MCU with integrated multichannel High Brightness LED drivers
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With a high-performance flash microcontroller and four-channel constant high-current driver, the NEC Electronics μPD78F8024 is well positioned for emerging highpower LED lighting applications.
The device offers valuable benefits such as control intelligence, lighting efficiency and cost and space savings, and is supported by a complete hardware and software development tool set that provides a user-friendly development environment for shortening time to market of LED lighting products.
Features
MCU
- 20MHz
- 8kB & 32kB Flash Memory
- 4 channels 8-bit PWM
- 4 channels 10-bit ADC
- Serial interfaces: UART,I2C,CSI, DALI, DMX512
- WDT and 16-bit Capture/Compare Timer
Constant high-current driver
- 4-ch buck or boost hysteresis current regulators with current sense
- Up to 1 MHz self-oscillating switching frequency
- 350mA - 1.5A per channel w/ external FETs
- 9 - 38V supply voltage
- Soft start (for reduced EMI)
- Built-in protection: Over-temperature shut-down, Over-current shut-down, Over-voltage shut-down, Under-voltage lockout