SBASA34B
June 2020 – August 2024
AMC3330
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
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Power Ratings
5.6
Insulation Specifications
5.7
Safety-Related Certifications
5.8
Safety Limiting Values
5.9
Electrical Characteristics
5.10
Switching Characteristics
5.11
Timing Diagram
5.12
Insulation Characteristics Curves
5.13
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Analog Input
6.3.2
Isolation Channel Signal Transmission
6.3.3
Analog Output
6.3.4
Isolated DC/DC Converter
6.3.5
Diagnostic Output and Fail-Safe Behavior
6.4
Device Functional Modes
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Input Filter Design
7.2.2.2
Differential to Single-Ended Output Conversion
7.2.3
Application Curve
7.3
Best Design Practices
7.4
Power Supply Recommendations
7.5
Layout
7.5.1
Layout Guidelines
7.5.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
Device Nomenclature
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
1
Features
3.3V or 5V single supply operation with integrated DC/DC converter
±1V input voltage range optimized for voltage measurements with high input impedance
Fixed gain: 2.0
Low DC errors:
Gain error: ±0.2% (max)
Gain drift: ±45ppm/°C (max)
Offset error: ±0.3mV (max)
Offset drift: ±4µV/°C (max)
Nonlinearity: ±0.02% (max)
High CMTI: 85kV/µs (min)
System-level diagnostic features
Safety-related certifications:
6000V
PK
reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
4250V
RMS
isolation for 1 minute per UL1577
Meets CISPR-11 and CISPR-25 EMI standards