Taiwan Semiconductor low & high-side CCRs

Taiwan Semiconductor enters the market for automotive LED Driver and reaches another milestone to systematically expand its position as a supplier to the automotive industry.

• TSCR400CX6H & TSCR402CX6H are high-side constant current regulators (CCR) for linear LED driving, with presets of 0.1 mA and 20 mA nominal (respectively), adjustable up to 65 mA with an external resistor
• TSCR420CX6H & TSCR421CX6H are low-side constant current regulators (CCR) for linear LED driving, with a present of 10 mA nominal, adjustable up to 300 mA with an external resistor.

Key features​

• AEC-Q100 Qualified
• PPAP Capable
• Easy Paralleling of Drivers for Increased Current Capacity
• Good Temperature Coefficient vs. Output Current

Additional features

Low-Side Constant Current Regulator (CCR) for Linear LED Driving:

• LED Drive Current Present 10 mA
• Very Low Enable Current
• Adjustable Output Current with External Resistor up to 300 mA

High-Side Constant Current Regulator (CCR) for Linear LED Driving:

• LED Drive Current Preset:
  • TSCR400CX6: 0.1 mA
  • TSCR402CX6: 20 mA
• Continuous Output Current up to 65 mA with an External Resistor

Features Valid For Both CCRs:

• AEC-Q100 Qualified with the Following Results:
  • Device Temperature Grade 1: -40 °C To 125 °C
  • Device HBM ESD Classification Level H2
  • Device CDM ESD Classification Level C6
• Supply Voltage up to 40 V
• Digital PWM Input Up To 10 kHz (TSCR421CX6)

Applications

• Ambient Light
• Interior Light
• Turn Signals
• Rear Cluster Lighting
• Reading Light
• Cluster Illumination