SLUSBQ5D
November 2013 – July 2016
UCC28180
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Description (Continued)
6
Pin Configuration and 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
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Soft Start
8.3.2
System Protection
8.3.3
VCC Undervoltage LockOut (UVLO)
8.3.4
Output Overvoltage Protection (OVP)
8.3.5
Open Loop Protection/Standby (OLP/Standby)
8.3.6
ISENSE Open-Pin Protection (ISOP)
8.3.7
ICOMP Open-Pin Protection (ICOMPP)
8.3.8
FAULT Protection
8.3.9
Output Overvoltage Detection (OVD), Undervoltage Detection (UVD) and Enhanced Dynamic Response (EDR)
8.3.10
Overcurrent Protection
8.3.11
Soft Overcurrent (SOC)
8.3.12
Peak Current Limit (PCL)
8.3.13
Current Sense Resistor, RISENSE
8.3.14
ISENSE Pin
8.3.15
Gate Driver
8.3.16
Current Loop
8.3.17
ISENSE and ICOMP Functions
8.3.18
Pulse Width Modulator
8.3.19
Control Logic
8.3.20
Voltage Loop
8.3.21
Output Sensing
8.3.22
Voltage Error Amplifier
8.3.23
Non-Linear Gain Generation
8.4
Device Functional Modes
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
Current Calculations
9.2.2.2
Switching Frequency
9.2.2.3
Bridge Rectifier
9.2.2.4
Inductor Ripple Current
9.2.2.5
Input Capacitor
9.2.2.6
Boost Inductor
9.2.2.7
Boost Diode
9.2.2.8
Switching Element
9.2.2.9
Sense Resistor
9.2.2.10
Output Capacitor
9.2.2.11
Output Voltage Set Point
9.2.2.12
Loop Compensation
9.2.3
Application Curve
10
Power Supply Recommendations
10.1
Bias Supply
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)
D|8
MSOI002K
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slusbq5d_oa
slusbq5d_pm