Ideal diode/ORing controllers
Improve efficiency and performance in automotive battery input protection and power supply ORing applications
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Reverse polarity protectors
Ideal for P-FET replacement applications that need reverse polarity protection without reverse current blocking
Ideal diode controller
Ideal for discrete diode replacement for applications that need reverse polarity protection and reverse current blocking
New products
3-V to 65-V back-to-back NFET ideal diode controller, -55°C to 125°C
3-V to 65-V back-to-back NFET ideal diode controller with higher gate drive, -55°C to 125°C
Automotive ideal diode with circuit breaker, under and overvoltage protection with fault output
Automotive ideal diode with circuit breaker, 200-kHz ACS and under and overvoltage protection
Automotive, low IQ ideal diode controller with 200-khz active rectification and load dump protection
Automotive, TVS less low IQ reverse battery protection ideal diode controller, active rectification
Benefits of ideal diode & ORing controllers
Power efficiency
Reduce the energy loss from traditional discrete or Schottky diodes with low voltage drop, low IQ and thermal optimization.
Protection
Improve system reliability with comprehensive power path and redundant power supply protection such as reverse polarity protection, reverse current blocking and load dump and surge protection.
Space saving
Optimize your system with scalable controllers or fully integrated ideal diodes featuring an N-FET controller, integrated charge pump or integrated FET.
Technical resources
Design & development resources
LM74700-Q1 3.2-V to 65-V, 80-μA IQ automotive ideal diode controller (DDF package) evaluation module
The LM74700DDFEVM helps designers evaluate the operation and performance of the LM74700-Q1 3.2-V to 65-V, 80-μA IQ automotive ideal diode controller (DDF package). This evaluation module demonstrates how an N-channel power MOSFET can emulate a very-low forward voltage diode with low IQ and (...)
LM74500-Q1 3.2-V to 65-V, 80-μA IQ reverse polarity protection controller evaluation module
The LM74500-Q1 evaluation module (LM74500Q1EVM) helps designers evaluate the operation and performance of the LM74500-Q1 reverse polarity protection controller. This evaluation module demonstrates how an N-channel power MOSFET can be used to realize input reverse voltage protection with low IQ (...)