MIC2841AYMT TR Micrel Inc, MIC2841AYMT TR Datasheet - Page 9

• Manufacturer Part Number: MIC2841AYMT TR
• Description: IC LED DRIVR WHITE BCKLGT 10TMLF
• Manufacturer: Micrel Inc
• Type: Backlight, White LEDr

Specifications of MIC2841AYMT TR

• Constant Current: Yes
• Topology: Linear (LDO), PWM
• Number Of Outputs: 4
• Internal Driver: Yes
• Type - Primary: Backlight, Flash/Torch
• Type - Secondary: White LED
• Frequency: 500kHz
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 10-TMLF®
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 20mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -
• Other names: 576-3471-2

Micrel Inc.
MIC2841A
Figure 6. PWM Signal at 1% Duty Cycle (I
= 0.2mA)
Figure 9. PWM Signal at 80% Duty Cycle (I
= 16mA)
avg
avg
Figure 10. PWM Signal at 100% Duty Cycle (I
= 20mA)
avg
Figure 7. PWM Signal at 20% Duty Cycle (I
= 4mA)
avg
Figure 8. PWM Signal at 50% Duty Cycle (I
= 10mA)
avg
June 2009
9
M9999-062909-C