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TPS7A8300 2-A, 6-µVRMS, RF, LDO Voltage Regulator
SBVS197F
May 2013 – October 2015
TPS7A8300
PRODUCTION DATA.
CONTENTS
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TPS7A8300 2-A, 6-µVRMS, RF, LDO Voltage Regulator
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configurations and 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
ANY-OUT Programmable Output Voltage
7.3.2
Adjustable Operation
7.3.3
ANY-OUT Operation
7.3.4
2-A LDO with an Internal Charge Pump
7.3.4.1
Dropout Voltage (VDO)
7.3.4.2
Output Voltage Accuracy
7.3.4.3
Internal Charge Pump
7.3.5
Low-Noise, 0.8-V Reference
7.3.6
Internal Protection Circuitry
7.3.6.1
Undervoltage Lockout (UVLO)
7.3.6.2
Internal Current Limit (I(LIM))
7.3.6.3
Thermal Protection
7.3.7
Programmable Soft-Start
7.3.8
Power-Good Function
7.3.9
Integrated Resistance Network (ANY-OUT)
7.4
Device Functional Modes
7.4.1
Operation with 1.1 V > VIN > 1.4 V
7.4.2
Operation with 1.4 V ≥ VIN > 6.5 V
7.4.3
Disabled
8
Application and Implementation
8.1
Application Information
8.1.1
Start-Up
8.1.1.1
Enable (EN) and Undervoltage Lockout (UVLO)
8.1.1.2
Noise-Reduction and Soft-Start Capacitor (CNR/SS)
8.1.1.3
Soft-Start and Inrush Current
8.1.2
Capacitor Recommendation
8.1.2.1
Input and Output Capacitor Requirements (CIN and COUT)
8.1.2.2
Feed-Forward Capacitor (CFF)
8.1.3
AC Performance
8.1.3.1
Power-Supply Ripple Rejection (PSRR)
8.1.3.2
Load-Step Transient Response
8.1.3.3
Noise
8.1.3.4
Behavior when Transitioning from Steady Dropout into Regulation
8.1.4
Power Dissipation (PD)
8.1.5
Estimating Junction Temperature
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Do's and Don'ts
9
Power-Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Board Layout
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Development Support
11.1.1.1
Evaluation Modules
11.1.1.2
Spice Models
11.1.2
Device Nomenclature
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
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