SLVS350J
October 2002 – May 2019
TPS795
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
TPS79530 Ripple Rejection vs Frequency
TPS79530 vs Frequency
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 Diagrams
7.3
Feature Description
7.3.1
Shutdown
7.3.2
Start-Up
7.3.3
Undervoltage Lockout (UVLO)
7.3.4
Regulator Protection
7.4
Device Functional Modes
7.4.1
Normal Operation
7.4.2
Dropout Operation
7.4.3
Disabled
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
Input and Output Capacitor Requirements
8.2.2.2
Output Noise
8.2.2.3
Dropout Voltage
8.2.2.4
Programming the TPS79501 Adjustable LDO Regulator
8.2.3
Application Curves
8.3
What to Do and What Not to Do
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Board Layout Recommendation to Improve PSRR and Noise Performance
10.1.2
Regulator Mounting
10.1.3
Thermal Considerations
10.1.4
Estimating Junction Temperature
10.2
Layout Examples
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
Receiving Notification of Documentation Updates
11.4
Community Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DCQ|6
MPDS098D
DRB|8
MPDS118K
Thermal pad, mechanical data (Package|Pins)
DRB|8
QFND043N
Orderable Information
slvs350j_oa
slvs350j_pm
6.6
Typical Characteristics
at V
EN
= V
IN
, V
IN
= V
OUT(nom)
+ 1 V, I
OUT
= 1 mA, C
OUT
= 10 µF, C
NR
= 0.01 µF, C
IN
= 2.2 µF, and T
J
= 25°C (unless otherwise noted)
Figure 1.
TPS79530 Output Voltage vs Output Current
Figure 3.
TPS79530 Ground Current vs Junction Temperature
Figure 5.
TPS79530 Output Spectral Noise Density vs Frequency
Figure 7.
TPS79530 Root Mean Squared Output Noise vs C
NR
Figure 9.
TPS79530 Ripple Rejection vs Frequency
Figure 11.
TPS79530 Ripple Rejection vs Frequency
Figure 13.
TPS79530 Start-Up Time
Figure 15.
TPS79530 Line Transient Response
Figure 17.
TPS79525 Power Up and Power Down
Figure 19.
TPS79501 Dropout Voltage vs Input Voltage
Figure 21.
TPS79530 Typical Regions of Stability Equivalent Series Resistance (ESR) vs Output Current
Figure 2.
TPS79530 Output Voltage vs Junction Temperature
Figure 4.
TPS79530 Output Spectral Noise Density vs Frequency
Figure 6.
TPS79530 Output Spectral Noise Density vs Frequency
Figure 8.
TPS79530 Dropout Voltage vs Junction Temperature
Figure 10.
TPS79530 Ripple Rejection vs Frequency
Figure 12.
TPS79530 Ripple Rejection vs Frequency
Figure 14.
TPS79518 Line Transient Response
Figure 16.
TPS79530 Load Transient Response
Figure 18.
TPS79530 Dropout Voltage vs Output Current
Figure 20.
TPS79530 Typical Regions of Stability Equivalent Series Resistance (ESR) vs Output Current
Figure 22.
TPS79530 Typical Regions of Stability Equivalent Series Resistance (ESR) vs Output Current