SBASA11B
August 2020 – July 2021
AMC3302
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
Power Ratings
6.6
Insulation Specifications
6.7
Safety-Related Certifications
6.8
Safety Limiting Values
6.9
Electrical Characteristics
6.10
Switching Characteristics
6.11
Timing Diagram
6.12
Insulation Characteristics Curves
6.13
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Analog Input
7.3.2
Data Isolation Channel Signal Transmission
7.3.3
Analog Output
7.3.4
Isolated DC/DC Converter
7.3.5
Diagnostic Output
7.4
Device Functional Modes
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
Shunt Resistor Sizing
8.2.2.2
Input Filter Design
8.2.2.3
Differential to Single-Ended Output Conversion
8.2.3
Application Curve
8.3
What to Do and What Not to Do
9
Power Supply Recommendations
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
1
Features
3.3-V or 5-V single supply with integrated DC/DC converter
±50-mV input voltage range optimized for current measurement using shunt resistors
Fixed gain: 41
Low DC errors:
Offset voltage: ±50 μV (max)
Offset drift: ±0.5 μV/°C (max)
Gain error: ±0.2% (max)
Gain error drift: ±35 ppm/°C (max)
Nonlinearity: ±0.03% (max)
High CMTI: 95 kV/µs (min)
System-level diagnostic features
Meets CISPR-11 and CISPR-25 EMI standards
Safety-related certifications:
6000-V
PK
reinforced isolation per DIN VDE V 0884-11
4250-V
RMS
isolation for 1 minute per UL1577
Fully specified over the extended industrial temperature range: –40°C to +125°C