NCV7428 is a System Basis Chip (SBC) integrating functions typically found in automotive Electronic Control Units (ECUs). NCV7428 provides and monitors the low−voltage power supply for the application microcontroller and other loads and includes a LIN transceiver.
Features | | Benefits
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Control Logic
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\- Ensures safe power−up sequence and the correct reaction to different supply conditions
\- Controls mode transitions including the power management and bus wakeup treatment
\- Generates reset
3.3 V or 5 V VOUT Supply depending on the Version from a Low−drop Voltage Regulator
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\- Can deliver up to 70 mA with accuracy of ±2%
\- Supplies typically the ECU’s microcontroller
\- Undervoltage detector with a reset output to the supplied microcontroller
LIN Transceiver
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\- LIN2.x and J2602 compliant
\- TxD dominant timeout protection
\- Transceiver mode controlled by dedicated input pin
Protection and Monitoring Functions
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\- Thermal shutdown protection
\- Load dump protection (45 V)
\- LIN Bus pin protected against transients in an automotive environment