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AMC22C12-Q1 Automotive, Fast Response, Basic Isolated Window ComparatorWith Adjustable Threshold and Latch Function
SBASAJ9B
June 2022 – December 2024
AMC22C12-Q1
PRODUCTION DATA
CONTENTS
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AMC22C12-Q1 Automotive, Fast Response, Basic Isolated Window ComparatorWith Adjustable Threshold and Latch Function
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 (Basic Isolation)
5.7
Safety-Related Certifications
5.8
Safety Limiting Values
5.9
Electrical Characteristics
5.10
Switching Characteristics
5.11
Timing Diagrams
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
Reference Input
6.3.3
Isolation Channel Signal Transmission
6.3.4
Open-Drain Digital Output
6.3.4.1
Transparent Output Mode
6.3.4.2
Latch Output Mode
6.3.5
Power-Up and Power-Down Behavior
6.3.6
VDD1 Brownout and Power-Loss Behavior
6.4
Device Functional Modes
7
Application and Implementation
7.1
Application Information
7.2
Typical Applications
7.2.1
Overcurrent Detection
7.2.1.1
Design Requirements
7.2.1.2
Detailed Design Procedure
7.2.2
Overvoltage Detection
7.2.2.1
Design Requirements
7.2.2.2
Detailed Design Procedure
7.2.3
Application Curves
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
Documentation Support
8.1.1
Related Documentation
8.2
Receiving Notification of Documentation Updates
8.3
Support Resources
8.4
Trademarks
8.5
Electrostatic Discharge Caution
8.6
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
10.1
Mechanical Data
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
Thermal pad, mechanical data (Package|Pins)
Orderable Information
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Data Sheet
AMC22C12-Q1
Automotive, Fast Response, Basic Isolated Window Comparator
With Adjustable Threshold and Latch Function
1
Features
AEC-Q100 qualified for automotive applications:
Temperature grade 1: –40°C to +125°C, T
A
Wide high-side supply range: 3V to 25V
Low-side supply range: 2.7V to 5.5V
Adjustable threshold:
Window-comparator mode: ±20mV to ±300mV
Positive-comparator mode: 600mV to 2.7V
Reference current for threshold adjustment: 100μA, ±1%
Trip threshold error: ±1% (max) at 250mV
Open-drain output with optional latch mode
Propagation delay: 280ns (typ)
High CMTI: 55V/ns (min)
Safety-related certifications:
4250V
PK
basic isolation per DIN EN IEC 60747-17 (VDE 0884-17)
3000V
RMS
isolation for 1 minute per UL1577
2
Applications
Overcurrent or overvoltage detection in:
HEV/EV charging piles
HEV/EV onboard chargers (OBC)
HEV/EV DC/DC converters
HEV/EV traction inverters