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The UC3843AD is IC REG CTRLR 8SOIC, that includes UC3843A Series, they are designed to operate with a Tube Alternate Packaging Packaging, Unit Weight is shown on datasheet note for use in a 0.004318 oz, that offers Mounting Style features such as SMD/SMT, Package Case is designed to work in 8-SOIC (0.154", 3.90mm Width), it has an Operating Temperature range of 0°C ~ 70°C (TA), the device can also be used as Transistor Driver Output Type. In addition, the Function is Step-Up, Step-Down, the device is offered in 8-SOP Supplier Device Package, the device has a 1 of Number of Outputs, and Topology is Buck, Boost, and the Voltage Supply Vcc Vdd is 7.6 V ~ 30 V, and Frequency Switching is Up to 500kHz, and the Control Features is Frequency Control, and Output Configuration is Positive, and the Output Phases is 1, and Duty Cycle Max is 0.96, and the Synchronous Rectifier is Yes, and Clock Sync is No, it has an Maximum Operating Temperature range of + 70 C, it has an Minimum Operating Temperature range of 0 C, and the Output Current is 1000 mA, and Switching Frequency is 450 kHz, and the Fall Time is 50 ns, and Rise Time is 50 ns.
UC3843 with user guide manufactured by ON. The UC3843 is available in SOP3.9mm Package, is part of the PMIC - Voltage Regulators - DC DC Switching Controllers.
UC3843A with circuit diagram manufactured by LINRAR. The UC3843A is available in SOP-8 Package, is part of the PMIC - Voltage Regulators - DC DC Switching Controllers.