SLUSDF5A
January 2019 – August 2019
TPS560430-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
Efficiency vs Output Current VOUT = 5 V, 2100 kHz, PFM
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
Fixed Frequency Peak Current Mode Control
8.3.2
Adjustable Output Voltage
8.3.3
Enable
8.3.4
Minimum ON-Time, Minimum OFF-Time and Frequency Foldback
8.3.5
Bootstrap Voltage
8.3.6
Over Current and Short Circuit Protection
8.3.7
Soft Start
8.3.8
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Shutdown Mode
8.4.2
Active Mode
8.4.3
CCM Mode
8.4.4
Light-Load Operation (PFM Version)
8.4.5
Light-Load Operation (FPWM Version)
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Custom Design With WEBENCH® Tools
9.2.2.2
Output Voltage Set-Point
9.2.2.3
Switching Frequency
9.2.2.4
Inductor Selection
9.2.2.5
Output Capacitor Selection
9.2.2.6
Input Capacitor Selection
9.2.2.7
Bootstrap Capacitor
9.2.2.8
Under Voltage Lockout Set-Point
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.1.1
Compact Layout for EMI Reduction
11.1.2
Feedback Resistors
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Development Support
12.1.1.1
Custom Design With WEBENCH® Tools
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Receiving Notification of Documentation Updates
12.4
Community Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DBV|6
MPDS026Q
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slusdf5a_oa
slusdf5a_pm
1
Features
Qualified for automotive applications
AEC-Q100 Qualified
- Temperature grade 1: –40°C to 125°C ambient operating temperature range
- ESD HBM classification level 2
- ESD CDM classification level C5
Configured for rugged automotive applications
Input voltage range: 4 V to 36 V
600-mA continuous output current
Minimum switching-on time: 60 ns
Fixed 2.1MHz frequency
98% maximum duty cycle
Support startup with pre-biased output
Short circuit protection with hiccup mode
±0.5% tolerance voltage reference at room temperature
Precision enable
Small solution size and ease of use
Integrated synchronous rectification
Internal compensation for ease of use
SOT-23-6 package
Two modes in pin-to-pin compatible package
PFM and forced PWM (FPWM) options
Create a custom design using the TPS560430-Q1 with the
WEBENCH® Power Designer