SLVSE42B
October 2017 – September 2019
TPS27S100
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Typical Application Schematic
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
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 – Current Monitor Characteristics
6.7
Switching Characteristics
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Accurate Current Monitor
7.3.2
Adjustable Current Limit
7.3.3
Inductive-Load Switching-Off Clamp
7.3.4
Full Protections and Diagnostics
7.3.4.1
Short-to-GND and Overload Detection
7.3.4.2
Open-Load Detection
7.3.4.3
Short-to-Supply Detection
7.3.4.4
Thermal Fault Detection
7.3.4.5
UVLO Protection
7.3.4.6
Loss of GND Protection
7.3.4.7
Reverse Current Protection
7.3.4.8
Protection for MCU I/Os
7.4
Device Functional Modes
7.4.1
Working Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.2.1
Without a GND Network
10.2.2
With a GND Network
11
Device and Documentation Support
11.1
Receiving Notification of Documentation Updates
11.2
Community Resources
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RRK|16
MPQF550A
PWP|14
MPDS370A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvse42b_oa
slvse42b_pm
1
Features
80-mΩ Single-channel High-side switch with full diagnostics
TPS27S100A: Open-drain status output
TPS27S100B: Current monitor analog output
Wide operating voltage 3.5 V to 40 V
Very-low standby current, <0.5 µA
Operating junction temperature, –40 to 150°C
Input control, 3.3-V and 5-V logic compatible
High-accuracy current monitor, ±30 mA at 1 A
Adjustable current limit (0.5-A to 6-A) with external resistor, ±20% at 0.5 A
Diagnostic enable function for multiplexing of MCU, analog or digital interface
Excellent ESD protection on IN and OUT pins
±16 kV IEC 61000-4-2 ESD contact discharge
±4 kV IEC 61000-4-4 Electrical fast transient
±1.0 kV/42 Ω IEC 61000-4-5 Surge
Protection
Overload and short-circuit-to-GND protection
Inductive load negative voltage clamp
Undervoltage lockout (UVLO) protection
Thermal shutdown and swing with self recovery
Loss of GND protection
Diagnostic
On- and Off-State output Open-Load / short to supply detection
Overload and short to ground detection
Thermal shutdown and swing detection
Thermally-Enhanced 14-Pin PWP or 16-Pin QFN package