SLOS740C
May 2012 – January 2023
DRV2665
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and 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
Timing Requirements
6.7
Switching Characteristics
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Support for Haptic Piezo Actuators
7.3.2
Flexible Front End Interface
7.3.3
Ramp Down Behavior
7.3.4
Low Latency Startup
7.3.5
Low Power Standby Mode
7.3.6
Device Reset
7.3.7
Amplifier Gain
7.3.8
Adjustable Boost Voltage
7.3.9
Adjustable Current Limit
7.3.10
Internal Charge Pump
7.3.11
Device Protection
7.3.11.1
Thermal Protection
7.3.11.2
Overcurrent Protection
7.3.11.3
Brownout Protection
7.4
Device Functional Modes
7.4.1
FIFO Mode
7.4.2
Analog Playback Mode
7.4.3
Low Voltage Operation Mode
7.5
Programming
7.5.1
Programming the Boost Voltage
7.5.2
Programming the Boost Current Limit
7.5.3
I2C Interface
7.5.3.1
General I2C Operation
7.5.3.2
Single-Byte and Multiple-Byte Transfers
7.5.3.3
Single-Byte Write
7.5.3.4
Multiple-Byte Write and Incremental Multiple-Byte Write
7.5.3.5
Single-Byte Read
7.5.3.6
Multiple-Byte Read
7.6
Register Map
7.6.1
Address: 0x00
7.6.2
Address: 0x01
7.6.3
Address: 0x02
7.6.4
Address: 0x0B
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
Inductor Selection
8.2.2.2
Piezo Actuator Selection
8.2.2.3
Boost Capacitor Selection
8.2.2.4
Bulk Capacitor Selection
8.2.3
Application Curves
8.3
Initialization Setup
8.3.1
Initialization Procedure
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Community Resources
11.2
Trademarks
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGP|20
MPQF126G
Thermal pad, mechanical data (Package|Pins)
RGP|20
QFND079Y
Orderable Information
slos740c_oa
slos740c_pm
1
Features
Integrated Digital Front End
Up to 400-kHz I
2
C Bus Control
100-Byte Internal FIFO Interface
Immersion TS5000-Compliant
Optional Analog Inputs
High Voltage Piezo-Haptic Driver
Drives up to 100 nF at 200 V
PP
and 300 Hz
Drives up to 150 nF at 150 V
PP
and 300 Hz
Drives up to 330 nF at 100 V
PP
and 300 Hz
Drives up to 680 nF at 50 V
PP
and 300 Hz
Differential Output
105-V Integrated Boost Converter
Adjustable Boost Voltage
Adjustable Boost Current Limit
Integrated Power FET and Diode
No Transformer Required
2-ms Fast Start Up Time
3.3- to 5.5-V Wide Supply Voltage Range
1.8-V Compatible, V
DD
Tolerant Digital Pins