LED Drivers
Overview
Microsemi's LED driver family is among the richest in the industry, with controllers and drivers that can power strings of LEDs in general illumination applications, as well as backlight with one or more strings for TV's monitors, mobile devices and computers. Microsemi's controllers employ Flyback, Boost or Buck Switching regulation, or the innovative LLC Control Toplogy for best in industry efficiency at the lowest noise. |
Driver P/N | MCU P/N | FETs | Topology | AC/ DC |
Vin (V) | Istring (A) | Host I/F | VLED out (V) |
Ch/ driver |
Other Reg. Outs | StdBy | Channel/ System |
LED/ ch |
LED/ System |
Ch/Ch Match |
Iout Acc. | Package | Application |
LX27901ID | N/A | Ext. | LLC, PWM or Synch |
Int. | 7.5-27 | 0.8 | PWM 0.5-2V |
Up to 400V | 1 | 0 | No | 1 (4 w/ext balancer) |
120 | 120 (480 w/ext balancer) |
1.50% | 1.5% | SOIC-16 | D0 Edgelit TVs |
LX27902IDW | N/A | Ext. | LLC or Synch |
Ext. | 7.5-27 | 0.6 | PWM 0.2-2V |
Up to 400V | 1 | 1 | No | 1 (4 w/ext balancer) |
120 | 120 (480 w/ext balancer) |
1.50% | 2.0% | SOIC-24 | D0 Edgelit TVs |
LX27912IDW | N/A | Ext. | LLC or Synch |
Ext. | 7.5-27 | 0.6 | PWM 0.2-2V |
Up to 400V | 1 | 1 | Yes | 1 (4 w/ext balancer) |
120 | 120 (480 w/ext balancer) |
1.50% | 2.0% | SOIC-24 | D0 Edgelit TVs |
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