Pulser IC handles non-destructive testing applications.

Press Release Summary:



Delivering up to 200 V output and 3.0 A ultrasound pulses, Model HV739 single channel, monolithic, high speed ultrasound pulser IC features matched delay times, up to 10 MHz operating frequency, over temperature sensing, under voltage protection, and 1.8-5.0 V CMOS logic interface. It can operate in 100 V bipolar or 200 V unipolar mode. Available in RoHS compliant, 32-lead QFN package, unit employs direct coupling topology to facilitate board layout.



Original Press Release:



New Integrated Ultrasound Pulser from Supertex Ideal for Non-Destructive Testing Applications



HV739 Delivers Up To 200V Output and 3.0A Ultrasound Pulses

SUNNYVALE, Calif., July 31, 2007 - Supertex (NasdaqGS: SUPX), a recognized
leader in high voltage analog and mixed signal integrated circuits (ICs), today
introduced the HV739, a single channel, monolithic, high speed ultrasound pulser IC
designed for non-destructive testing (NDT) applications. The IC brings together
controller logic interface circuitry, level translators, MOSFET gate drive buffers and
high current, high voltage outputs. It is designed to deliver peak output currents over
3.3A with up to a 200V swing.

The HV739 features matched delay times, up to 10 MHz operating frequency,
over temperature sensing, under voltage protection, and a 1.8V to 5.0V CMOS logic
interface. It employs a direct coupling topology to facilitate easier board layout.

"With its ability to operate in 100V bipolar mode or 200V unipolar mode, the
HV739 is ideally suited for the next generation of high resolution NDT machines,"
states Ahmed Masood, Vice President of Marketing for Supertex. "This versatile, high
voltage pulser IC is ideal for use with a wide range of NDT probes because of its small
form factor, high speed and ability to work with current loads up to 3.0A."

The HV739 is available in a 32-lead QFN package (HV739K6-G). The part is
Green and RoHS compliant. Samples are available from stock. Lead-time for
production quantities is 4-6 weeks ARO. Pricing is US$4.68 each for the HV739K6-G
in 1K quantities.

About Supertex

Supertex, Inc. is a publicly held mixed signal semiconductor manufacturer,
focused in high voltage interface products for use in the telecommunications,
networking systems, flat panel displays, medical and industrial electronics industries.
Supertex product, corporate and financial information is readily available at
www.supertex.com.

Corporate Headquarters:
Ken Vickers
Marketing Communications Manager
408/222-4810
kennethv@supertex.com

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