BLL1970 Power Management IC, High-Voltage Linear LED Driver, 4.5–500V Input, 100mA, ESOP8 / SOT89-3 / TO252

The BLL1970 is a high-voltage linear LED driver IC designed for direct LED driving from wide input voltage sources up to 500V. It delivers up to 100mA constant current with stable regulation, making it suitable for high-voltage LED luminaires and lighting systems. Multiple package options allow flexible thermal and mechanical design.

Key Specifications

• Driver Mode: Linear

• Input Voltage (VIN): 4.5V – 500V

• Output Current (IOUT): Up to 100mA

• Current Accuracy: ±4%

• Oscillator Frequency (FOSC): —

• Feedback Voltage (VFB): 0.6V

• Packages: ESOP8, SOT89-3, TO252

Applications

• High-voltage LED luminaires

• AC-DC LED lighting systems

• Industrial and commercial LED lighting

• Screen and panel lighting

Features

• Ultra-wide input voltage support up to 500V

• Constant-current LED driving

• Simple linear control architecture

• Multiple package options for thermal design

• Suitable for high-voltage LED applications