ADA4432-1/ADA4433-1

Data Sheet

Rev. A | Page 2 of 28

TABLE OF CONTENTS

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

Applications....................................................................................... 1

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

Functional Block Diagrams............................................................. 1

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

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

ADA4432-1 Specifications .......................................................... 3

ADA4433-1 Specifications .......................................................... 4

Absolute Maximum Ratings............................................................ 6

Thermal Resistance ...................................................................... 6

Maximum Power Dissipation ..................................................... 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 9

ADA4432-1 Typical Performance Characteristics................... 9

ADA4433-1 Typical Performance Characteristics................. 12

Theory of Operation ...................................................................... 15

Short Circuit (Short-to-Ground) Protection.............................. 15

Overvoltage (Short-to-Battery) Protection ................................ 15

Short-to-Battery Output Flag ................................................... 15

ESD Protection ........................................................................... 16

Enable/Disable Modes (ENA Pin) ........................................... 16

Operating Supply Voltage Range.............................................. 16

Applications Information .............................................................. 17

Methods of Transmission.......................................................... 17

Printed Circuit Board (PCB) Layout ....................................... 17

Configuring the ADA4433-1 for Single-Ended Input Signals... 18

Pin-Compatible ADA4432-1 and ADA4433-1 ...................... 19

Typical Application Circuits ..................................................... 20

Fully DC-Coupled Transmission Line .................................... 22

Low Power Considerations....................................................... 23

Outline Dimensions....................................................................... 24

Ordering Guide .......................................................................... 25

Automotive Products................................................................. 25

REVISION HISTORY

5/12—Rev. 0 to Rev. A

Added ADA4432-1 and 6-Lead SOT-23 .........................Universal

Added Figure 1; Renumbered Sequentially .................................. 1

Added Table 1; Renumbered Sequentially .................................... 3

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

Added Figure 4, Figure 5, Table 5, and Table 6............................. 7

Added Figure 7 to Figure 24............................................................ 9

Changes to Operating Supply Voltage Range Section ............... 16

Added Methods of Transmission Section, Pseudo Differential

Mode (Unbalanced Source Termination) Section, Figure 43,

Pseudo Differential Mode (Balanced Source Impedance)

Section and Figure 44..................................................................... 17

Changed Fully Differential Transmission Mode Section to Fully

Differential Mode Section ............................................................. 17

Added Pin Compatible ADA4432-1 and ADA4433-1 Section,

Example Configuration for Package-Compatible PCB Section,

and Figure 48 to Figure 51 ............................................................ 19

Added Figure 52 ............................................................................. 20

Added Figure 54 ............................................................................. 22

Added Low Power Consideration, Figure 56, and Figure 57.... 23

Updated Outline Dimensions....................................................... 24

Changes to Ordering Guide.......................................................... 25

4/12—Revision 0: Initial Version