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Versatile Satellite Health Monitoring and Control Platform Reference Design With < 1% Accuracy
TIDUEY7
July 2021
CONTENTS
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Versatile Satellite Health Monitoring and Control Platform Reference Design With < 1% Accuracy
Description
Resources
Features
Applications
5
1
System Description
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
System Control and Processing
2.2.2
Analog Front End
2.2.3
Input Voltage Monitoring: 5 V, 20 V, 40 V, and ±5 V
2.2.4
Bidirectional Current Sense: ±2 A
2.2.5
Unipolar Current Sense: 0.25 A to 1 A
2.2.6
TMP461-SP: Local and Remote Temperature Sensing
2.2.7
NTC Thermistor Temperature Sensing
2.2.8
Adjustable Voltage Source
2.2.9
Fixed Output Current Source
2.2.10
Adjustable 4-mA Current Source
2.2.11
Power Tree and Power Sequencing
2.3
Highlighted Products
2.3.1
MSP430FR5969-SP
2.3.2
ADC128S102QML-SP
2.3.3
DAC121S101QML-SP
2.3.4
LMP7704-SP
2.3.5
INA901-SP
2.3.6
LM4050QML-SP
2.3.7
LM158QML-SP
2.3.8
LM139QML-SP
2.3.9
TMP461-SP
2.3.10
TPS7A4501-SP
2.3.11
TPS7H2201-SP
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Required Hardware and Software
3.1.1
Hardware
3.1.2
Software
3.2
Test Setup
3.2.1
Voltage Monitor Test Setup
3.2.2
Current Monitor Test Setup
3.3
Test Results
3.3.1
Voltage Measurement - Noise Floor Results
3.3.2
Voltage Measurement - Linearity Results
3.3.3
Current Measurement - Noise Floor Results
3.3.4
Current Measurement - Linearity Results
3.3.5
Analog Outputs
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematics
4.1.2
BOM
4.2
Documentation Support
4.3
Support Resources
4.4
Trademarks
5
About the Author
IMPORTANT NOTICE
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