SLVSHM3
November 2026
TPS2HCS05-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
5
Pin Configuration and Functions
5.1
Package
5.2
Pinout A-version
5.3
Version B Package
5.4
Pinout B-version
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
SPI Timing Requirements
6.7
Switching Characteristics
6.8
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Device Functional Modes
8.3.1
State Diagram
8.3.2
Output Control
8.3.2.1
Output Control - Version A
8.3.2.2
Pin 5 Functions (DI or OUT_DIS) - Version A
8.3.2.3
Output Control - Version B
8.3.3
Output Disable Function (OUT_DIS)
8.3.4
SPI Mode Operation
8.3.4.1
SPI
8.3.4.2
Chip Select (CS or nCS)
8.3.4.3
System Clock
8.3.4.4
Serial Data In (SDI) and Serial Data Out (SDO)
8.3.4.5
CRC Error Detection and Checking of Clocks
8.3.4.6
SPI Frame Format
8.3.4.7
GLOBAL_FAULT_TYPE [15:8] Bits
8.3.4.8
SPI Watchdog Function
8.3.4.9
SPI Watchdog Operation - TPS2HCS05A-Q1
8.3.5
Fault Reporting
8.3.6
SLEEP
8.3.7
CONFIG/ACTIVE
8.3.8
LIMP_HOME State (Version A Only)
8.3.8.1
LIMP HOME State Exceptions
8.3.9
Battery Supply Input (VBB) Under-Voltage
8.3.9.1
VBB During Short-to-Ground
8.3.10
LOW POWER MODE (LPM) States
8.3.10.1
MANUAL_LPM State
8.3.10.1.1
System Wakeup from MANUAL_LPM
8.3.10.1.2
Automatic Exit from MANUAL_LPM
8.3.10.2
AUTO_LPM State
8.3.10.2.1
System Wakeup from AUTO_LPM
8.3.10.2.2
Automatic Exit from AUTO_LPM
8.4
Feature Description
8.4.1
Protection Mechanisms
8.4.1.1
Overcurrent Protection
8.4.1.1.1
Inrush Period - Overcurrent Protection
8.4.1.1.1.1
No Capacitive Charging - CAP_CHRG_CHx [1:0] = 00
8.4.1.1.1.2
Current Limit Regulation Capacitive Charging Mode - CAP_CHRG_CHx [1:0] = 10
8.4.1.1.2
Overcurrent Protection - Steady State Operation
8.4.1.1.3
Programmable Fuse Protection
8.4.1.1.4
Immediate Shutdown Overcurrent Protection (IOCP)
8.4.1.1.5
Auto retry and latch-off behavior
8.4.1.1.5.1
Auto retry behavior - No capacitive charging mode (CAP_CHRG_CHx = 00)
8.4.1.1.5.2
Latch-off Behavior - No Capacitive Charging Mode (CAP_CHRG_CHx = 00)
8.4.1.1.5.3
Auto Retry Behavior - Current Limit Regulation Charging Mode (CAP_CHRG_CHx = 10)
8.4.1.1.5.4
Latch-off Behavior - Current Limit Regulation Capactive Charging Mode (CAP_CHRG_CHx = 10)
8.4.1.2
Thermal Shutdown
8.4.1.2.1
Relative Thermal Shutdown (TREL)
8.4.1.2.2
Absolute Thermal Shutdown (TABS)
8.4.1.3
Reverse Battery
8.4.2
Diagnostic Mechanisms
8.4.2.1
Integrated ADC
8.4.2.2
Digital Current Sense Output
8.4.2.3
Output Voltage Measurement
8.4.2.4
MOSFET Temperature Measurement
8.4.2.5
Drain-to-Source Voltage (VDS) Measurement
8.4.2.6
VBB Voltage Measurement
8.4.2.7
VOUT Short-to-Battery and Open-Load
8.4.2.7.1
Measurement with Channel Output (FET) Enabled
8.4.2.7.2
Detection with Channel Output Disabled
8.4.2.7.2.1
Off-State Open Load Detection
8.4.2.7.2.2
Off-State Short-to-Battery Detection
8.4.2.7.2.3
Distinguishing Between Open Load and Short-to-Battery Faults
8.4.3
EEPROM Overview
8.4.3.1
EEPROM Programming Procedure
8.4.3.2
Customer Defined Programmable Registers
9
TPS2HCS05-Q1 Registers
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Thermal Considerations
10.2.2.2
Configuring the Capacitive Charging Mode
10.2.3
Application Curves
10.3
Power Supply Recommendations
10.4
Layout
10.4.1
Layout Guidelines
10.4.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.2
Support Resources
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Revision History
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PWC|18
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvshm3_oa
5
Pin Configuration and Functions