SLVSET8A
May 2019 – August 2019
TPS2596
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
TPS25963x 1KV EFT Response
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
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 Protection (UVP) and Undervoltage Lockout (UVLO)
8.3.2
Overvoltage Protection
8.3.2.1
Overvoltage Lockout
8.3.2.2
Overvoltage Clamp
8.3.3
Inrush Current, Overcurrent and Short Circuit Protection
8.3.3.1
Slew Rate and Inrush Current Control (dVdt)
8.3.3.2
Active Current Limiting
8.3.3.3
Short-Circuit Protection
8.3.4
Analog Load Current Monitor (IMON)
8.3.5
Overtemperature Protection (OTP)
8.3.6
Fault Indication
8.4
Device Functional Modes
8.4.1
Enable and Fault Pin Functional Mode 1: Single Device, Self-Controlled
8.4.2
Enable and Fault Pin Functional Mode 2: Single Device, Host-Controlled
8.4.3
Enable and Fault Pin Functional Mode 3: Multiple Devices, Self-Controlled
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Precision Current Limiting and Protection for White Goods
9.2.2
Design Requirements
9.2.3
Detailed Design Procedure
9.2.3.1
Programming the Current-Limit Threshold: RILM Selection
9.2.3.2
Undervoltage and Overvoltage Lockout Set Point
9.2.3.3
Setting Output Voltage Ramp Time (TdVdT)
9.2.3.3.1
Case 1: Start-Up Without Load. Only Output Capacitance COUT Draws Current
9.2.3.3.2
Case 2: Start-Up With Load. Output Capacitance COUT and Load Draw Current
9.2.4
Support Component Selection: RFLT and CIN
9.2.5
Application Curves
9.3
System Examples
9.3.1
Current Limiting and Overvoltage Protection and for Energy Meter Power Rails
9.3.2
Precision Current Limiting and Protection in Appliances
10
Power Supply Recommendations
10.1
Transient Protection
10.2
Output Short-Circuit Measurements
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DDA|8
MPDS092F
Thermal pad, mechanical data (Package|Pins)
DDA|8
PPTD178C
Orderable Information
slvset8a_oa
slvset8a_pm
1
Features
Wide input voltage range: 2.7-V to 19-V
21-V Absolute maximum
Low On-Resistance: Ron = 89-mΩ (typical)
Active high enable input with adjustable undervoltage lockout (UVLO)
Overvoltage protection options available:
Fast overvoltage clamp (3.8-V, 5.7-V and 13.8-V pin-selectable thresholds) with a response time of 5-μs (typical)
Adjustable overvoltage lockout (OVLO) with a response time of 1.3-μs (typical)
Adjustable current limit with load current monitor output (ILM)
Current range: 0.125-A to 2-A
Current limit accuracy:
±10.4 % (maximum) across current range
±5.5 % (maximum) at 1-A current limit
Immune to Electrical Fast Transients (IEC 61000-4-4)
Adjustable output slew rate control (dVdt)
Overtemperature protection (OTP)
Fault indication pin (
FLT
)
UL 2367 recognition (pending)
IEC 62368 CB certification (pending)
Small footprint: 4.91 mm x 3.9 mm SOIC package