AD8436

Data Sheet

Rev. E | Page 2 of 21

TABLE OF CONTENTS

Features .............................................................................................. 1

 

Functional Block Diagram .............................................................. 1

 

General Description ......................................................................... 1

 

Revision History ............................................................................... 2

 

Specifications..................................................................................... 3

 

Absolute Maximum Ratings............................................................ 4

 

ESD Caution.................................................................................. 4

 

Pin Configurations and Function Descriptions ........................... 5

 

Typical Performance Characteristics ............................................. 6

 

Test Circuits....................................................................................... 9

 

Theory of Operation ...................................................................... 10

 

Overview ..................................................................................... 10

 

Applications Information .............................................................. 12

 

Using the AD8436 ...................................................................... 12

 

Additional Information ............................................................. 15

 

AD8436 Evaluation Board ............................................................ 17

 

Outline Dimensions ....................................................................... 20

 

Ordering Guide .......................................................................... 21

 

REVISION HISTORY

3/2017—Rev. D to Rev. E

Changed CP-20-10 to CP-20-8 .................................... Throughout

Changes to Outline Dimensions................................................... 21

Changes to Ordering Guide .......................................................... 22

10/2015—Rev. C to Rev. D

Changes to Figure 5 to Figure 8 ...................................................... 6

7/2015—Rev. B to Rev. C

Changes to Table 2............................................................................ 4

Changes to Figure 5 to Figure 7 ...................................................... 6

Changes to Figure 21........................................................................ 9

Changes to Using the FET Input Buffer Section ........................ 14

Changes to Single-Supply Section and Figure 39 ....................... 15

Added Additional Information Section....................................... 15

Changes to AD8436 Evaluation Board Section and A Word

About Using the AD8436 Evaluation Board Section................... 17

Added Single-Supply Operation Section..................................... 17

Changes to Ordering Guide .......................................................... 21

1/2013—Rev. A to Rev. B

Added B Grade Throughout .............................................Universal

Changes to Figure 1 and changes to General Description .......... 1

Changes to Table 1............................................................................ 3

Changes to Figure 3 ......................................................................... 5

Changes to Figure 9 and Figure 10................................................. 6

Changes to FET Input Buffer Section .......................................... 11

Changes to Averaging Capacitor Considerations—RMS

Accuracy Section and changes to Figure 28................................ 12

Deleted Capacitor Construction Section; added CAVG

Capacitor Styles Section................................................................. 13

Added Converting to Average Rectified Value Section............. 15

Changes to Figure 41...................................................................... 16

Changes to Evaluation Board Section.......................................... 17

Changes to Figure 48...................................................................... 19

Changes to Outline Dimensions................................................... 20

Changes to Ordering Guide .......................................................... 21

7/2012—Rev. 0 to Rev. A

Added 20-Lead QSOP .......................................................Universal

Changes to Features Section and General Description Section..1

Changes to Table 1.............................................................................3

Changes to Table 2.............................................................................4

Changes to Table 3 and added Figure 4 and added Table 4;

Renumbered Sequentially ................................................................5

Changes to Equation 1 and change to Column One Heading

in Table 5.......................................................................................... 10

Changes to Averaging Capacitor Considerations—RMS

Accuracy and to Post Conversion Ripple Reduction Filter

and changes to Figure 27 Caption................................................ 12

Changes to Figure 30 to Figure 32................................................ 13

Changes to Using the FET Input Buffer Section and Using the

Output Buffer Section.................................................................... 14

Changes to Figure 38 and Figure 41 and added Converting

to Rectified Average Value Section .............................................. 15

Changes to Figure 41...................................................................... 16

Changes to Figure 42 to Figure 46................................................ 17

Changes to Figure 47 and Figure 48............................................. 18

Updated Outline Dimensions....................................................... 19

Changes to Ordering Guide .......................................................... 20

7/2011—Revision 0: Initial Version