48 V Mobility Solution
Author: EIS Release Date: Mar 11, 2021
Renesas’ 48 V electric mobility solution provides engineers with a design that can be configured to target specific attributes
Renesas’ winning combination solution provides engineers with a design that can be configured to target specific attributes, such as low voltage and cost, functionality and efficiency, or high power and torque. This design provides the building blocks for a variety of motor solutions.
The 48 V electric mobility solution focuses on multiple types of applications such as e-bikes, e-scooters, forklifts, and hybrid electric vehicles.
Features
- Complete reference design that focuses three types of solutions:
- Low voltage and cost
- Functionality and efficiency
- High power and torque
- Fits a variety of electric motor drive solutions and voltage ranges
- RX23T/RX23W MCU
- RX23T: 32-bit proprietary RX core provides high-efficiency with rich peripheral functions, integrated DSP and FPU, and synchronous measurements for advanced motor control
- RX23W: Supports Bluetooth® low energy 5.0 with added security functionality which is vital for secure communications; has low power consumption and touch-key support
- ISL94216 battery front end
- Battery front end capable of monitoring up to 16 cells, low current consumption, cell balancing features, and support for multiple interfaces (I2C, SPI, and single wire)
- HIP2211 half-bridge driver
- 120 V, 3 A/4 A high-voltage bridge driver with high efficiency, small package size, and fast propagation delay
- ISL28191/ISL84051 op amp
- ISL28191: Single/dual ultra-low noise rail-to-rail input and output (RRIO) op amps with high-performance 630 µV maximum offset voltage and 3 µA input bias current
- ISL84051: 8-to-1 multiplexer analog switch that supports voltages as low as 2 V, and fast switching speeds and low power consumption