high performance isolation amplifier, 12.54 db gain 20 - 400 mhz am-/amc-157 north america: tel. (800) 366-2266, fax (800) 618-8883 asia/pacific: tel.+81-44-844-8296, fax +81-44-844-8298 europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 specifications subject to change without notice. visit www.macom.com for additional data sheets and product information. v 3.0 features ? 35 db typical reverse isolation ? +42 dbm typical third order intercept ? +24 dbm typical 1 db compression ? 1.2:1 typical vswr description m/a-com's AM-157 is a high performance isolation amplifier with high intercept and compression points. the use of coupler feedback minimizes current in a high intercept amplifier. this amplifier has been optimized for low vswr to improve system performance. this amplifier is packaged in a to-8-1 package, and is also available with sma connectors. the ground plane on the pc board should be configured to remove heat from under the package. AM-157 is ideally suited for use where a high isolation, high intercept amplifier is required to-8-1 c-32 absolute maximum ratings 2 parameter absolute maximum max. input power +13 dbm v bias +17.0 v operating temperature -55c to +85c storage temperature -65c to +125c 2. operation of this device above any one of these parameters may cause permanent damange. ordering information part number package AM-157 pin 1 amc-157 sma to-8-1 package connectorized 1. mounting kit part number au00071 required for pcb applications.
high performance isolation amplifier, 12.5 db gain, 20 - 400 mhz am-/amc-157 north america: tel. (800) 366-2266, fax (800) 618-8883 asia/pacific: tel.+81-44-844-8296, fax +81-44-844-8298 europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 specifications subject to change without notice. visit www.macom.com for additional data sheets and product information. v 3.0 electrical specifications 4,5 t a = -55c to +85c case temperature parameter test conditions frequency units min typical max gain 50 mhz @ +25c 50 mhz db 11.7 12.5 13.3 frequency response ? 20 - 400 mhz db ? ? 0.5 gain variation with temperature ? 20 - 400 mhz db ? ? 1.0 1 db compression output power 20 - 400 mhz dbm +21 ? ? noise figure ? 20 - 400 mhz db ? ? 7.5 reverse transmission ? 20 - 400 mhz db ? -27 -20 vswr ? 20 - 100 mhz 100? 400 mhz ratio ratio ? ? ? ? 1.5:1 2.0:1 output ip 2 two-tone inputs up to +10 dbm 20 - 400 mhz dbm +40 ? ? ? ? output ip 3 two-tone inputs up to +10 dbm 20 - 400 mhz dbm +30 ? ? vbias @ 90 ma max ? v ? ? 15.00 ibias 1.2w typical ? ma ? 80 ? typical performance 4. all specifications apply when operated at +15 vdc, with 50 ohms source and load impedance. 5. heat sinking: operation at case temperature above 95c is not recommended. heat sinking adequate to dissipate 2.7w must be pr ovided in use. the flange should be screwed down to the heat sink, which should be rf ground.
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