SBVS338G
March 2020 – May 2022
TPS7A20
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration 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
Switching Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Low Output Noise
7.3.2
Smart Enable
7.3.3
Dropout Voltage
7.3.4
Foldback Current Limit
7.3.5
Undervoltage Lockout (UVLO)
7.3.6
Thermal Shutdown
7.3.7
Active Discharge
7.4
Device Functional Modes
7.4.1
Device Functional Mode Comparison
7.4.2
Normal Operation
7.4.3
Dropout Operation
7.4.4
Disabled
8
Application and Implementation
8.1
Application Information
8.1.1
Recommended Capacitor Types
8.1.2
Input and Output Capacitor Requirements
8.1.3
Load Transient Response
8.1.4
Undervoltage Lockout (UVLO) Operation
8.1.5
Power Dissipation (PD)
8.1.5.1
Estimating Junction Temperature
8.1.5.2
Recommended Area for Continuous Operation
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
11
Device and Documentation Support
11.1
Device Support
11.1.1
Device Nomenclature
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
12.1
Mechanical Data
Package Options
Mechanical Data (Package|Pins)
DBV|5
MPDS018Q
YCK|4
MXBG452A
YCJ|4
DQN|4
MPSS021E
Thermal pad, mechanical data (Package|Pins)
DQN|4
QFND355C
Orderable Information
sbvs338g_oa
sbvs338g_pm
1
Features
Low output voltage noise: 7 μV
RMS
No noise-bypass capacitor required
High PSRR: 95 dB at 1 kHz
Very low I
Q
: 6.5 μA
Input voltage range: 1.6 V to 6.0 V
Output voltage range: 0.8 V to 5.5 V
Output voltage tolerance: ±1.5% (max)
Very low dropout:
140 mV (max) at 300 mA (V
OUT
= 3.3 V)
145 mV (max) at 300 mA (V
OUT
= 3.3 V, DBV)
Low inrush current
Smart enable pulldown
Stable with 1-µF minimum ceramic output capacitor
Packages:
1-mm × 1-mm X2SON
0.616-mm × 0.616-mm DSBGA
2.90-mm × 1.60-mm SOT23-5