2576-3.3DDT

The IL2576-3.3D2 is a monolithic integrated circuits ideally suited for easy and convenient design of a stepdown switching regulator (buck converter). The features of IL2576-3.3D2 are: (1)3.3 V, 5.0 V, 12 V, 15 V, and Adjustable Output Versions; (2)Adjustable Version Output Voltage Range, 1.23 to 37 V ±% Maximum Over Line and Load Conditions; (3)Guaranteed 3.0 A Output Current; (4)Wide Input Voltage Range; (5)Requires Only 4 External Components; (6)52 kHz Fixed Frequency Internal Oscillator.

The following is about the absolute maximum ratings of IL2576-3.3D2: (1)Maximum Supply Voltage: 45V; (2)ON/OFF Pin Input Voltage: 0.3 V V +Vin; (3)Output Voltage to Ground (SteadyState): 1.0V; (4)Storage Temperature Range: 65 to +150 °C; (5)Minimum ESD Rating (Human Body Model: C = 100 pF, R = 1.5 k): 2.0 kV; (6)Lead Temperature (Soldering, 10 seconds): 260°C; (7)Maximum Junction Temperature: 150°C.

The electrical characteristics of the IL2576-3.3D2 are: (1)Output Voltage: 3.234V min and 3.366V max; (2)Output Voltage (6.0 V .Vin .40 V, 0.5 A .ILoad .3.0 A): 3.168V min and 3.432V max at TJ = 25°C, 3.135V min and 3.465V max at TJ = 40 to +125°C; (3)Efficiency (Vin = 12 V, ILoad = 3.0 A): 65%.