SNVSCK5A
April 2024 – August 2024
TPS3842
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison
5
Pin Configuration and Functions
6
Specification
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Requirements
6.7
Switching Characteristics
6.8
Timing Diagram
6.9
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagrams
7.3
Feature Description
7.3.1
SENSE Input
7.3.1.1
SENSE Hysteresis
7.3.2
Selecting the SENSE Delay Time
7.3.3
Selecting the RESET Delay Time
7.3.4
RESET Output
7.4
Device Functional Modes
7.4.1
Normal Operation (VDD > VDD(min))
7.4.2
Above Power-On Reset but Less Than VDD(min) (VPOR < VDD < VDD(min))
7.4.3
Below Power-On Reset (VDD < VPOR)
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Meeting the Sense and Reset Delay
8.2.3
Application Curve
8.2.4
Power Supply Recommendations
8.2.5
Layout
8.2.5.1
Layout Guidelines
8.2.5.2
Layout Example
9
Device and Documentation Support
9.1
Receiving Notification of Documentation Updates
9.2
Trademarks
9.3
Electrostatic Discharge Caution
9.4
Support Resources
9.5
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DRL|6
MPDS159H
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snvsck5a_oa
1
Features
Wide supply voltage range: 1.9V to 42V
VDD, SENSE, and
RESET
are rated to 42V
Low quiescent current: 850nA (typical)
High threshold accuracy: 0.5% (typical)
Fixed internal threshold voltages: 2.7V to 9.5V
Adjustable voltage variant: 0.7V
Capacitor programmable adjustable delay time with CTR pin
Capacitor programmable de-glitch time with CTS pin
Open-drain, active-low output
Temperature range: –40°C to 125°C
Small size: SOT5X3 (DRL)