SLVSHE3A
June 2024 – July 2025
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
7.3
Power Supply Recommendations
7.3.1
Bulk Capacitance
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
7.4.3
Thermal Considerations
7.4.3.1
Power Dissipation
8
Device and Documentation Support
8.1
Third-Party Products Disclaimer
8.2
Documentation Support
8.2.1
Related Documentation
8.3
Receiving Notification of Documentation Updates
8.4
Support Resources
8.5
Trademarks
8.6
Electrostatic Discharge Caution
8.7
Glossary
9
Revision History
10
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)
RGF|40
MPQF173F
サーマルパッド・メカニカル・データ
RGF|40
QFND710
発注情報
slvshe3a_oa
slvshe3a_pm
Data Sheet
DRV2911-Q1
Full-Bridge PWM Input Piezo Driver for Ultrasonic Lens Cleaning