SLVSDW8B
September 2017 – December 2021
TPS22917
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Switching Characteristics
7.7
Typical Characteristics
7.7.1
Typical Electrical Characteristics
7.7.2
Typical Switching Characteristics
8
Parameter Measurement Information
8.1
Test Circuit and Timing Waveforms Diagrams
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
On and Off Control
9.3.2
Turn-On Time (tON) and Adjustable Slew Rate (CT)
9.3.3
Fall Time (tFALL) and Quick Output Discharge (QOD)
9.3.3.1
QOD When System Power is Removed
9.4
Full-Time Reverse Current Blocking
9.5
Device Functional Modes
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Limiting Inrush Current
10.2.2.2
Application Curves
10.2.2.3
Setting Fall Time for Shutdown Power Sequencing
10.2.2.4
Application Curves
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
12.3
Thermal Considerations
13
Device and Documentation Support
13.1
Receiving Notification of Documentation Updates
13.2
Support Resources
13.3
Trademarks
13.4
Electrostatic Discharge Caution
13.5
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DBV|6
MPDS026Q
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsdw8b_oa
slvsdw8b_pm
1
Features
Input operating voltage range (V
IN
): 1 V to 5.5 V
Maximum continuous current (I
MAX
): 2 A
On-resistance (R
ON
):
5 V
IN
= 80 mΩ (typical)
1.8 V
IN
= 120 mΩ (typical)
1 V
IN
= 220 mΩ (typical)
Ultra-low power consumption:
ON state (I
Q
): 0.5 µA (typical)
OFF state (I
SD
): 10 nA (typical)
Smart ON pin pulldown (R
PD
):
ON ≥ VIH (I
ON
): 10 nA (maximum)
ON ≤ VIL (R
PD
): 750 kΩ (typical)
Adjustable turn ON limits inrush current (t
ON
):
5-V t
ON
= 100 μs at 72 mV/μs (C
T
= open)
5-V t
ON
= 4000 μs at 2.3 mV/μs (C
T
= 1000 pF)
Adjustable output discharge and fall time:
Optional QOD resistance ≥ 150 Ω (internal)
Always-ON true Reverse Current Blocking (RCB):
Activation current (I
RCB
): –500 mA (typical)
Reverse leakage (I
IN,RCB
): –1 µA (maximum)
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