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Heating, Ventilation and Air Conditioning (HVAC)
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Overview
An HVAC unit requires an MCU with networking support to implement a linked configuration between the main unit and distributed motor units.
Renesas offers an extensive lineup of CAN/LIN MCUs as well an array of analog and power devices ideal for use in motor units.
System Block Diagram
Recommended Products
| MCU | Recommended products | ROM [Byte] | RAM [Byte] | Operating Frequency [MHz] | Package [Pin] | Features |
|---|---|---|---|---|---|---|
| Main MCU | V850E2/Fx4 | 512K-2M | 48K-144K | 80 | 100-208 | PWM output, 12bit ADC, CAN, LIN, FlexRay |
| V850E2/Fx4-L | 256K-1.5M | 24K-96K | 48-64 | 64-176 | PWM output, 10bit ADC, CAN, LIN | |
| V850ES/Fx3 | 128K-1M | 8K-60K | 32-48 | |||
| V850ES/Fx3-L | 64K-256K | 6K-16K | 20 | 64-100 | ||
| RL78/F12 | 8K-64K | 0.5K-4K | 32 | 20-64 | PWM output, 10bitADC, CAN, LIN, Ta = 150 support | |
| 78K0R/Fx3 | 24K-256K | 1.5K-16K | 24 | 30-100 | 16K-Data Flash, PWM output, 10bit ADC, CAN, LIN | |
| R8C/5x | 32K-128K | 2.5K-10K | 32 | 48-64 | PWM output, 10bit ADC, CAN, LIN, LQFP | |
| R8C/3x | 16K-128K | 1.5K-10K | 20 | 20-80 | ||
| Analog/Power Device | Recommended Product | Features | ||||
| Blower motor drive MOSFET | NP80N06MLG | 60V, 80A, 10mΩ, TO-220 | ||||
| NP82N06MLG | 60V, 82A, 7.4mΩ, TO-220 | |||||
| 2SK3755 | 40V, 45A, 12mΩ, Isolated TO-220 | |||||
| 2SK4144 | 60V, 70A, 5.8mΩ, Isolated TO-220 | |||||
| Seat heater drive IPD | μPD166009T1F | 40V/10mΩ, protection function, overcurrent sensor, battery reverse connection protection, low power supply voltage off hold | ||||
| μPD166010T1F (PDF: 401KB) | 40V/10mΩ, protection function, high-precision load current sensor, battery reverse connection protection, low power supply voltage off hold | |||||
| μPD166017T1F | 40V/6mΩ, protection function, high-precision load current sensor, battery reverse connection protection, low power supply voltage off hold | |||||
| μPD166011T1J* | 40V/25mΩ, dual channel, protection function, high-precision load current sensor, low power supply voltage off hold | |||||
| μPD166013T1J* | 40V/60mΩ, dual channel, protection function, high-precision load current sensor, low power supply voltage off hold | |||||
| μPD166014T1K* | 40V/60mΩ, quad channel, protection function, high-precision load current sensor, low power supply voltage off hold | |||||
| μPD166017T1F* | 40V/6mΩ, protection function, high-precision load current sensor, battery reverse connection protection, low power supply voltage off hold | |||||
| μPD166020T1F | 42V/10mΩ, protection function, high-precision load current sensor, battery reverse connection protection, low power supply voltage off hold | |||||
| μPD166021T1F | 42V/10mΩ, protection function, high-precision load current sensor, battery reverse connection protection, low power supply voltage off hold, overheating shutoff latch | |||||
| CAN line ESD protection | NNCD-ST Series | Bidirectional ESD protection | ||||
| ESD protection | NNCD-DA Series(200mW) RD-FS Series(1W) | Surge protection | ||||
*: Under Development
