SLVSAB1G
June 2011 – March 2020
TPS7A63-Q1
,
TPS7A6401-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Fixed Output Voltage Option
Adjustable Output Voltage Option
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
Power Up, Reset Delay, and Reset Output
7.3.2
Adjustable Output Voltage
7.3.3
Chip Enable
7.3.4
Charge Pump Operation
7.3.5
Low-Power Mode
7.3.6
Undervoltage Shutdown
7.3.7
Low-Voltage Tracking
7.3.8
Integrated Fault Protection
7.3.9
Thermal Shutdown
7.3.10
Integrated Window Watchdog
7.3.10.1
Programmable-Window Watchdog
7.3.10.2
Watchdog Enable
7.3.10.3
Watchdog Service Signal
7.3.10.4
Watchdog Fault Outputs
7.3.10.5
Watchdog Initialization
7.3.10.6
Watchdog Operation
7.3.10.7
Watchdog Fault Conditions
7.4
Device Functional Modes
7.4.1
Operation With VIN Lower Than 4 V
7.4.2
Operation With VIN Larger Than 4 V
8
Application and Implementation
8.1
Application Information
8.1.1
Example
8.2
Typical Applications
8.2.1
Typical Application Using the TPS7A6333-Q1 or TPS7A6350-Q1
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curves
8.2.2
Typical Application Using the TPS7A6401-Q1
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Power Dissipation and Thermal Considerations
10.1.1.1
Example
10.2
Layout Example
11
Device and Documentation Support
11.1
Related Links
11.2
Receiving Notification of Documentation Updates
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PWP|14
MPDS370A
Thermal pad, mechanical data (Package|Pins)
PWP|14
PPTD261B
Orderable Information
slvsab1g_oa
slvsab1g_pm
1
Features
AEC-Q100 qualified for automotive applications:
Temperature grade 1: –40°C to 125°C, T
A
Junction Temperature: –40°C to 150°C, T
J
Low dropout voltage:
300 mV at I
OUT
= 150 mA
7-V to 40-V wide input-voltage range with up to 45-V transients
300-mA maximum output current
Ultralow quiescent current:
I
QUIESCENT
= 35 µA (typical) at light loads
I
SLEEP
< 2 µA when EN = low
Fixed (3.3-V and 5-V) and adjustable (2.5-V to
7-V) output voltages
Integrated watchdog with fault/flag
Stable with low-ESR ceramic output capacitor
Integrated power-on reset:
Programmable delay
Open-drain reset output
Integrated fault protection:
Short-circuit and overcurrent protection
Thermal shutdown
Low input-voltage tracking
Thermally enhanced 14-pin HTSSOP-PWP package and 10-pin VSON-DRK package