Micrel MIC2841AYMT TR Constant Current: Yes Current - Output / Channel: 20mA Efficiency: - Frequency: 500kHz Internal Driver: Yes Internal Switch(s): Yes Mounting Type: Surface Mount Number Of Outputs: 4 Operating Temperature: -40?°C ~ 125?°C Package / Case: 10-TMLF?® Series: - Topology: Linear (LDO), PWM Type: Backlight, White LED Type - Primary: Backlight, Flash/Torch Type - Secondary: White LED Voltage - Output: - Voltage - Supply: 3 V ~ 5.5 V Other Names: 576-3471-2