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MD1822 Datasheet PDF

Supertex MD1822

MD1822 is a high speed, four channel MOSFET driver designed to drive high voltage P- and N-channel MOSFETs for medical ultrasound applications and other applications requiring a high output current for a capacitive load. The high-speed input stage of the MD1822 can operate from a 1.8 to 5.0V logic interface with an optimum operating input signal range of 1.8 to 3.3V. The input logic levels may be ground referenced, even though the driver is putting out bipolar signals.
Part No. MD1822
Datasheet MD1822 Download
Manufacturer
Supertex
Description High Speed Four Channel MOSFET Driver
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MD1822 datasheet page 1 preview

FEATURES

►► Mixed inversion MOSFET driver ►► 6.0ns rise and fall time ►► 2.0A peak output source/sink current ►► 1.8 to 5.0V input CMOS compatible ►► 5.0 to 10V total supply voltage ►► Smart logic threshold ►► Low jitter design ►► Four matched channels ►► Drives two P- and two N-channel MOSFETs ►► Outputs can swing below ground ►► Low inductance, quad flat no-lead package ►► High performance, thermally enhanced packaging

APPLICATIONS

►► Medical ultrasound imaging ►► Piezoelectric transducer drivers ►► Non-Destructive Testing (NDT) ►► PIN diode driver ►► CCD Clock driver/buffer ►► High speed level translator

GENERAL DESCRIPTION

The Supertex An adaptive threshold circuit is used to set the level translator switch threshold to the average of the input logic 0 and logic 1 levels. The level translator uses a proprietary circuit, which provides DC coupling together with high-speed operation. The output stage of the MD1822 has separate power connections enabling the output signal L and H levels to be chosen independently from the supply voltages used for the majority of the circuit.
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