NJG1140KA1 - 1 - ver.2010-03-15 wide band low noise amplifier gaas mmic general description package outline the NJG1140KA1 is a wide band low noise amplifier gaas mmic designed for set-top boxes, tv tuners and dtv applications. the NJG1140KA1 features broadband operation from 50mhz to 2150mhz, high linearity and high es d tolerance. the NJG1140KA1 requires only four external components. the NJG1140KA1 is available in a small, lead-free, halogen-free, 1.6mm x 1.6mm x 0.55 mm, 6-pin flp6-a1 package. features wide operating frequency range 50mhz~2150mhz operation voltage 3.3v typ. (+2.5v~+4.0v) current consumption 10ma typ. @ v dd =3.3v gain 9.0db typ. @ v dd =3.3v high p -1db(in) +7.0dbm @ v dd =3.3v high input ip3 +9.0dbm @ v dd =3.3v high esd tolerance on-chip esd protection circuit external components count 4 pcs. (capacitors 3pcs, inductor 1pc) small package flp6-a1 (package size: 1.6mm x 1.6mm x 0.55mm typ.) lead -free and halogen-free pin configuration (top view) note: the information on this datasheet is subject to change without notice pin connection 1. gnd 2. gnd(nc) 3. rfout 4. gnd 5. gnd(nc) 6. rfin NJG1140KA1 3 4 5 6 2 1 lna bias circuit gnd gnd (nc) gnd rfout rfin gnd (nc) 1pin index
NJG1140KA1 - 2 - absolute maximum ratings t a =+25c, z s =z l =50 parameter symbol conditions ratings units supply voltage v dd 5.0 v input power p in v dd =3.3v +15 dbm power dissipation p d 4-layer fr4 pcb with through-hole (74.2mmx74.2mm), t j =150c 580 mw operating temperature t opr -40~+85 c storage temperature t stg -55~+150 c electrical characteristics (dc) general conditions: v dd =3.3v, t a =+25c, z s =z l =50 parameters symbol conditions min typ max units supply voltage v dd 2.5 3.3 4.0 v supply current i dd - 10 14 ma electrical characteristics (rf) general conditions: v dd =3.3v, f rf =50~2150mhz, t a =+25c, z s =z l =50 with application circuit parameters symbol conditions min typ max units operating frequency freq 50 - 2150 mhz small signal gain gain exclude pcb and connector losses *1 7.0 9.0 12.0 db noise figure nf exclude pcb and connector losses *2 - 2.5 3.0 db input power at 1db gain compression point p -1db(in) +2.0 +7.0 - dbm input 3rd order intercept point iip3 f1=f rf , f2=f rf +100khz, pin=-20dbm +5.0 +9.0 - dbm isolation iso s12 - -16.0 - db rf in vswr vswri - 1.5 3.3 rf out vswr vswro - 1.5 3.3 *1: input and output pcb, connector losses: 0.016db(at 50mhz), 0.254db(at 2150mhz) *2: input pcb, connector losses: 0.008db(at 50mhz), 0127db(at 2150mhz)
NJG1140KA1 - 3 - terminal information notes: ground terminal (no.1 and 4) and nc terminal (no.2 and 5) should be connected with the pcb ground for good rf performance. no. symbol description 1 gnd ground terminal. connect to the pcb ground plane. 2 nc (gnd) no connected terminal. this terminal is not connected with internal circuit. connect to the pcb ground plane. 3 rfout rf output terminal. requires a dc blocking capacitor c2 and dc feed inductor l1. 4 gnd ground terminal. connect to the pcb ground plane. 5 nc (gnd) no connected terminal. this terminal is not connected with internal circuit. connect to the pcb ground plane. 6 rfin rf input terminal. requires a dc bloking capacitor c1.
NJG1140KA1 - 4 - typical characteristics general conditions : v dd =3.3v, ta=+25 o c, z s =z l =50ohm -100 -80 -60 -40 -20 0 20 -40 -30 -20 -10 0 10 pout, im3 (dbm) pin (dbm) pout im3 pout, im3 vs. pin (f1=620mhz, f2=f1+100khz) iip3=+9.8dbm -40 -30 -20 -10 0 10 20 -40 -30 -20 -10 0 10 pout (dbm) pin (dbm) p-1db(in)=+8.2dbm pout pout vs. pin (freq=620mhz) -4 -2 0 2 4 6 8 10 12 1 1.5 2 2.5 3 3.5 4 4.5 5 0 500 1000 1500 2000 2500 3000 gain (db) nf (db) frequency (mhz) nf gain gain, nf vs. frequency (freq=50~3000mhz) (exclude pcb, connector losses) 0 2 4 6 8 10 12 0 500 1000 1500 2000 2500 p-1db(in) vs. frequency (freq=50~2150mhz) frequency (mhz) p-1db(in) p-1db(in) (dbm) 0 2 4 6 8 10 12 0 10 20 30 40 50 60 -40 -30 -20 -10 0 10 gain (db) i dd (ma) pin (dbm) gain i dd gain, i dd vs. pin (freq=620mhz) p-1db(in)=+8.2dbm 8 10 12 14 16 18 20 22 0 500 1000 1500 2000 2500 iip3, oip3 (dbm) frequency (mhz) oip3 iip3 iip3, oip3 vs. frequency (f1=50~2150mhz, f2=f1+100khz, pin=-20dbm)
NJG1140KA1 - 5 - typical characteristics general conditions : v dd =3.3v, ta=+25 o c, z s =z l =50ohm 0 2 4 6 8 10 12 14 22.533.544.5 p-1db(in) vs. v dd (f=620mhz) p-1db(in) (dbm) v dd (v) 4 5 6 7 8 9 10 11 12 1 1.5 2 2.5 3 3.5 4 4.5 5 22.533.544.5 gain, nf vs. v dd (f=620mhz) gain (db) nf(db) v dd (v) gain nf (exclude pcb, connector losses) 1 1.5 2 2.5 3 3.5 4 22.533.544.5 vswr vs. v dd (f=620mhz) vswr v dd (v) vswro vswri 5 10 15 20 25 2 2.5 3 3.5 4 4.5 oip3, iip3 vs. v dd (f=620mhz) oip3, iip3 (dbm) v dd (v) oip3 iip3 0 5 10 15 20 22.533.544.5 i dd vs. v dd (rf off) i dd (ma) v dd (v)
NJG1140KA1 - 6 - typical characteristics general conditions : v dd =3.3v, ta=+25 o c, z s =z l =50ohm s11, s22 s21, s12 vswr zin, zout s11, s22 (f=50mhz~20ghz) s21, s12 (f=50mhz~20ghz)
NJG1140KA1 - 7 - typical characteristics 0 5 10 15 -40 -20 0 20 40 60 80 100 p-1db(in) vs. temperature (f=620mhz) p-1db(in) (dbm) temperature ( o c) 0 5 10 15 20 0 5 10 15 20 k factor vs. temperature (f=50mhz~20ghz) -40( o c) -20( o c) 0( o c) 25( o c) 60( o c) 85( o c) k factor frequency (ghz) 4 8 12 16 20 24 -40-20 0 20406080100 oip3, iip3 vs. temperature (f1=620mhz, f2=f1+100khz, pin=-20dbm) oip3, iip3 (dbm) temperature ( o c) oip3 iip3 0 2 4 6 8 10 12 14 -40 -20 0 20 40 60 80 100 i dd vs. temperature (rf off) i dd (ma) temperature ( o c) 6 7 8 9 10 11 12 1 1.5 2 2.5 3 3.5 4 -40-20 0 20406080100 gain, nf vs. temperature (f=620mhz) gain (db) nf(db) temperature ( o c) gain nf (exclude pcb, connector losses) general conditions : v dd =3.3v, z s =z l =50ohm -40-20 0 20406080100 vswr vs. temperature (f1=620mhz) 1 1.5 2 2.5 3 3.5 4 vswr temperature ( o c) vswri vswro
NJG1140KA1 - 8 - application circuit test pcb layout parts id comments l1 taiyo yuden hk1005 series c1~c3 murata mfg grm15 series parts list pcb (fr-4): t=0.2mm microstrip line width =0.40mm (z 0 =50 ) pcb size=16.8mm x 16.8mm (top view) v dd rf in rf out l1 c2 c3 caution in order not to couple with terminal rfin and rfout, please layout ground pattern under the ic. c1 1pin index rfin rfout vdd l1 270nh c2 0.01 f c3 0.01 f c1 0.01 f (top view) 1pin index 3 4 5 6 2 1 lna bias circuit gnd gnd (nc) gnd (nc) gnd rfout rfin
NJG1140KA1 - 9 - package outline (flp6-a1) cautions on using this product this product contains gallium-arsenide (gaas) which is a harmful material. ? do not eat or put into mouth. ? do not dispose in fire or break up this product. ? do not chemically make gas or powder with this product. ? to waste this p roduct, p lease obe y the relatin g law of y our countr y . this product may be damaged with electric static discharge (esd) or spike voltage. please handle with care to avoid these dama g es. [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. 1.6 0.05 1.6 0.05 1.2 0.05 0.5 0.5 0.55 0.05 0.1 0.1 0.22 0.05 0.13 0.05 0.2 0.1 0.2 0.1 unit: mm
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