National Semiconductor LM3595LD/NOPB Constant Current: Yes Current - Output / Channel: 24.5mA Efficiency: - Frequency: - Internal Driver: Yes Internal Switch(s): Yes Mounting Type: Surface Mount Number Of Outputs: 4 Operating Temperature: -40?°C ~ 85?°C Package / Case: 10-LLP Series: PowerWise?® Topology: PWM Type: Linear (Non-Switching) Type - Primary: Backlight Type - Secondary: White LED Voltage - Output: 2 V ~ 5.5 V Voltage - Supply: 3 V ~ 5.5 V Other Names: LM3595LD, LM3595LDTR