SLVSGP5
may 2023
TPS92629-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Power Supply (SUPPLY)
7.3.1.1
Power-On Reset (POR)
7.3.1.2
Supply Current in Fault Mode
7.3.2
Enable and Shutdown
7.3.3
Constant-Current Output and Setting (IN)
7.3.4
Thermal Sharing Resistor (OUT and RES)
7.3.5
Brightness Control (EN/PWM and ADIM)
7.3.6
Diagnostics
7.3.6.1
LED Short-to-GND Detection
7.3.6.2
LED Open-Circuit and Short-to-Battery Detection
7.3.6.3
LED Open-Circuit and Short-to-Battery Detection Enable (DIAGEN)
7.3.6.4
Overtemperature Protection
7.3.6.5
Low Dropout Operation
7.3.7
Multi Fault Report
7.3.8
FAULT Table
7.3.9
LED Fault Summary
7.3.10
IO Pins Inner Connection
7.4
Device Functional Modes
7.4.1
Undervoltage Lockout, V(SUPPLY) < V(POR_rising)
7.4.2
Normal Operation V(SUPPLY) ≥ 4.5 V
7.4.3
Low-Voltage Dropout Operation
7.4.4
Fault Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Using Analog Dimming Controlled By MCU for Blind Spot Detection
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Receiving Notification of Documentation Updates
9.2
Support Resources
9.3
Trademarks
9.4
Electrostatic Discharge Caution
9.5
Glossary
10
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DGN|8
MPDS046F
Thermal pad, mechanical data (Package|Pins)
DGN|8
PPTD274A
Orderable Information
slvsgp5_oa
slvsgp5_pm
8.2.1.3
Application Curves
Ch1 = V
(SUPPLY)
Ch2 = V
(OUT)
Ch3 = V
(ADIM)
Ch4 = I
(OUT_Tot)
Figure 8-2
Analog dimming at 20 kHz
Ch1 = V
(SUPPLY)
Ch2 = V
(OUT)
Ch3 = V
(ADIM)
Ch4 = I
(OUT_Tot)
Figure 8-3
Flash dimming control