PRE-RELEASE PTH 31001* 35 Watts, 1800-1900 MHz 50-Ohm Power Hybrid Description The PTH 31001 is a 50 ohm power hybrid intended for applications requiring linear power amplification in the PCS frequency range. The part is designed to operate with 50 ohm source and load impedances and includes bias circuitry with temperature compensation. The design is intended to simplify system design and save space with an overall size of less than one square inch. 100% lot traceability is standard. Guaranteed Performance at 1900 MHz, 28 V - Output Power = 35 Watts (P-1dB) - Power Gain = 12 dB Typ - Efficiency = 40% Rugged Hybrid Design Input Decoupling High Single Stage Gain Excellent Linearity Input VSWR less than 1:5:1 Gold Metallization Output Power @ P-1dB (Watts) Output Power @ P-1dB vs. Supply Voltage 45 1800 MHz 35 e 1 3100 1880 MHz E 1840 MHz 25 55 45689 A-123 IDQ = 450 mA 15 19 21 23 25 27 29 Supply Voltage (Volts) Package A Performance Characteristics Parameter Symbol Min Typ Max Units Frequency Range VDD (Nom.) = 28, IDQ (Nom., Adjustable) = 475 mA f 1800 -- 1900 MHz Power Gain VDD (Nom.) = 28, IDQ (Nom., Adjustable) = 475 mA Gp 11 12 -- dB Output Power at 1 dB Compressed VDD (Nom.) = 28, IDQ (Nom., Adjustable) = 475 mA P-1dB 35 40 -- W Input VSWR VDD (Nom.) = 28, IDQ (Nom., Adjustable) = 475 mA y 1.3:1 -- 1.6:1 -- Efficiency at P-1dB VDD (Nom.) = 28, IDQ (Nom., Adjustable) = 475 mA h 35 40 -- % * Note: Specifications for this product are preliminary and subject to change without notice. Please contact your sales representative for further product information. Complete product infromation is available on our Website at: www.ericsson.com/rfpower. 1 e e PRE-RELEASE PTH 31001 Maximum Ratings Parameter Symbol Value Unit Supply Voltage VDD 32 Vdc Bias Current IDQ 1000 mA Tflange 90 C PD TBD Watts Operating Temperature Total Device Dissipation at Tflange = 25C Above 25C derate by W/C Storage Temperature TSTG 125 C Typical Performance Bias Current vs. Bias Voltage 500 700 480 600 Bias Current (mA) Bias Current (mA) Bias Current vs. Drain Voltage 460 440 420 400 400 300 200 0 11.5 360 28 25 22 19 VDD = 28 V 100 VDD = 12.87 V 380 500 16 12 13 13.5 Bias Voltage (V) Drain Voltage (Volts) Efficiency vs. Power Out Efficiency vs. Output Power 50 50 f = 1880 MHz VDD = 22 V 40 Efficiency (%) Efficiency (%) 12.5 VDD = 28 V 30 VDD = 25 V f = 1840 MHz IDQ = 475 mA 20 40 30 f = 1840 MHz f = 1800 MHz 20 VDD = 28 V IDQ = 465 mA 10 10 10 20 30 40 50 10 20 30 40 Output Power (W) Output Power (Watts) 2 50 e PRE-RELEASE PTH 31001 Gain and Return Loss vs. Supply Voltage Gain Return Loss Gain (dB) 10 -5 13 -10 8 -15 6 -20 4 2 0 1700 Gain (dB) 12 0 Return Loss (dB) 14 14 -15 9 -35 2000 8 1950 Return Loss, 1800 MHz 10 -30 1900 -12 Gain, 1800 MHz IDQ = 475 mA 1850 -9 Gain, 1840 MHz 11 -25 1800 -6 Gain, 1880 MHz 12 VDD = 28 V 1750 -3 -18 Return Loss, 1840 MHz Return Loss (dB) Gain and Return Loss vs. Frequency -21 -24 16 19 22 25 28 Frequency (MHz) Supply Voltage (Volts) Intermodulation Distortion vs. Output Power Intermodulation Distortion vs. Supply Voltage -20 f = 1800 MHz 0 f = 1840 MHz POUT = 35 W(PEP) -10 -30 f = 1840 MHz IDQ = 475 mA IM (dB) VDD = 20 V -50 3 IM3 (dB) -20 -40 IDQ = 475 mA -30 -40 POUT = 10 W(PEP) -50 -60 -60 f = 1880 MHz -70 POUT = 1 W(PEP) -70 0 10 20 30 40 50 16 Output Power (W PEP) Ericsson Microelectronics RF Power Products Morgan Hill, CA 95037 USA 20 24 28 32 Vdd (V) 1-877-GOLDMOS (465-3667) United States +46 8 757 4700 International e-mail: rfpower@ericsson.com www.ericsson.com\rfpower 3 Specifications subject to change without notice. (c) 1998 Ericsson Inc. LF 1301-PTH 31001 Uen Rev A 1998-08-05