SLVSHE3
June 2024
DRV2911-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings Auto
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Output Stage
6.3.2
Hardware Interface
6.3.3
AVDD Linear Voltage Regulator
6.3.4
Step-Down Mixed-Mode Buck Regulator
6.3.4.1
Buck in Inductor Mode
6.3.4.2
Buck in Resistor mode
6.3.4.3
Buck Regulator with External LDO
6.3.4.4
AVDD Power Sequencing with Buck Regulator
6.3.4.5
Mixed mode Buck Operation and Control
6.3.4.6
Buck Undervoltage Lockout
6.3.4.7
Buck Overcurrent Protection
6.3.5
Charge Pump
6.3.6
Slew Rate Control
6.3.7
Cross Conduction (Dead Time)
6.3.8
Propagation Delay
6.3.9
Protections
6.3.9.1
PVDD Supply Undervoltage Lockout
6.3.9.2
AVDD Undervoltage Lockout
6.3.9.3
VCP Charge Pump Undervoltage Lockout
6.3.9.4
Overcurrent Latched Protection
6.3.9.5
Thermal Shutdown (OTSD)
6.3.9.5.1
OTSD FET
6.3.9.5.2
OTSD (Non-FET)
6.4
Device Functional Modes
6.4.1
Functional Modes
6.4.1.1
Reset Mode
6.4.1.2
Operating Mode
6.4.1.3
Fault Reset (RESETZ Pulse)
6.4.2
OUTOFF functionality
7
Application and Implementation
7.1
Application Information
7.2
Typical Applications
7.2.1
Design Procedure
7.2.2
Voltage and Current Sense Circuitry
8
Power Supply Recommendations
8.1
Bulk Capacitance
9
Layout
9.1
Layout Guidelines
9.2
Layout Example
9.3
Thermal Considerations
9.3.1
Power Dissipation
10
Device and Documentation Support
10.1
Third-Party Products Disclaimer
10.2
Documentation Support
10.2.1
Related Documentation
10.3
Receiving Notification of Documentation Updates
10.4
Support Resources
10.5
Trademarks
10.6
Electrostatic Discharge Caution
10.7
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
12.1
Tape and Reel Information
Package Options
Mechanical Data (Package|Pins)
RGF|40
MPQF173F
Thermal pad, mechanical data (Package|Pins)
RGF|40
QFND710
Orderable Information
slvshe3_oa
6.2
Functional Block Diagram
Figure 6-1
DRV2911-Q1
Block Diagram