SLVSGG5C
november 2021 – april 2023
TPS2597
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and 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
Timing Requirements
7.7
Switching Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Undervoltage Lockout (UVLO and UVP)
8.3.2
Overvoltage Lockout (OVLO)
8.3.3
Overvoltage Clamp (OVC)
8.3.4
Inrush Current, Overcurrent, and Short Circuit Protection
8.3.4.1
Slew Rate (dVdt) and Inrush Current Control
8.3.4.2
Circuit-Breaker
8.3.4.3
Active Current Limiting
8.3.4.4
Short-Circuit Protection
8.3.5
Analog Load Current Monitor
8.3.6
Overtemperature Protection (OTP)
8.3.7
Fault Response and Indication (FLT)
8.3.8
Power-Good Indication (PG)
8.4
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.1.1
Single Device, Self-Controlled
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Device Selection
9.2.2.2
Setting Undervoltage and Overvoltage Thresholds
9.2.2.3
Setting Output Voltage Rise Time (tR)
9.2.2.4
Setting Power-Good Assertion Threshold
9.2.2.5
Setting Overcurrent Threshold (ILIM)
9.2.2.6
Setting Overcurrent Blanking Interval (tITIMER)
9.2.3
Application Curves
9.3
Parallel Operation
9.4
Power Supply Recommendations
9.4.1
Transient Protection
9.4.2
Output Short-Circuit Measurements
9.5
Layout
9.5.1
Layout Guidelines
9.5.2
Layout Example
10
Device and Documentation Support
10.1
Device Support
10.1.1
Third-Party Products Disclaimer
10.2
Documentation Support
10.2.1
Related Documentation
10.3
Receiving Notification of Documentation Updates
10.4
Support Resources
10.5
Trademarks
10.6
Electrostatic Discharge Caution
10.7
Glossary
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RPW|10
MPQF568
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsgg5c_oa
slvsgg5c_pm
1
Features
Wide operating input voltage range: 2.7 V to 23 V
28-V absolute maximum
Integrated FET with low on-resistance: R
ON
= 9.8 mΩ (typ.)
Fast overvoltage protection
Overvoltage clamp (OVC) with pin-selectable threshold (3.89 V, 5.76 V, 13.88 V) and 5-μs (typical) response time or
Adjustable overvoltage lockout (OVLO) with 1.2-μs (typical) response time
Overcurrent protection with load current monitor output (ILM)
Active current limit or circuit-breaker options
Adjustable threshold (I
LIM
) 0.87 A – 7.7 A
±10% accuracy for I
LIM
> 1.74 A
Adjustable transient blanking timer (ITIMER) to allow peak currents up to 2 × I
LIM
Output load current monitor accuracy: ±8% (max)
Fast-trip response for short-circuit protection
550-ns (typical) response time
Adjustable (2 × I
LIM
) and fixed thresholds
Active high enable input with adjustable undervoltage lockout threshold (UVLO)
Adjustable output slew rate control (dVdt)
Overtemperature protection
Digital outputs
Fault indication
(FLT
) or
Power-Good indication (PG) with adjustable threshold (PGTH)
UL 2367 recognition
File No. E339631
R
ILM
≥ 750 Ω
IEC 62368-1 CB certified
Small footprint: QFN 2 mm × 2 mm, 0.45-mm pitch