SLVSEY5C
March 2019 – August 2019
TPS568230
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application
Efficiency vs Output Current ECO-mode
4
Revision History
5
Pin Configuration and Functions
Pin 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
PWM Operation and D-CAP3 Control
7.3.2
Soft Start
7.3.3
Large Duty Operation
7.3.4
Power Good
7.3.5
Over Current Protection and Undervoltage Protection
7.3.6
Over Voltage Protection
7.3.7
UVLO Protection
7.3.8
Output Voltage Discharge
7.3.9
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Light Load Operation
7.4.2
Advanced Eco-mode Control
7.4.3
Out of Audio Mode
7.4.4
Force CCM Mode
7.4.5
Mode Selection
7.4.6
Standby Operation
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
External Component Selection
8.2.2.1.1
Output Voltage Set Point
8.2.2.1.2
Inductor Selection
8.2.2.1.3
Output Capacitor Selection
8.2.2.1.4
Input Capacitor Selection
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.2
Receiving Notification of Documentation Updates
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RJE|20
MPQG002B
Thermal pad, mechanical data (Package|Pins)
RJE|20
QFND623
Orderable Information
slvsey5c_oa
slvsey5c_pm
6.3
Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MIN
MAX
UNIT
Input voltage
VIN
4.5
18
V
VBST
–0.3
23
V
VBST-SW
–0.3
5.5
V
MODE, FB, SS
–0.3
5.5
V
EN
–0.3
3.6
V
GND, AGND
–0.3
0.3
V
Output voltage
SW
–1
18
V
SW (10-ns transient)
–3
19
V
PGOOD
–0.3
5.5
V
I
OUT
Output current
8
A
T
J
Operating junction temperature
–40
125
°C