MT7838 Overview
The MT7838 is a single-stage buck average constant current controller. With MAXIC proprietary control technique, the system with MT7838 can achieve both high current accuracy and power factor correction. MT7838 works in critical conduction mode (CRM) to reduce switching losses.
MT7838 Key Features
- Single-stage active power factor correction (PFC > 0.90)
- Ultra-fast start-up time (<100mS )
- High accurate LE D current
- Critical conduction mode (CRM) operation
- Up to 60 watt driving capability
- Various protection schemes
- Adjustable constant current and output
- Power-on soft-start
- pact package: SOP8