AT C H I G H P O W E R R E S I S T I V E P R O D U C T S High Power Leaded Chip Attenuators Style LA1 General Specifications * * * * * * * * * Frequency Range: DC to 3 GHz Input Power*: 150 Watts Operating Temp Range: -55 to +150C Attenuation Stability**: 0.0001 dB/dB/C, Max. Mounting Flange: Copper, Nickel or Silver Plated Resistive Elements: Tantalum Nitride Substrate Material: Aluminum Nitride Terminals: Silver Tabs: 99.99% Pure Silver, .004 mil thick, Cover: Alumina * RoHS Compliant * Reliability: MIL-PRF-55342 .080 MAX. Mechanical Tolerance: .010 inch unless otherwise specified .400 (10.16 mm) .250 TYP. (6.35 mm) .375 (9.53 mm) .040 TYP. (1.02 mm) .005 TYP. ATC Part Number Nominal Attenuation (dB) LA13740T01DBFBK LA13740T03DBFBK LA13740T06DBFBK LA13740T09DBFBK LA13740T10DBFBK LA13740T20DBFBK LA13740T30DBFBK 1 3 6 9 10 20 30 Frequency Sensitivity (dB, max.) Maximum Deviation from Nominal (dB) VSWR (max.) +0.45 / -0.15 0.60 / -0.30 +0.60 / -0.20 +0.60 / -0.20 +0.40 / -0.30 +1.00 / -1.20 +1.75 / -1.20 1.55 1.50 1.30 1.30 1.25 1.25 1.25 0.20 0.30 0.30 0.30 0.20 1.00 1.05 * Test Condition: Chip attached to a large copper carrier whose surface, directly under the chip center, is held at 100 C; maximum rated power applied. Specification: The attenuation shall change no more than 0.2 dB during and after a 100-hr. Burn-in per Mil-PRF-55342. ** Attenuation vs. frequency as a function of temperature, -55C to +125C Power Derating Power Dissipation 100% 80 60 1, 3, 6 dB Rated Safe Operating Range 40 9, 10 dB 20 20, 30 dB 0 -25C -50C +25C 0C +50C 75C 100C 125C 150C Heat Sink Temperature (C) Sales of ATC products are subject to the terms and conditions contained in American Technical Ceramics Corp. Terms and Conditions of Sale (ATC document #001-992 Rev. A 10/03). Copies of these terms and conditions will be provided upon request. They may also be viewed on ATC's website at www.atceramics.com/productfinder/default.asp. Click on the link for Terms and Conditions of Sale. ATC has made every effort to have this information as accurate as possible. However, no responsibility is assumed by ATC for its use, nor for any infringements of rights of third parties which may result from its use. ATC reserves the right to revise the content or modify its product without prior notice. (c) 2003 American Technical Ceramics Corp. All Rights Reserved. Excerpt from ATC # 001-944; Rev G, 7/08 A M E R I C A N 4 ATC North America 631-622-4700 * sales@atceramics.com w w T E C H N I C A L C E R A M I C S ATC Europe +46 8 6800410 * sales@atceramics-europe.com w . a t c e r a m i c ATC Asia +86-755-8366-4318 * sales@atceramics-asia.com s . c o m