LED Lighting


Discrete Semiconductors

Integrated Circuits


MBI6655 | Macroblock Step-Down, High Efficiency, 1A LED Driver



  data sheet

Part Number MBI6655
Ordering Part Number MBI6655
Manufacturer MACROBLOCK
Availability In Available, please send a RFQ

Summary Specification

01 Max. Sustaining Voltage 40V
02 Constant Output Current Per Channel 1A(max.)
03 Topology Buck/Hysetersis PFM
04 Supply Voltage 6~36V
05 Switch ON Resistance(Typ.) 0.3 ohm
06 Power Efficiency 97% efficiency @ input voltage 12V, 350mA, 3-LED
07 Dimming Method Digital
08 External Components Required 5
09 Error Detection  
10 Thermal Protection YES
11 Full Protection Start-Up/OCP/ Thermal/ LED Open-/ Short-Circuit
12 Constant Output Current Invariant to Load Voltage Change YES
13 RoHS Compliant Package SOT-89, SOP-8
14 Technology Hysteretic PFM
15 Applications Desk Lamp
Projection Lamp
16 Success Storyies Center Stadium of World University Games
17 Major Feature Digital Dimming 
Thermal Shutdown