REF19x Series

Rev. I | Page 2 of 28

TABLE OF CONTENTS

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

....................................................................................................... 11

....................................................................................................... 12

....................................................................................................... 14

Wafer Test Limits........................................................................ 14

Absolute Maximum Ratings ......................................................... 15

Thermal Resistance .................................................................... 15

ESD Caution................................................................................ 15

Typical Performance Characteristics ........................................... 16

Applications..................................................................................... 19

Output Short-Circuit Behavior ................................................ 19

Device Power Dissipation Considerations.............................. 19

Output Voltage Bypassing ......................................................... 19

Sleep Mode Operation............................................................... 19

Basic Voltage Reference Connections ..................................... 19

Membrane Switch-Controlled Power Supply ......................... 19

Current-Boosted References with Current Limiting............. 20

Negative Precision Reference without Precision Resistors ... 20

Stacking Reference ICs for Arbitrary Outputs ....................... 21

Precision Current Source .......................................................... 21

Switched Output 5 V/3.3 V Reference..................................... 22

Kelvin Connections.................................................................... 22

Fail-Safe 5 V Reference.............................................................. 23

Low Power, Strain Gage Circuit ............................................... 24

Outline Dimensions ....................................................................... 25

Ordering Guide .......................................................................... 26

REVISION HISTORY

9/06—Rev. H to Rev. I

Updated Format..................................................................Universal

Changes to Table 25 ....................................................................... 15

Changes to Figure 6........................................................................ 16

Changes to Figure 10, Figure 12, Figure 14, and Figure 16....... 17

Changes to Figure 18...................................................................... 18

Changes to Figure 20...................................................................... 19

Changes to Figure 23...................................................................... 20

Changes to Figure 25...................................................................... 21

Updated Outline Dimensions ....................................................... 25

Changes to Ordering Guide .......................................................... 26

6/05—Rev. G to Rev. H

Updated Format..................................................................Universal

Changes to Caption in Figure 7 .................................................... 16

Updated Outline Dimensions ....................................................... 25

Changes to Ordering Guide .......................................................... 26

7/04—Rev. F to Rev. G

Changes to Ordering Guide .............................................................4

3/04—Rev. E to Rev. F

Updated Absolute Maximum Rating ..............................................4

Changes to Ordering Guide .......................................................... 14

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

1/03—Rev. D to Rev. E

Changes to Figure 3 and Figure 4................................................. 15

Changes to Output Short Circuit Behavior................................. 17

Changes to Figure 20...................................................................... 17

Changes to Figure 24...................................................................... 19

Updated Outline Dimensions....................................................... 23

1/96—Revision 0: Initial Version