SLYT872
November 2025
LM74700D-Q1
1
1
2
2
Challenge 1: High voltage stress during reverse supply fault
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Challenge 2: Compliance to LV148 load dump and switching transients
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Single controller-based solution
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Proposed cascaded ideal diode configuration
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Component selection and test results
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Conclusion
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References
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References
Basics of Ideal Diodes
” Texas Instruments application report, literature No. SLVAE57B, February 2021.
“
Redundant supply topologies for automotive applications using ideal diode controllers
” Texas Instruments Analog Design Journal, literature No. SLYT848, March 2024.
Texas Instruments,
LM74700D-Q1 Automotive Low IQ Reverse Battery Protection Ideal Diode Controller
, Data Sheet.