GaAs PIN IC SPDT Switch 2-18 GHz FHAlpha Features @ Low Loss <2.0 dB @ High Isolation >50 dB @ Good Return Loss <-9 dB @ Broadband 2-18 GHz @ Fast Switching <2 ns @ High Power Handling Capability 40 dBm Peak 27 dBm CW Description The AP218R2-00 GaAs PIN IC SPDT switch chip is ideal for low loss, high isolation applications, especially where broadband, high power handling is required. The GaAs IC employs two shunt and one series PIN diode per arm to achieve low loss, high isolation switching with exceptional power handling characteristics. Typical switching speed is 2 ns. Power consumption is low, typically 75 mA total at -5 V. Electrical Specifications at 25C AP218R2-00 Chip Outline 1.015 H 0.924 0.724 0.000 0.000 1.587 3.175 Dimensions indicated in mm. All DC (V) pads are 0.1 x 0.1 mm and AF in, Out pads are 0.07 mm wide. Chip thickness = 0.1 mm. Parameter Frequency Min. Typ. Max. Unit Frequency Range 2-18 GHz Insertion Loss 2.0 dB VSWR 12 -9 dB Isolation 50 dB Operating Characteristics at 25C Parameter Condition Frequency Min. Typ. Max. Unit Switching Speed Rise, Fall (10/90% or 90/10% RF) 2 ns Switching Current On Arm 24 mA Off Arm 48 mA VoFF 5 Vv Input Power for 1 dB Compression +25mA/-3.5 V 33 dBm Control Voltages Viow 5 v Vitigh +5 Vv 2-38 Alpha Industries, Inc. [781] 935-5150 Fax [617] 824-4579 Email sales@alphaind.com www.alphaind.com Specifications subject to change without notice. 3/994 GaAs PIN IC SPDT Switch 2-18 GHz AP218R2-00 Typical Performance Data Absolute Maximum Ratings 0 Characteristic Value 1 Operating Temperature (Top) -55C to +125C es 2 Storage Temperature (Tsy) -65C to +150C 2 3 z DC Reverse Bias -70 V (-10 A) 2 5 DC Forward Bias 1.3 V (50 mA) 4 = S PIN 10W 9 = e oO 2 6 "7 Chip Layout 8 Bias 1 Ground Return Bias 2 0 2 4 6 8 10 12 14 16 18 20 Frequency (GHz) Typical Insertion Loss and Isolation vs. Frequency Truth Table B, Bo Jy-S Ji-Jg +5V 5V lsolation Insertion Loss -5V +5 V Insertion Loss Isolation Suggested External Bias Scheme By =+5 V/-5V B2=-5 V/+5V Cc Cc eT Bias 2 0.924 de i Jg Jt L = 5-10 turn 0.7 mil gold wire air core C = 5-20 pF Ry = 8202 Ro = 1802 Alpha Industries, Inc. [781] 935-5150 Fax [617] 824-4579 Email sales@alphaind.com www.alphaind.com 2-39 Specifications subject to change without notice. 3/99A