参数资料
型号: AD8436JCPZ-WP
厂商: Analog Devices Inc
文件页数: 16/24页
文件大小: 0K
描述: IC CONV TRUE RMS-DC LP 20LFCSP
产品培训模块: Introduction to Analog RMS-to-DC Technology: Converters and Applications
标准包装: 64
电流 - 电源: 325µA
电源电压: ±2.4 V ~ 18 V,4.8 V ~ 36 V
安装类型: 表面贴装
封装/外壳: 20-WFQFN 裸露焊盘,CSP
供应商设备封装: 20-LFCSP-WQ(4x4)
包装: 托盘 - 晶粒
AD8436
DISCONNECTING CAVG DEFAULTS THE
COMPUTED RESULT TO AVERAGE-VALUE.
A MINIMUM OF 470pF CAPACITANCE IS
REQUIRED TO MAINTAIN STABILITY
CAPACITOR CAVG COMPUTES THE
MEAN IN THE IMPLICIT RMS
EXPRESSION. FOR SMALL VALUES
VCC
Data Sheet
OF CAVG, THE AC INPUT WAVEFORM
WILL STILL BE FULLY RECTIFIED AND
APPEAR AT THE OUTPUT.
+
CAVG
10μF
470pF 0.1μF
20
19
18
17
16
SUM CAVG
CCF
VCC IBUFV+
1 DNC
OBUFV+
15
10μF
2
3
4
RMS
IBUFOUT
IBUFIN–
AD8436
OBUFOUT
OBUFIN–
OBUFIN+
14
13
12
DC
OUT
AC IN
0.47μF
5
IBUFIN+
IGND
11
10MΩ
IBUFGN DNC OGND OUT
VEE
6
7
8
9
10
VEE
CAPACITOR CLPF, IN CONJUNCTION WITH
THE INTERNAL 16kΩ OUTPUT RESISTOR
FILTERS THE RECTIFIED OUTPUT, YIELDING
CLPF
3.3μF
THE AVERAGE-RECTIFIED VALUE.
Figure 41. Configuration for Average Rectified Value
Rev. B | Page 16 of 24
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