AL108-338

Preliminary GaAs PHEMT Switchable Gain LNA AL108-338 Features ■ For 3.2–3.8 GHz Fixed Wireless Applications ■ Adjustable Gain ■ +7 dBm Output Power ■ +17 dBm Output IP3 ■ 2.7 dB Noise Figure ■ Single +5 V Supply ■ Input and Output Matched to 50 Ω Description The AL108-338 is an LNA designed for use in 3.2–3.8 GHz WLAN applications. The leadless surface mount package houses a GaAs PHEMT MMIC that yields low noise, good 50 Ω match, high gain and powerful P1 dB performance. Powered by a single 5 V supply, it also offers a 10 dB gain adjustment range. Absolute Maximum Ratings Characteristic RF Input Power Bias Voltage Storage Temperature Operating Temperature Value 20 dBm 6 V Max. -40 to +85°C -65 to +150°C Electrical Specifications at 25°C (3.2–3.8 GHz) Control Voltage = 0 V, Bias Voltage = 5 V, ID = 85 mA Parameter Gain Output P-1 dB Output IP3 Noise Figure Reverse Isolation Input VSWR Output VSWR 50 Ω System 50 Ω System 30 PIN = -30 dBm 18 Condition Frequency Min. 19 Typ. 21 6 19 2.5 40 1.5:1 1.5:1 2.0:1 2.0:1 2.9 Max. Unit dB dBm dBm dB dB Control Voltage = 5 V, Bias Voltage = 5 V, ID = 85 mA Parameter Gain Output P-1 dB Output IP3 Noise Figure Reverse Isolation Input VSWR Output VSWR 50 Ω System 50 Ω System 30 PIN = -30 dBm Condition Frequency Min. 8 20 Typ. 10 6 23 9 40 1.5:1 1.5:1 2.0:1 2.0:1 10 Max. Unit dB dBm dBm dB dB Alpha Industries, Inc. [978] 241-7000 Fax [978] 241-7906 Email sales@alphaind.com www.alphaind.com Specifications subject to change without n...