EVHR1211-Y-01A

EVHR1211-Y-01A

12V, 34A, Digital Controller with Universal Input Evaluation Board

Datasheet

Description

The EVHR1211-Y-01A evaluation board is designed to demonstrate the capabilities of the HR1211, a high-performance, multi-mode PFC and current mode LLC combo digital controller. The device’s parameters are configurable through the UART interface, which provides convenient customization. Power-saving technology helps the power supply design achieve optimized efficiency.

The HR1211 is available in SOIC-20 and TSSOP-20 packages.

Product Evaluated

HR1211GM

Multi-Mode PFC and Current Mode LLC Controller With Programmable Audible Noise Reduction Control

Features & Benefits

General System Features:
- Smart X-Capacitor Discharge during AC Dropout, Approved by IEC62368 and IEC60950
- User-Friendly Parameter Configurations and GUI
PFC Stage:
- Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Multi-Mode PFC Control
- High PF Due to Input Capacitor Current Compensation
- Better EMI Noise with Frequency Jitter Function Enabled
- Soft Start (SS)
- Configurable AC Input Brown-In/Out
- Cycle-by-Cycle Current Limiting
- Open Loop Protection (OLP) and Over-Voltage Protection (OVP)
LLC Stage:
- Current Mode Control
- Adaptive Dead Time (DT) Adjustment with Minimum and Maximum Limit
- Improved Efficiency at Light Loads with Burst/Skip Mode Switching
- SS
- Capacitive Mode Protection
- Over-Current Protection (OCP) and Over-Power Protection (OPP) with Automatic Restart or Latch-Off Mode
- OVP through the SO Pin

Active Part Numbers:

EVHR1211-Y-01A

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EVHR1211-Y-01A

Description

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Product Evaluated

Features & Benefits

Active Part Numbers:

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