EV46885DN-00A
80V INPUT 0.5A HIGH POWER LED DRIVER
EV46885DN-00A Rev.1.0 www.MonolithicPower.com 1
12/18/2013 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
The Future of Analog IC Technology
DESCRIPTION
The EV46885DN-00A is an evaluation board for
high power LED driver. It is implemented by
MP46885DN, an integrated Buck white LED
driver which is suitable for automotive, industry
and general lighting applications with MPS
patented pending technology.
The EV46885DN-00A is recommended to drive
a single-string LEDs. It can drive up to 19 LEDs
in one string. It regulates the LED current at
about 350mA.
ELECTRICAL SPECIFICATIONS
Parameter Symbol Value Units
Input Voltage VIN 4.5 to 80 V
Enable/Dimming EN/DIM
5 V
LED Current I
LED
350 mA
Over Current
Protection
OCP 0.8 A
FEATURES
• Wide 4.5V to 80V Operating Input Range
• No Output Capacitor Required
• ±5% LED Current Accuracy
• Hysteretic Control: No Compensation
• Up to 2MHz Switching Frequency
• Up to 20kHz Dimming Frequency
• Dedicated PWM Dimming Control Input
• Short circuit protection with integrated high
side MOSFET
• Optional Output Voltage Limitation
• Thermal shut down
• 200mV reference voltage for high efficiency
• Up to 95% Efficiency
• 120A Quiescent Current
• Available in SOIC8 with Exposed Pad
Packages
APPLICATIONS
• High Power LED Driver
• Automotive, Industry and General Lighting
• Constant Current Source
“MPS” and “The Future of Analog IC Technology” are Registered Trademarks of
Monolithic Power Systems, Inc.
EV46885DN-00A EV ALUATION BOARD
Components area: 0.66” x 1.17” (1.7cm x 3cm)
Board Number MPS IC Number
EV46885DN-00A MP46885
