TPS3831_16 Datasheet, PDF (2/31 Pages) Texas Instruments – Ultralow Power, Supply Voltage Monitor

TPS3831, TPS3839
SBVS193D – JUNE 2012 – REVISED JULY 2015
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Device Options....................................................... 4
6 Pin Configuration and Functions ......................... 5
7 Specifications......................................................... 6
7.1 Absolute Maximum Ratings ...................................... 6
7.2 ESD Ratings.............................................................. 6
7.3 Recommended Operating Conditions....................... 6
7.4 Thermal Information .................................................. 6
7.5 Electrical Characteristics........................................... 7
7.6 Timing Requirements ................................................ 8
7.7 Typical Characteristics .............................................. 9
8 Detailed Description ............................................ 11
8.1 Overview ................................................................. 11
8.2 Functional Block Diagram ....................................... 11
8.3 Feature Description................................................. 11
8.4 Device Functional Modes........................................ 12
9 Applications and Implementation ...................... 13
9.1 Application Information............................................ 13
9.2 Typical Application .................................................. 13
10 Power Supply Recommendations ..................... 15
11 Layout................................................................... 15
11.1 Layout Guidelines ................................................. 15
11.2 Layout Example .................................................... 15
12 Device and Documentation Support ................. 16
12.1 Device Support...................................................... 16
12.2 Documentation Support ........................................ 16
12.3 Related Links ........................................................ 16
12.4 Community Resources.......................................... 16
12.5 Trademarks ........................................................... 16
12.6 Electrostatic Discharge Caution ............................ 16
12.7 Glossary ................................................................ 17
13 Mechanical, Packaging, and Orderable
Information ........................................................... 17
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision C (February 2015) to Revision D
Page
• Changed µA to nA in document title....................................................................................................................................... 1
• Added TPS3839G25 to document ......................................................................................................................................... 1
• Changed Applications section: moved Metering bullet to second in list, changed Tablets bullet, added Wearables bullet .. 1
• Changed first paragraph of Description section .................................................................................................................... 1
• Changed Device Information table: changed Package Size column heading and value of SOT-23 row ............................. 1
• Added TPS3839G25 row to Device Options table ................................................................................................................ 4
• Changed Thermal Information table ...................................................................................................................................... 6
• Changed V_IT– and V_hys parameters in Electrical Characteristics table: changed test conditions, added TPS3839G25 rows 7
Changes from Revision B (April 2013) to Revision C
Page
• Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation
section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and
Mechanical, Packaging, and Orderable Information section ................................................................................................. 1
• Changed title of data sheet ................................................................................................................................................... 1
• Changed Operating Supply Voltage bullet from 0.6 V to 0.9 V.............................................................................................. 1
• Changed last sentence of Description section ...................................................................................................................... 1
• Changed front page figure ..................................................................................................................................................... 1
• Added MR parameter to Absolute Maximum Ratings ........................................................................................................... 6
• Changed condition statement for Electrical Characteristics .................................................................................................. 7
• Changed V_(VO) parameter symbol to V_POR ............................................................................................................................. 7
• Changed Figure 1................................................................................................................................................................... 8
• Changed Functional Block Diagram; added hysteresis symbol to op amp .......................................................................... 11
• Deleted Typical Application Circuit figure ............................................................................................................................. 13
2
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