specifications and information are subject to change without notice wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com page 1 of 5 december 2007 AP562 3.3-3.8 ghz wimax 8w power amplifier product features ? 3.3 ? 3.8 ghz ? +39 dbm p1db ? 12 db gain ? 2% evm @ 30 dbm pout ? +12 v supply voltage ? lead-free/rohs-compliant 5x6 mm power dfn package applications ? wimax cpe/bts product description the AP562 is a high dynamic range broadband power amplifier in a surface mount package. the single-stage amplifier has 12 db gain, while being able to achieve high performance for 3.3?3.8 ghz wimax applications with up to 39 dbm of compressed 1db power. the AP562 uses a high reliab ility +12v ingap/gaas hbt process technology. the device incorporates proprietary bias circuitry to compensate for variations in linearity and current draw over temperature. the device does not require any negative bias voltage; an internal active bias allows the AP562 to operate directly off a commonly used +12v supply and has the added feature of a +5v power down control pin. rohs-compliant 5x6mm dfn package is surface mountable to allow fo r low manufacturing costs to the end user. the AP562 is targeted for use in a balanced or single ended configuration for wimax applications where high linearity and high power is required. functional diagram specifications parameter units min typ max operational bandwidth mhz 3300 3800 output channel power dbm +30 power gain db 12 input return loss db 14 output return loss db 6.8 error vector magnitude % 1.9 operating current, icc ma 627 collector efficiency % 13 output p1db dbm +39 quiescent current, icq ma 400 vpd (4) v +5 vcc, vbias v +12 notes: 1. test conditions unless otherwise noted: t = 25oc, vpd = +5v, vbias = vcc = +12, icq = 400ma at pout = +30 dbm and f = 2.6 ghz. 2. using an 802.16-2004 ofdma, 64qam-1/2,1024-fft, 20 symbols, 30 subchannels signal. 3. switching speed: 50% ttl to 100/0% rf. 4. vpd used for device power down. (low=rf off) 5. capable of handling 10:1 vswr @ 12 v dc , 2.3-2.9 ghz, pout = 30dbm. absolute maximum rating parameter rating pin max (cw into 50 load) +33 dbm storage temperature -55 to +125 oc max junction temperature, t j,max 192 oc thermal resistance, jc 8.7 c / w operation of this device above any of th ese parameters may cause permanent damage. ordering information part no. description AP562-f wimax 12v 8w hbt amplifier AP562-pcb3500 3.4-3.6 ghz fully assembled evaluation board standard t/r size = 500 pieces on a 7? reel.
specifications and information are subject to change without notice wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com page 2 of 5 december 2007 AP562 3.3-3.8 ghz wimax 8w power amplifier application circuit pc board layout circuit board material: 0.0147? rogers ultralam 2000, single layer, 1 oz copper, r = 2.45, microstrip line details: width = .042?, spacing = .050? baseplate configuration notes: 1. please note that for reliable ope ration, the evaluation board will ha ve to be mounted to a much larger heat sink during opera tion and in laboratory environm ents to dissipate the power consumed by the device. the use of a conve ction fan is also recommended in laboratory environments. 2. the area around the module underneath the pcb s hould not contain any soldermask in order to maintain good rf grounding. 3. for proper and safe operation in the labor atory, the power-on sequencing is recommended. evaluation board bias procedure following bias procedure is recommended to ensure proper functiona lity of ap601 in a laboratory environment. the sequencing is not required in the final system application. bias. voltage (v) vcc +12 vbias +12 vpd +5 turn-on sequence: 1. attach input and output lo ads onto the evaluation board. 2. turn on power supply vcc = +12v. 3. turn on power supply vbias = +12v. 4. turn on power supply vpd = +5v. 5. turn on rf power. turn-off sequence: 1. turn off rf power. 2. turn off power supply vpd = +5v. 3. turn off power supply vbias = +12v. 4. turn off power supply vcc = +12v.
specifications and information are subject to change without notice wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com page 3 of 5 december 2007 AP562 3.3-3.8 ghz wimax 8w power amplifier 3400-3600 application circuit (AP562-pcb3500) typical o-fdma performance at 25 c frequency (mhz) 3400 3500 3600 units channel power +30 +30 +30 dbm power gain 12 12 11 db input return loss 15 14 15 db output return loss 6.1 6.8 5.7 db evm 2.3 1.9 2.1 % operating current, icc 646 627 643 ma collector efficiency 12.5 13 12.5 % output p1db 39 39 39 dbm quiescent current, icq 400 ma vpd +5 v vcc, vbias +12 v c2 3 c 24 l3 c2 2 notes: 1. the primary rf microstrip line is 50 . 2. components shown on the silkscreen but not on the schematic are not used. 3. the center of c23 is placed at 15mil from AP562 rfout pin. 4. the edge of c24 is placed right next to c23. 5. the center of c22 is placed at 135mil from AP562 rfin pin. 6. the edge of l3 is placed right next to c22. 3400-3600 mhz application circuit performance plots 802.16-2004 o-fdma, 64qam-1/2, 1024-fft, 20 symbols and 30 subchannels efficiency vs. output power vs. frequency 2 5 8 11 14 17 20 20 22 24 26 28 30 32 output power (dbm) collector efficiency (%) 3.4ghz 3.5ghz 3.6ghz current vs. output power vs. frequency 400 450 500 550 600 650 700 20 22 24 26 28 30 32 output power (dbm) collector current (ma) 3.4ghz 3.5ghz 3.6ghz evm vs. output power vs. frequency 0 1 2 3 4 5 20 22 24 26 28 30 32 output power (dbm) evm (%) 3.4ghz 3.5ghz 3.6ghz gain vs. frequency t=25c -15 -10 -5 0 5 10 15 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 frequency (ghz) gain (db) return loss t=25c -30 -25 -20 -15 -10 -5 0 2.52.72.93.13.33.53.73.94.14.34.5 frequency (ghz) s11, s22 (db) s11 s22
specifications and information are subject to change without notice wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com page 4 of 5 december 2007 AP562 3.3-3.8 ghz wimax 8w power amplifier parameter measurement information switching speed test test conditions: vcc, vbias = +12v at 25 o c output power = +30dbm @ 2.5 ghz rep rate = 1 khz, 50% duty cycle vpd amplitude = +5v r2=200 ohms, c9=12pf c10, c11 = dnp xtal detector voltage =15mv (square law) test result waveforms: cw signal source pulse generator oscilloscope diode detector ap56x evaluation brd attenuator cable length = lx cable length = lx +ve - ve cable length = lx vpd vpd = +5v vpd = +0v rf on vpd = +5v delay = 50ns rf on vpd = +5v delay = 50ns rf off
specifications and information are subject to change without notice wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com page 5 of 5 december 2007 AP562 3.3-3.8 ghz wimax 8w power amplifier mechanical information this package is rohs-compliant. the platin g material on the pins is annealed matte tin over copper. it is compatible with bot h lead-free (maximum 260 c reflow temperature) and leaded (maximum 245 c reflow temperature) soldering processes. drawing outline drawing mounting configuration / land pattern product marking the component will be laser marked with a ?AP562-f? product label wi th an alphanumeric lot code on the top surface of the package. tape and reel specifications for this part will be located on the website in the ?application notes? section. functional pin layout pin function 1 pin_vbias 2, 3, 7, 8, 12, 13 n/c 4, 5, 6 rf in 9, 10, 11 rf output / vcc 14 pin_vpd backside paddle gnd
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