Washing Machine (Low-End)
详情介绍
Overview
Renesas has a wide-ranging lineup of MCUs that enable our customers to develop products that satisfy these requirements. The RX23T Group, the RL78/G14 Group, and the RL78/G1F Group of microcontrollers provide a cost effective solution for motor and system control applications. These MCUs meet a variety of requirements for washing machine control, including wide-range motor torque, rotation rate control, and load variation. .
System Block Diagram
Recommended Products
| Block | Semiconductor Device | Recommended Product Name | Features, etc. |
|---|---|---|---|
| Operation block | Operation MCU | RX130 Group | Touch key MCU |
| RL78/L1x Series RL78/L13 Group |
5 V operation, small package, abundant lineup | ||
| Control block | Control MCU | RL78/G14 Group RL78/G1F Group |
Three-phase PWM timer *1, 5 V operation, small package, abundant lineup |
| RX23T Group | Built-in FPU | ||
| Sensor output | Op-amp | READ2302GSP | Full range Input/output , High slew rate |
| μPC4742, μPC4744 | High slew rate | ||
| Valves | TRIAC | BCR1AM-12A BCR08AM-14A BCR08DS-14A |
|
| Main motor | TRIAC | BCR8FM-12LB BCR8FM-14LJ BCR10FM-14LJ |
|
| Lid lock | TRIAC | BCR1AM-12A BCR08AM-14A BCR08DS-14A |
|
| Inverter | Photocoupler (IGBT drive) |
PS93xx Series (6/8p-SDIP) PS94xx Series (16p-SOP) PS95xx Series (8p-DIP) PS99xx Series (8p-LSDIP) |
High isolation voltage (5kV～7.5kVr.m.s.) 0.6～2.5A output High CMR (CMR≧50kV/μs) |
| Power supply | PFC IC | R2A20114B | Continuous conduction mode interleaving |
| R2A20131 | Continuous conduction mode single | ||
| R2A20112A | Critical conduction mode interleaving | ||
| MOSFET | RJK60xx Series | 500 V, 600 V tolerance | |
| TRIAC control | Photocoupler (standard) | PS23xx Series PS27xx Series PS28xx Series |
High isolation voltage (5kVr.m.s.), 4p-LSOP, Ta=115°C High isolation voltage (3.75kVr.m.s.), 4p-SOP, Ta=110°C High isolation voltage (2.5kVr.m.s.), 4p-SSOP, Ta=110°C |
*1 PWM: Pulse Width Modulation
Related application notes/Sample Code
*: Please contact your sales representative or contact us directly.
Related Software
| Name | Document No. |
|---|---|
| M3S-S2-Tiny sound playback system * | - |
*: Please contact your sales representative or contact us directly.
Related Boards
| Name | Part No. |
|---|---|
| R2A20114B evaluation board * | - |
| R2A20112A evaluation board * | - |
| 24V Motor Control Evaluation System for RX23T | RTK0EM0006S01212BJ |
| RX24T CPU Card | RTK0EM0009C03402BJ |
*: Please contact your sales representative or contact us directly.