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TPS51215A Single Phase, D-CAP2TM Controller with 2-Bit VID Control and Low Power Mode
SLUSDW9A
June 2020 – June 2020
TPS51215A
PRODUCTION DATA.
CONTENTS
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TPS51215A Single Phase, D-CAP2TM Controller with 2-Bit VID Control and Low Power Mode
1
Features
2
Applications
3
Description
Device Images
Typical Application
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
Switch Mode Power Supply Control
7.3.2
VREF, V0, V1, V2, V3 and Output Voltage
7.3.3
Soft-Start and Power Good
7.3.4
SLEW and VID Function
7.3.5
MODE Pin Configuration
7.3.6
Light-Load Operation
7.3.7
Out-of-Bound Operation
7.3.8
Current Sensing and Overcurrent Protection
7.3.9
Overvoltage and Undervoltage Protection
7.3.10
V5IN Undervoltage Lockout Protection
7.3.11
Thermal Shutdown
7.4
D-CAP2 Control Mode
8
Application and Implementation
8.1
Application Information
9
Typical Applications
9.1
Design Requirements
9.2
Detailed Design Procedure
9.2.1
Step One: Determine the Specifications
9.2.2
Step Two: Determine System Parameters
9.2.3
Step Three: Determine Inductor Value and Choose Inductor
9.2.4
Step Four: Set the Output Voltages
9.2.5
Step Five: Calculate SLEW Capacitance
9.2.6
Step Six
9.2.7
Step Seven: Determine the Output Capacitance
9.2.8
Step Eight: Select Decoupling and Peripheral Components
9.3
Application Examples
9.3.1
Design 1: 2-Bit VID ICC(max) = 30 A, DCAP2 600-kHz Application for VCCIN_AUX in Intel TigerLake platform
9.3.2
Design 2: 2-Bit VID, ICC(max) = 10 A, for VCCIO_1_2 in Intel RocketLake - S platform
9.4
Application Curves of Design 1
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
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
13.1
Package Option Addendum
13.1.1
Packaging Information
13.1.2
Tape and Reel Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RUK|20
MPQF220D
Thermal pad, mechanical data (Package|Pins)
RUK|20
QFND191D
Orderable Information
slusdw9a_oa
slusdw9a_pm
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