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Macroblock Inc.
Floor 6-4, No. 18, Pu-Ting Rd.,
Hsinchu

300
Taiwan
TEL:+886-3-5790068
FAX:+886-3-5797534
URL:
http://www.mblock.com.tw
Microsites Homepage:
http://Macroblock.allitwares.c
om/

Featured Products

1A LED Driver IC MBI6661

　1A LED Driver IC

Brief：
MBI6661 is a high efficiency, constant current and step-down DC/DC converter. It is designed to deliver constant current to light up high power LED with only 5 external components. By hysteretic PFM control scheme, MBI6661 omits the external compensation design.

Step-Down 1A Dimmable LED Driver MBI6653

　Step-Down 1A Dimmable LED Driver

Brief：
MBI6653 is a step-down constant-current high-brightness LED driver to provide a cost-effective design solution for interior/exterior illumination applications. It is designed to deliver constant current to light up high power LED with only 4 external components. With hysteretic PFM control scheme, MBI6653 eliminates external compensation design and makes the design simple.
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Macroblock Inc.

 Business Type: Manufacturer → Manufacturing Equipment
1 Categories , 8 Products Listing.
Home > LED Driver ICs
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Product Name: 1A LED Driver IC

Product Number: MBI6661
Brief Description:
MBI6661 is a high efficiency, constant current and step-down DC/DC converter. It is designed to deliver constant current to light up high power LED with only 5 external components. By hysteretic PFM control scheme, MBI6661 omits the external compensation design.

Official Site

  • Key Features:

     

    l           Max. 1A constant output current
    l           97% efficiency @ input voltage 48V, loading condition 350mA, 12 LEDs in series
    l           9~60V wide input voltage range
    l           Hysteretic PFM eliminates external compensation design
    l           Settable output current
    l           Integrated power switch with 0.35ohm Rds(on)
    l           Full protections: UVLO/Start-Up/OCP/ Thermal/ LED Open-/ LED Short- Circuited
    l           Only 5 external components required
  • Key Applications:

     

    l           Projection Lamp
    l           Signage and Decorative LED Lighting
    l           High Power LED Lighting
    l           Automotive LED Lighting
         Constant Current Source

Official Site

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LED Driver ICs | 1A LED Driver IC | Macroblock Inc.