SLVSEK5A
August 2018 – October 2018
TPS7B70-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Typical Application
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
Switching Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Device Enable (EN)
7.3.2
Adjustable Power-Good Threshold (PG, PGADJ)
7.3.3
Adjustable Power-Good Delay Timer (DELAY)
7.3.4
Undervoltage Shutdown
7.3.5
Current Limit
7.3.6
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Operation With Input Voltage Less Than 4 V
7.4.2
Operation With Input Voltage Greater Than 4 V
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 Capacitor
8.2.2.2
Output Capacitor
8.2.2.3
Power-Good Threshold
8.2.2.4
Power-Good Delay, t(DLY)
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
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|16
MPDS371A
Thermal pad, mechanical data (Package|Pins)
PWP|16
PPTD312C
Orderable Information
slvsek5a_oa
slvsek5a_pm
1
Features
Qualified for Automotive Applications
AEC-Q100 Qualified With the Following Results:
Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature Range
Device HBM ESD Classification Level 2
Device CDM ESD Classification Level C4B
Device Junction Temperature Range:
–40°C to +150°C
Maximum Output Current: 300 mA
4-V to 40-V Wide V
IN
Input-Voltage Range With up to 45-V Transients
Fixed 3.3-V and 5-V Outputs
Maximum Dropout Voltage: 400 mV at 300 mA
Stable With Output Capacitor in Wide Range of Capacitance (4.7 µF to 500 µF) and ESR (0.001 Ω to 20 Ω)
Low Quiescent Current (I
(Q)
)
< 4 µA When EN is Low (Shutdown Mode)
19 µA Typical at Light Loads With VINT High
Fully Adjustable Power-Good Threshold and Power-Good Delay Timing
Low Input-Voltage Tracking to UVLO
Integrated Fault Protection
Overload Current-Limit Protection
Thermal Shutdown
16-Pin HTSSOP PowerPAD™ Package
Thermal Resistance (R
θJA
): 39.7°C/W