TPS60403DBVT

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The TPS60403DBVT is a cost-effective and highly efficient step-up DC-DC converter from Texas Instruments. It is designed for low-power applications that require a wide input voltage range and a generating output for LCD contrast adjustment. The device incorporates a current-mode step-up converter with an adjustable output voltage. The TPS60403DBVT operates in either forced PWM mode or automatic skip period control mode, which improves light-load efficiency.

The TPS60403DBVT application field is mainly used in Security monitoring systems, personal electronics and excellent portable applications. In a security monitoring system, this device performs the function of step-up conversion, supplying the high-voltage output required by cameras and other detectors. In personal electronic equipment, it can be used to provide LED backlight or contrast voltage conversion. In portable applications, it provides a wide input voltage range and offers efficient power solutions for multiple inputs, eliminating the need for multiple step-up converters and reducing size and cost.

TPS60403DBVT working principle is based on its high-efficiency current-mode step-up converter. The device operates using an internal powerswitch and an external Schottky diode for conversion to a regulated output voltage. This design means that the device operates at very low power loss at a wide input voltage range, giving high performance operation. The device also incorporates soft-start capability and provides excellent light-load efficiency by virtue of its ability to detect the load current and automatically switch between forced PWM mode and skip period control mode.

The TPS60403DBVT fulfills a wide range of applications to cover many design requirements. It offers high efficiency at light loads, a wide input supply range and a programming pin for output voltage adjustment. It is suitable as a cost-effective power solution in many electronic applications requiring low power and wide-voltage step-up conversion.

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