SLVSD72D
December 2015 – December 2019
TPS2H000-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application Schematic
Driving a Capacitive Load With Adjustable Current Limit
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Switching Characteristics
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Pin Current and Voltage Conventions
8.3.2
Accurate Current Sense
8.3.3
Adjustable Current Limit
8.3.4
Inductive-Load Switching-Off Clamp
8.3.5
Fault Detection and Reporting
8.3.5.1
Diagnostic Enable Function
8.3.5.2
Multiplexing of Current Sense
8.3.5.3
Fault Table
8.3.5.4
STx and FAULT Reporting
8.3.6
Full Diagnostics
8.3.6.1
Short-to-GND and Overload Detection
8.3.6.2
Open-Load Detection
8.3.6.2.1
Channel On
8.3.6.2.2
Channel Off
8.3.6.3
Short-to-Battery Detection
8.3.6.4
Reverse Polarity Detection
8.3.6.5
Thermal Fault Detection
8.3.6.5.1
Thermal Shutdown
8.3.7
Full Protections
8.3.7.1
UVLO Protection
8.3.7.2
Loss-of-GND Protection
8.3.7.3
Protection for Loss of Power Supply
8.3.7.4
Reverse-Current Protection
8.3.7.5
MCU I/O Protection
8.4
Device Functional Modes
8.4.1
Working Modes
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Examples
11.2.1
Without a GND Network
11.2.2
With a GND Network
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Community Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PWP|16
MPDS371A
Thermal pad, mechanical data (Package|Pins)
PWP|16
PPTD312C
Orderable Information
slvsd72d_oa
slvsd72d_pm
7.7
Typical Characteristics
Figure 5.
UVLO Voltage Threshold
Figure 7.
DIAG_EN Voltage Threshold
Figure 9.
Body-Diode Forward Voltage
Figure 11.
Channel-1 FET On-Resistance
Figure 13.
Current-Sense Ratio at 1 mA
Figure 15.
Current-Sense Ratio at 5 mA
Figure 17.
Current-Sense Ratio at 50 mA
1.
Figure 19.
Current-Sense Ratio at 200 mA
Figure 21.
Current-Limit Ratio at 50 mA
Figure 23.
Current-Limit Ratio at 200 mA
Figure 6.
INx Voltage Threshold
A
Figure 8.
SEL Voltage Threshold
Figure 10.
Drain-to-Source Clamp Voltage
Figure 12.
Channel-2 FET On-Resistance
Figure 14.
Current-Sense Ratio at 2 mA
Figure 16.
Current-Sense Ratio at 25 mA
1.
Figure 18.
Current-Sense Ratio at 100 mA
1.
Figure 20.
Current-Sense Ratio at 300 mA
Figure 22.
Current-Limit Ratio at 100 mA
Figure 24.
Current-Limit Ratio at 500 mA