Matrix LED Headlight

This reference design provides design guide, data and other contents of LED Matrix Headlight. It controls the lighting of multiple LEDs independently according to the situation.

Photo of Matrix LED Headlight
XPN3R804NC XPN3R804NC TPD7104AF TTA005 TB9005FNG CMF02A RN1907FE SSM6J808R SSM6K809R

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Features

  • Matrix LED Headlight with independent light control
  • Small Implementation Area
  • Total solution using MOSFETs, Gate drivers, Rectifer diodes and Zener diodes

Description

Input voltage DC 12 V
Number of LEDs 42 (6 LEDs x 7 blocks, 6 blocks of white and 1 block of amber color)
Power output for LEDs Constant current 500 mA x 7 blocks, dimming control is possible for each block
Power output for MCU DC 5 V (1 A Max)

Design Documents

Materials for designers, such as an overview of circuit operation and explanations of design considerations. Please click on each tab to view the contents.

Design Data

Provides circuit data that can be loaded into EDA tools, PCB layout data, and data used in PCB manufacturing. Available in formats from multiple tool vendors. You can freely edit it with your preferred tool.

Used Toshiba Items

Part Number Device Category Portion Usage Description
Power MOSFET (N-ch single 30V<VDSS≤60V) Load switch circuit, Reverse connection protection circuit・2 N-ch MOSFET, 40 V, 40 A, 0.0038 Ω@10V, TSON Advance(WF)
Intelligent power device (High side power-MOSFET driver with built-in charge pump) High-side power MOSFET driver・1 Automotive Gate driver for High-side switch, PS-8
Super fast-recovery diode Boost power supply circuit・7 600 V/1.0 A Rectifier Diode, M-FLAT
Zener diode Boost power supply circuit・7 6.8 V Zener Diode, SOD-323(USC)
Small Low ON resistance MOSFETs LED dimming control circuit・7 N-ch MOSFET, 60 V, 6.0 A, 0.036 Ω@10V, TSOP6F
Automobile CPU regulator, built-in watchdog timer CPU power supply circuit・1 Automotive 5V Voltage Regulator with Watchdog Timer, SSOP20
Power transistor for high-speed switching applications CPU power supply circuit・1 PNP Bipolar Transistor, -50 V, -5 A, New PW-Mold
Small-signal MOSFET LED lighting control circuit・42 P-ch MOSFET, -40 V, -7 A, 0.035 Ω@10V, TSOP6F
Bias resistor built-in transistor (BRT), 2-in-1 LED lighting control circuit・21 NPN x 2 Bias Resistor Built-in Transistors (BRT), 10 kΩ/47 kΩ, SOT-563(ES6)

Related Documents

We provide materials useful for designing and considering similar circuits, such as application notes for installed products. Please click on each tab to view the contents.

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