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
1
Features
AEC-Q100 qualified for automotive applications:
Temperature grade 1: –40°C to 125°C, T
A
Wide input voltage range: 4.5 V to 40 V
Thermal sharing by external shunt resistor
Low quiescent current
10 uA with EN low in shutdown mode
Low supply current in fault mode
Single-channel
high-precision current regulation:
Up to 250-mA output channel current
Integrated analog dimming and PWM dimming control
±5% accuracy under PWM dimming mode over full temperature range
±5% accuracy under analog dimming mode for 20%~100% maximum current over full temperature range
±10% accuracy under analog dimming mode for 10%~20% maximum current over full temperature range
Low dropout voltage:
Maximum dropout: 350 mV for 150 mA
Maximum dropout: 500 mV for 250 mA
Diagnostics and protection
LED open-circuit with auto-recovery
LED short-to-GND with auto-recovery
LED short-to-battery with auto-recovery
Diagnostic enable with adjustable threshold for low-dropout operation
More safe system with multiple fault report capability
Thermal shutdown
Operation junction temperature range: –40°C to 150°C