SNVSCP5B
April 2025 – May 2026
TPS7H3024-SP
,
TPS7H3034-SP
,
TPS7H3124-SP
,
TPS7H3134-SP
PRODMIX
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
5
Pin Configuration and 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
6.7
Quality Conformance Inspection
6.8
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Input Voltage (IN), VLDO, and REFCAP
8.3.1.1
Undervoltage Lockout (VPOR_IN < VIN < UVLO)
8.3.1.2
Power-On Reset (VIN < VPOR_IN)
8.3.2
SR_UVLO
8.3.3
SENSEx Inputs
8.3.3.1
VTH_SENSEX and VOUTx_RISE
8.3.3.2
IHYS_SENSEx and VOUTx_FALL
8.3.3.3
Input to Output Time Diagrams
8.3.3.4
Top and Bottom Resistive Divider Design Equations
8.3.4
MODE
8.3.5
Output Stages (RESETx, PWRGD, WDO, PULL_UP1, and PULL_UP2)
8.3.5.1
Push-Pull Outputs
8.3.5.2
Open-Drain Outputs (TPS7H3124 and TPS7H3134)
8.3.6
WDI
8.3.7
User-Programmable TIMERS
8.3.7.1
DLY_TMR
8.3.7.2
WD_TMR
8.4
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Window Voltage Monitoring
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.2.1
Input Power Supplies and Decoupling Capacitors
9.2.1.2.2
SR_UVLO Threshold
9.2.1.2.3
SENSEx Thresholds
9.2.1.3
Application Curves
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Related Documentation
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
12.1
Mechanical Data
Package Options
Mechanical Data (Package|Pins)
HFT|22
MCCF005B
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snvscp5b_oa
snvscp5b_pm
Data Sheet
TPS7H3xx4-SP
Radiation-Hardened, 14V, 4-Channel Supervisor With Watchdog Timer