Product category: Power Supply ICs and Controllers
News Release from: International Rectifier | Subject: OM7580SC/M, OM7581SC/M and OM7764ASC/M
Edited by the Electronicstalk Editorial Team on 9 January 2004
Regulators for high-density
military and aerospace
International Rectifier has a new series of high-current, ultra-low-dropout linear voltage regulators in high-density, hermetic packages for military and aerospace applications
International Rectifier has a new series of high-current, ultra-low-dropout (ULDO) linear voltage regulators in high-density, hermetic packages for military and aerospace applications. The new regulators feature a typical dropout voltage of 0.4 to 0.66V. Low dropout voltage means low power consumption, a requirement for power-restricted applications such as military and commercial aircraft, ground-based vehicles, radar and electronic warfare suites.
This article was originally published on Electronicstalk on 9 January 2004 at 8.00am (UK)
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The ULDO DC/DC postregulator devices have low ripple and low noise, with 1% regulation tolerance.
This makes them ideal for low-voltage point-of-load digital bus applications requiring fast transient response and output voltages from +20 to +1.8V and an output current range of 3 to 10A.
Advanced PC processors can demand high jumps of current very quickly.
Current steps of 300mA to 4A in 20ns are not uncommon.
When properly biased, IR's new regulators can provide the transient response necessary to handle this current demand.
All devices in this series are adjustable from +20 to +1.8V and have an output current range of 3 to 10A.
The dropout voltage range is +0.4 to +0.60V at full rated current.
Input voltage range is +2.7 to +20V.
The new regulators are DSCC (Defense Supply Center Columbus) certified, with Standard Microcircuit Drawing (SMD) models available.
IR's new regulators provide circuit designers with DSCC-qualified, components built to comply with military standards per MIL-PRF-38535/MIL-STD-883 specifications.
"B" level screening per monolithic MIL-PRF-38535 is available.
The new regulators are available in a wide array of through-hole and surface-mount packages for design flexibility.
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