SBOS988A
August 2019 – April 2020
DRV425-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
4
Revision History
5
Pin Configuration and Functions
Pin 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
7.3.1
Fluxgate Sensor Front-End
7.3.1.1
Fluxgate Sensor
7.3.1.2
Bandwidth
7.3.1.3
Differential Driver for the Internal Compensation Coil
7.3.1.4
Magnetic Field Range, Overrange Indicator, and Error Flag
7.3.2
Shunt-Sense Amplifier
7.3.3
Voltage Reference
7.3.4
Low-Power Operation
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Linear Position Sensing
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curves
8.2.2
Current Sensing in Busbars
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.3
Application Curves
9
Power Supply Recommendations
9.1
Power Supply Decoupling
9.2
Power-On Start-Up and Brownout
9.3
Power Dissipation
9.3.1
Thermal Pad
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RTJ|20
MPQF156F
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos988a_oa
sbos988a_pm
2
Applications
Battery management system (BMS)
Inverter and motor control
DC/DC converter
Powertrain current sensor
Powertrain torque sensor
Motor diagnostics and monitoring