TC1044SCPA

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TC1044SCPA is a low cost, high efficiency DC to DC switching regulator. This circuit provides excellent power supply performance for portable devices and other applications. Its small size and low input voltage requirements make it an ideal voltage regulator for space constrained applications. This device is suitable for providing regulated output voltages of up to 5 volts for appliance, computer and telecommunications applications.

The device can be operated as either a buck or a boost regulator and can provide currents up to 250 mA (depending on output voltage). It can accept input voltages from 2 V to 28 V, and is capable of delivering output voltage accuracies up to ± 2.5%. The TC1044SCPA has short-circuit protection, over-current limiting, and thermal shutdown features to protect against overload conditions.

The internal operating mode of the TC1044SCPA works on the principle of pulse-width modulation (PWM). The card sets the output voltage by varying the ON time of an internal switch. A small external feedback network (a resistor-capacitor combination) allows the card to adjust the switching frequency so that the output voltage remains constant, irrespective of variations in the input voltage or output load. The card makes use of external MOSFETs to switch the load, making it very efficient in terms of heat generation.

TC1044SCPA is used in numerous applications such as DVD players, automobiles, medical equipment and portable electronics. The low parts count and minimal component requirements make it an ideal choice for designers who need a small, low-cost and reliable regulator. In addition, the device has very low quiescent current, enabling it to provide a stable output voltage even in standby mode or at low loads.

In summary, the TC1044SCPA is a low-cost, high-efficiency, switch-mode regulator which is suitable for a wide range of applications. It has a wide input voltage range, low standby current and excellent output voltage accuracy. With its wide range of features and easy setup, the TC1044SCPA is an ideal power management solution for portable devices, small appliances and other applications.

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