SLOSE83
March 2023
DRV8952
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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.4
Independent Half-bridge Operation
7.5
Current Sensing and Regulation
7.5.1
Current Sensing and Feedback
7.5.2
Current Sensing with External Resistor
7.5.3
Current Regulation
7.6
Charge Pump
7.7
Linear Voltage Regulator
7.8
VCC Voltage Supply
7.9
Logic Level Pin Diagram
7.10
Protection Circuits
7.10.1
VM Undervoltage Lockout (UVLO)
7.10.2
VCP Undervoltage Lockout (CPUV)
7.10.3
Logic Supply Power on Reset (POR)
7.10.4
Overcurrent Protection (OCP)
7.10.5
Thermal Shutdown (OTSD)
7.10.6
nFAULT Output
7.10.7
Fault Condition Summary
7.11
Device Functional Modes
7.11.1
Sleep Mode (nSLEEP = 0)
7.11.2
Operating Mode
7.11.3
nSLEEP Reset Pulse
7.11.4
Functional Modes Summary
8
Application and Implementation
8.1
Application Information
8.1.1
Driving Solenoid Loads
8.1.1.1
Solenoid Driver Typical Application
8.1.1.2
Thermal Calculations
8.1.1.2.1
Power Loss Calculations
8.1.1.2.2
Junction Temperature Estimation
8.1.1.3
Application Performance Plots
8.1.2
Driving Stepper Motors
8.1.2.1
Stepper Driver Typical Application
8.1.2.2
Power Loss Calculations
8.1.2.3
Junction Temperature Estimation
8.1.3
Driving Brushed-DC Motors
8.1.3.1
Brushed-DC Driver Typical Application
8.1.3.2
Power Loss Calculation
8.1.3.3
Junction Temperature Estimation
8.1.3.4
Driving Single Brushed-DC Motor
8.1.4
Driving Thermoelectric Coolers (TEC)
8.1.5
Driving Brushless DC Motors
9
Package Thermal Considerations
9.1
DDW Package
9.1.1
Thermal Performance
9.1.1.1
Steady-State Thermal Performance
9.1.1.2
Transient Thermal Performance
10
Power Supply Recommendations
10.1
Bulk Capacitance
10.2
Power Supplies
11
Layout
11.1
Layout Guidelines
11.2
PCB Material Recommendation
11.3
Thermal Considerations
12
Device and Documentation Support
12.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
Support Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
13.1
Tape and Reel Information
Package Options
Mechanical Data (Package|Pins)
DDW|44
MPDS309B
PWP|28
MPDS373B
Thermal pad, mechanical data (Package|Pins)
DDW|44
PPTD374
PWP|28
PPTD376
Orderable Information
slose83_oa
6.6
Typical Characteristics
Figure 6-2
Sleep mode supply current
Figure 6-3
Operating supply current, VCC = External 5 V
Figure 6-4
Operating supply current, VCC = DVDD
Figure 6-5
High-side FET on resistance
Figure 6-6
Low-side FET on resistance