM1041ARQZ 功能描述:IC PWR SUPP MON/LOAD SHAR 24QSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电源控制器,监视器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 应用:多相控制器 输入电压:- 电源电压:9 V ~ 14 V 电流 - 电源:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(5x5) 包装:带卷 (TR)