SLUS984C
November 2009 – April 2018
TPS51200-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Standard DDR 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
Switching Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Sink and Source Regulator (VO Pin)
7.3.2
Reference Input (REFIN Pin)
7.3.3
Reference Output (REFOUT Pin)
7.3.4
Soft-Start Sequencing
7.3.5
Enable Control (EN Pin)
7.3.6
Powergood Function (PGOOD Pin)
7.3.7
Current Protection (VO Pin)
7.3.8
UVLO Protection (VIN Pin)
7.3.9
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
S3 and Pseudo-S5 Support
7.4.2
Tracking Startup and Shutdown
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
VTT DIMM Applications
8.2.1.1
Design Parameters
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
VIN Capacitor
8.2.1.2.2
VLDO Input Capacitor
8.2.1.2.3
Output Capacitor
8.2.1.2.4
Output Tolerance Consideration for VTT DIMM Applications
8.2.1.3
Application Curves
8.2.2
Design Example 1
8.2.2.1
Design Parameters
8.2.3
Design Example 2
8.2.3.1
Design Parameters
8.2.4
Design Example 3
8.2.4.1
Design Parameters
8.2.5
Design Example 4
8.2.5.1
Design Parameters
8.2.6
Design Example 5
8.2.6.1
Design Parameters
8.2.7
Design Example 6
8.2.7.1
Design Parameters
8.2.8
Design Example 7
8.2.8.1
Design Parameters
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Community Resource
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DRC|10
MPDS117L
Thermal pad, mechanical data (Package|Pins)
DRC|10
QFND013N
Orderable Information
slus984c_oa
slus984c_pm
1
Features
Qualified for Automotive Applications
AEC-Q100 Test Guidance With the Following Results:
Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature
Device HBM ESD Classification Level 2
Device CDM ESD Classification Level C4B
Input Voltage: Supports 2.5-V Rail and 3.3-V Rail
VLDOIN Voltage Range: 1.1 V to 3.5 V
Sink/Source Termination Regulator Includes Droop Compensation
Requires Minimum Output Capacitance of 20-μF (typically 3 × 10-μF MLCCs) for Memory Termination Applications (DDR)
PGOOD to Monitor Output Regulation
EN Input
REFIN Input Allows for Flexible Input Tracking Either Directly or Through Resistor Divider
Remote Sensing (VOSNS)
±10-mA Buffered Reference (REFOUT)
Built-in Soft Start, UVLO and OCL
Thermal Shutdown
Meets DDR, DDR2 JEDEC Specifications; Supports DDR3, DDR3L, Low-Power DDR3 and DDR4 VTT Applications
VSON-10 Package With Exposed Thermal Pad