SLVS346D
September 2003 – December 2019
TPS723
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application Circuit
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
Current Limit
7.3.2
Enable
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.1.1
Capacitor Selection for Stability
8.2.1.2
Output Noise
8.2.1.3
Power-Supply Rejection
8.2.2
Detailed Design Procedure
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
Power Dissipation
10.1.2
Thermal Protection
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Development Support
11.1.1.1
Spice Models
11.1.2
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
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
DDC|5
MPDS123G
DRV|6
MPDS216E
DBV|5
MPDS018T
サーマルパッド・メカニカル・データ
DRV|6
QFND087M
6.6
Typical Characteristics
TPS72325 at V
I
= V
O(NOM)
– 0.5 V, I
O
= 1 mA, V
EN
= 1.5 V, C
O
= 2.2 μF, and C
NR
= 0.01 μF, unless otherwise noted.
Figure 1.
Output Voltage vs Input Voltage
Figure 3.
TPS72301 Dropout Voltage vs Input Voltage
Figure 5.
TPS72325 Dropout Voltage vs Junction Temperature
Figure 7.
Ground Current vs Output Current
Figure 9.
TPS72325 Current Limit vs Junction Temperature
Figure 11.
TPS72301 Feedback Pin Current vs Junction Temperature
Figure 13.
Line And Load Regulation vs Junction Temperature
Figure 15.
TPS72325 Line Transient Response
Figure 17.
TPS72325 Load Transient Response
Figure 19.
TPS72325 Start-Up Response
Figure 21.
TPS72325 Total Noise vs C
NR
(10 Hz to 100 kHz)
Figure 23.
TPS72325 Noise Spectral Density vs Frequency
Figure 25.
PSRR vs Frequency
Figure 2.
Output Voltage vs Ambient Temperature
Figure 4.
Dropout Voltage vs Output Current
Figure 6.
Ground Current vs Input Voltage
Figure 8.
Ground Current vs Junction Temperature
Figure 10.
Standby Current vs Junction Temperature
Figure 12.
Enable Pin Current vs Junction Temperature
Figure 14.
TPS72301 Minimum Required Input Voltage vs Output Voltage
Figure 16.
TPS72325 Load Transient Response
Figure 18.
TPS72325 Start-Up Response
Figure 20.
TPS72325 Power-Up/Power-Down
Figure 22.
TPS72325 Output Noise vs Time
Figure 24.
TPS72325 Noise Spectral Density vs Frequency
Figure 26.
PSRR vs Frequency