ADN2847ACPZ-32-RL

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Power management integrated circuit (PMIC) laser drivers provide efficient drive current for diode laser sources.ADN2847ACPZ-32-RL is one of such PMIC laser drivers.It is thermally enhanced for better heat dissipation,supply with higher output current and inductive wrapping for improved galvanic insulation.It converts direct current(DC) from the power source into a pulse modulated output current suitable for driving an fiber coupled laser diode.

The ADN2847ACPZ-32-RL is a high efficiency laser driver for pulsed fiber coupled laser diodes.It has a maximum output power of 32 watts and can be adjusted in 0.25W step.The driver is capable of operating at temperature range of -40C to 100C.The design requires a single-ended input supply, with a nominal voltage of 3.3V and a range of 2.5V to 6V.The output current can be controlled with an adjustable current sense resistor.The driver features a wide output modulation control range, a maximum efficiency of 85%, and a fast rise and fall time of 15 ns.

The working principle of the ADN2847ACPZ-32-RL is relatively straightfoward.The input DC is converted into the output current pulse wave,which is then amplified and filtered.A subsequent level shift allows the output current waveform to be modulated with an adjustable voltage from 0 to 6V.The output is then filtered and smoothened before it is driven to the laser diode.The output current is controlled by a current-sensing resistor,which is connected between the output and ground.The power dissipation across this resistor is also used for thermal control,allowing for a wide operating temperature range.

The ADN2847ACPZ-32-RL is suitable for use in a wide range of applications.For example,it can be used in medical equipment,industrial lasers and laser positioning systems.It can also be used in automotive lighting systems,fiber optic devices and optical communication modules.This driver is also suitable for various research and development applications,including laser beam steering,spectroscopy and fiber coupling,among others.

In conclusion,the ADN2847ACPZ-32-RL is an efficient and reliable PMIC laser driver capable of delivering high output current and modulated waveforms suitable for driving a wide range of fiber coupled laser diodes.Its wide operating temperature range and adjustable current sensing resistor allow for versatile application within a variety of laser based systems.Its robust design makes it suitable for demanding industrial environments.

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