
The R2A20114B continuous conduction mode (CCM), power factor correction (PFC) IC from Renesas provides interleaved operation at high power levels along with inexpensive anti-noise measures, enabling manufacturers to design low-cost air conditioner models that combine a high power factor and high efficiency.
Block | Semiconductor Device | Recommended Products | Features |
---|---|---|---|
Indoor-Outdoor Unit Signal I/F |
General-purpose photocouplers |
PS23xx Series PS27xx Series PS28xx Series |
High isolation voltage (5kVrms), 4-pin LSOP, Ta = 115 °C High isolation voltage (3.75kVrms), 4-pin SOP, Ta = 110 °C High isolation voltage (2.5kVrms), 4-pin SSOP, Ta = 110 °C |
High-speed photocouplers |
PS93xx Series (SDIP) PS95xx Series (8-pin DIP) |
Digital output ~15Mbps Low supply current |
|
For TRIAC Control | General-purpose photocouplers |
PS23xx Series PS27xx Series PS28xx Series |
High insulation high isolation voltage (5kVrms), 4-pin LSOP, Ta = 115 °C High isolation voltage (3.75kVrms), 4-pin SOP, Ta = 110 °C High isolation voltage (2.5kVrms), 4-pin SSOP, Ta = 110 °C |
Inverter Circuit | Photocouplers for IGBT drive |
PS93xx Series (SDIP) PS95xx Series (8-pin DIP) |
High isolation voltage (5kV ~ 7.5kVrms) 0.6 ~ 2.5A output High CMR (CMR ≥ 50kV/μs) |
Block | Semiconductor Device | Recommended Products | Features |
---|---|---|---|
Outdoor Unit | Shunt regulator | μPC1093,μPC1943 /1944 | Optimal for output voltage detection of outdoor unit power supply |
MCU Peripherals | Sensor signal amplifier CMOS op amp |
μPC4742, μPC4744 | High slew rate |