ADP8140ACPZ-1-R7

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PMIC or Power Management Integrated circuits are electronic integrated circuits that are designed to manage and regulate power in different electronic devices. One of the most widely used PMICs is the ADP8140ACPZ-1-R7 which is specifically designed as an LED driver. It is an integrated solution for driving up to five strings of LEDs and can be used in use cases such as backlighting applications, security lighting, automotive lighting and LED lamps.

The ADP8140ACPZ-1-R7 is an LED driver with a number of features that make it an ideal solution for LED applications. It has a dedicated LED regulator providing constant LED current and voltage. This ensures that the LED driver keeps the LED current and voltage within the limits set by the user. The built-in LED open/short monitor feature ensures that each LED string is protected in case of an open/short circuit. This feature is especially useful in industrial and automotive applications. The ADP8140ACPZ-1-R7 also includes a thermal protection circuit, which protects the device from overheating.

The ADP8140ACPZ-1-R7’s operating voltage range is from 4.5 V to 28 V, and it has an adjustable full-scale current range of 3 mA to 15 mA. The device also has an internal power switch, allowing for DC/DC regulation and dimming functions. The device is also RoHS compliant, making it an environmentally friendly choice.

In terms of its working principle, the ADP8140ACPZ-1-R7 has a linear current regulator, which ensures that the LED current has a constant value. The device also has a pulse-width modulation (PWM) dimming function, which allows the user to adjust the brightness of the LEDs. The device has a dimming rate of 10 to 1000 Hz and can be adjusted using external resistors or via the control pin.

The ADP8140ACPZ-1-R7 offers several protection features as well. The device includes a thermal fold back and over-voltage protection functions. The device also has an under-voltage and short-circuit protection circuits. These protections help protect the device from damage due to over-voltage, under-voltage, open-circuit, and short-circuit conditions.

The ADP8140ACPZ-1-R7 LED driver is an ideal solution for LED applications. It is an integrated solution with a number of features that make it a good choice for LED applications. It has a high operating voltage range and dimming capability, as well as a number of protection functions. The device is also RoHS compliant, making it an environmentally friendly choice.

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