NJG1522KB2 SPDT SWITCH GaAs MMIC nGENERAL DESCRIPTION NJG1522KB2 is a GaAs SPDT switch suited for RF receiving circuit of cellular phone handsets. This switch features very low loss, high isolation and exhibits wide operating frequency range from 50MHz to 3.0GHz at low voltage of 2.5V. The ultra small & ultra thin FLP6 package is applied. nFEATURES lSingle low voltage control lLow insertion loss nPACKAGE OUTLINE NJG1522KB2 +2.5~+6.5V 0.3dB typ. @f=1GHz, Pin=0dBm 0.5dB typ. @f=2GHz, Pin=0dBm 27dB typ. @f=1~2GHz, Pin=0dBm 20dBm max. @f=2GHz, VCTL=2.7V 8uA typ. @f=2GHz, Pin=10dBm FLP6-B2 (Mount Size: 2.1x2.0x0.75mm) lHigh isolation lHandling power lLow current consumption lUltra small & ultra thin package nPIN CONFIGURATION Orientation Mark KB2 Type Top view Pin connection 1 6 2 5 3 4 1.P1 2.GND 3.P2 4.VCTL2 5.PC 6.VCTL1 nTRUTH TABLE "H"=VCTL (H), "L"=VCTL (L) VCTL1 H L L H VCTL2 L H L H PC-P1 ON OFF Insertion Loss=17dB P1 Return Loss=-2dB Insertion Loss=18dB P1 Return Loss=-2dB PC-P2 OFF ON Insertion Loss=17dB P2 Return Loss=-2dB Insertion Loss=18dB P2 Return Loss=-2dB NOTE: The values in the table are typical value of insertion loss and return loss. -1- NJG1522KB2 nABSOLUTE MAXIMUM RATINGS PARAMETERS Input Power SYMBOL Pin Control Voltage VCTL Power Dissipation Operating Temp. Storage Temp. PD Topr Tstg (Ta=25C, ZS=Zl=50) RATINGS UNITS 28 dBm CONDITIONS VCTL (L)=0V, VCTL (H)=2.7V VCTL (H) - VCTL (L) 7.5 V 450 -30~+85 -55~+125 mW C C nELECTRICAL CHARACTERISTICS PARAMETERS SYMBOL (VCTL (L)=0V, VCTL (H)=2.7V, ZS=Zl=50, C6=10pF, Ta=25C) CONDITIONS MIN TYP MAX UNITS Control voltage (Low) VCTL (L) -0.2 0 0.2 V Control voltage (High) VCTL (H) 2.5 2.7 6.5 V Control current ICTL f=2.0GHz, Pin=10dBm - 8 14 uA Insertion loss 1 LOSS1 f=1.0GHz, Pin=0dBm - 0.3 0.6 dB Insertion loss 2 LOSS2 f=2.0GHz, Pin=0dBm - 0.5 0.8 dB ISL1 f=1.0GHz, Pin=0dBm 25.5 27 - dB ISL2 f=2.0GHz, Pin=0dBm 25 27 - dB Pin at 1dB compression point P-1dB f=2.0GHz 20 24 - dBm VSWR (PC, P1, P2) VSWR f=0.05~2.2GHz, ON State - 1.3 1.6 f=0.05~2.5GHz - 20 - Isolation 1 (PC-P1, PC-P2, P1-P2) Isolation 2 (PC-P1, PC-P2, P1-P2) Switching time -2- TSW ns NJG1522KB2 nTERMINAL INFORMATION No. SYMBOL 1 P1 2 GND 3 P2 4 VCTL2 5 PC 6 VCTL1 DESCRIPTIONS RF port. This port is connected with PC port by controlling 6th pin (VCTL (H)) to 2.5~6.5V and 4th pin(VCTL(L)) to -0.2~+0.2V. An external capacitor is required to block the DC bias voltage of internal circuit. (50~100MHz: 0.01uF, 0.1~0.5GHz: 1000pF, 0.5~2.5GHz: 56pF) Ground terminal. Please connect this terminal with ground plane as close as possible for excellent RF performance. RF port. This port is connected with PC port by controlling 4th pin(VCTL(H)) th to 2.5 - 6.5V and 6 pin(VCTL(L)) to -0.2~+0.2V. An external capacitor is required to block the DC bias voltage of internal circuit. (50~100MHz: 0.01uF, 0.1~0.5GHz: 1000pF, 0.5~2.5GHz: 56pF) Control port 2. The voltage of this port controls PC to P2 state. The `ON' and `OFF' state is toggled by controlling voltage of this terminal such as high-state (2.5~6.5V) or low-state (-0.2~+0.2V). The voltage of 6th pin have to be set to opposite state. The bypass capacitor has to be chosen to reduce switching time delay from 10pF~1000pF range. Common RF port. In order to block the DC bias voltage of internal circuit, an external capacitor is required. (50~100MHz: 0.01uF, 0.1~0.5GHz: 1000pF, 0.5~2.5GHz: 56pF) Control port 1. The voltage of this port controls PC to P2 state. The `ON' and `OFF' state is toggled by controlling voltage of this terminal such as high-state (2.5~6.5V) or low-state (-0.2~+0.2V). The voltage of 4th pin have to be set to opposite state. The bypass capacitor has to be chosen to reduce switching time delay from 10pF~1000pF range. -3- NJG1522KB2 nELECTRICAL CHARACTERISTICS (0.1~3.0GHz, with Application circuit, Losses of external circuit are excluded) PC-P1 Insertion Loss vs. Frequency PC-P2 Insertion Loss vs. Frequency (V (V CTL1=0V,VCTL2=2.7V,Pin=0dBm) 0 0 Insertion Loss (dB) Insertion Loss (dB) -0.8 -1.2 -0.8 -1.2 -1.6 -1.6 -2 -2 0 0.5 1 1.5 2 2.5 0 3 0.5 1 PC-P1 Isolation vs. Frequency 2 2.5 3 PC-P2 Isolation vs. Frequency (V CTL1=0V,VCTL2=2.7V,Pin=0dBm) 0 1.5 Frequency (GHz) Frequency (GHz) (V CTL1=2.7V,VCTL2=0V,Pin=0dBm) 0 -10 Isolation (dB) -10 Isolation (dB) =0V,Pin=0dBm) CTL2 -0.4 -0.4 -20 -30 -40 -20 -30 -40 -50 -50 0 0.5 1 1.5 2 2.5 3 0 0.5 1 Frequency (GHz) (V 3 =2.7V,V CTL1 1.5 2 2.5 3 Frequency (GHz) PC-P1 VSWR vs. Frequency P1-PC VSWR vs. Frequency =0V,PC port) (V CTL2 3 2.2 2.2 =2.7V,V CTL1 =0V,P1 port) CTL2 VSWR 2.6 VSWR 2.6 1.8 1.8 1.4 1.4 1 1 0 0.5 1 1.5 Frequency (GHz) -4- =2.7V,V CTL1 2 2.5 3 0 0.5 1 1.5 Frequency (GHz) 2 2.5 3 NJG1522KB2 nELECTRICAL CHARACTERISTICS (with application circuit, without DC Blocking Capacitor, Losses of external circuit are excluded) P2-PC VSWR vs. Frequency Pin vs. Pout, ICTL and Loss (V CTL1=0V,VCTL2=2.7V,P2 port) 3 30 12 10 2.6 P-1dB=24.6dBm VSWR 2.2 1.8 8 ICTL 20 6 Pout P-1dB ICTL (uA) Output Power (dBm) 25 4 15 1.4 2 loss 10 1 0 0.5 1 1.5 2 2.5 0 10 3 15 20 25 30 Input Power (dBm) Frequency (GHz) Switching Speed (VCTL (L)=0V, VCTL (H)=2.7V) Insertion Loss vs. Ambient Temperature 625mV 1 VCTL RF 21.4n Insertion Loss (dB) 0.8 100mV /div Trig'd (PC-P1 port, fin=2GHz, VCTL(L)=0V) VCTL=2.5V VCTL=2.7V VCTL=3.0V VCTL=3.5V VCTL=5.0V VCTL=6.5V 0.6 0.4 0.2 0 -50 -375mV -13.8nF 30 10ns/div 86.2nF Isolation vs. Ambient Temperature ICTL vs. Ambient Temperature (PC-P1 port, fin=1GHz, VCTL(L)=0V) (PC-P1 port, fin=1GHz, VCTL(L)=0V) 35 Control Current (uA) 30 Isolation (dB) 25 20 0 50 Ambient Temperature ( oC) VCTL=2.5V VCTL=2.7V VCTL=3.0V VCTL=3.5V VCTL=5.0V VCTL=6.5V 25 100 VCTL=2.5V VCTL=2.7V VCTL=3.0V VCTL=3.5V VCTL=5.0V VCTL=6.5V 20 15 10 5 15 -50 0 50 Ambient Temperature ( oC) 100 0 -50 0 50 Ambient Temperature ( oC) 100 -5- NJG1522KB2 nELECTRICAL CHARACTERISTICS (f=50~100MHz, with Application circuit (Parts list 1), Losses of PCB, connector and DC blocking capacitor are included) PC-P1 Insertion Loss vs. Frequency (V 0 =2.7V,V CTL1 PC-P2 Insertion Loss vs. Frequency =0V,Pin=0dBm) (V CTL2 0 -0.8 -1.2 -1.6 -0.8 -1.2 -1.6 -2 -2 50 60 70 80 90 100 50 60 Frequency (MHz) 90 100 (V CTL1=2.7V,VCTL2=0V,Pin=0dBm) 0 -10 -10 Isolation (dB) Isolation (dB) 80 PC-P2 Isolation vs. Frequency (V CTL1=0V,VCTL2=2.7V,Pin=0dBm) 0 70 Frequency (MHz) PC-P1 Isolation vs. Frequency -20 -30 -40 -20 -30 -40 -50 -50 50 60 70 80 90 100 50 60 Frequency (MHz) (V 3 =2.7V,V CTL1 70 80 90 100 Frequency (MHz) PC-P1 VSWR vs. Frequency P1-PC,P2-PC VSWR vs. Frequency =0V,PC port) CTL2 (V CTL1=2.7V,VCTL2=0V,P1 port) 3 2.6 2.2 2.2 VSWR VSWR 2.6 1.8 1.8 1.4 1.4 1 1 50 60 70 80 Frequency (MHz) -6- =2.7V,Pin=0dBm) CTL2 -0.4 Insertion Loss (dB) Insertion Loss (dB) -0.4 =0V,V CTL1 90 100 50 60 70 80 Frequency (MHz) 90 100 NJG1522KB2 nELECTRICAL CHARACTERISTICS (f=100~500MHz, with Application circuit (Parts list 2), Losses of PCB, connector and DC blocking capacitor are included) PC-P1 Insertion Loss vs. Frequency (V 0 =2.7V,V CTL1 PC-P2 Insertion Loss vs. Frequency =0V,Pin=0dBm) (V CTL2 0 -0.8 -1.2 -1.6 -2 100 -0.8 -1.2 -1.6 150 200 250 300 350 400 450 -2 100 500 150 200 250 Frequency (MHz) (V 0 =0V,V CTL1 350 400 450 500 PC-P2 Isolation vs. Frequency =2.7V,Pin=0dBm) (V CTL2 0 -10 =2.7V,V CTL1 =0V,Pin=0dBm) CTL2 -10 Isolation (dB) Isolation (dB) 300 Frequency (MHz) PC-P1 Isolation vs. Frequency -20 -30 -40 -50 100 =2.7V,Pin=0dBm) CTL2 -0.4 Insertion Loss (dB) Insertion Loss (dB) -0.4 =0V,V CTL1 -20 -30 -40 150 200 250 300 350 400 450 -50 100 500 150 200 Frequency (MHz) PC-P1 VSWR vs. Frequency 300 350 400 450 500 PC-P1,P2-PC VSWR vs. Frequency (V CTL1=2.7V,VCTL2=0V,PC port) 3 250 Frequency (MHz) (V CTL1=2.7V,VCTL2=0V,P1 port) 3 2.6 2.2 2.2 VSWR VSWR 2.6 1.8 1.8 1.4 1.4 1 100 150 200 250 300 350 Frequency (MHz) 400 450 500 1 100 150 200 250 300 350 400 450 500 Frequency (MHz) -7- NJG1522KB2 nELECTRICAL CHARACTERISTICS (f=0.1~3.0GHz, with Application circuit (Parts list 3), Losses of PCB, connector and DC blocking capacitor are included) PC-P1 Insertion Loss vs. Frequency (V 0 =2.7V,V CTL1 PC-P2 Insertion Loss vs. Frequency =0V,Pin=0dBm) CTL2 -0.4 -0.4 Insertion Loss (dB) Insertion Loss (dB) (V CTL1=0V,VCTL2=2.7V,Pin=0dBm) 0 -0.8 -1.2 -1.6 -0.8 -1.2 -1.6 -2 -2 0 0.5 1 1.5 2 2.5 3 0 0.5 1 Frequency (GHz) PC-P1 Isolation vs. Frequency (V 0 =0V,V CTL1 (V 0 2.5 3 =2.7V,V CTL1 =0V,Pin=0dBm) CTL2 -10 Isolation (dB) Isolation (dB) 2 PC-P2 Isolation vs. Frequency =2.7V,Pin=0dBm) CTL2 -10 -20 -30 -40 -20 -30 -40 -50 -50 0 0.5 1 1.5 2 2.5 3 0 0.5 Frequency (GHz) 1.5 2 2.5 3 P1-PC,P2-PC VSWR vs. Frequency (V CTL1=2.7V,VCTL2=0V,PC port) 3 1 Frequency (GHz) PC-P1 VSWR vs. Frequency (V CTL1=2.7V,VCTL2=0V,P1 port) 3 2.6 2.2 2.2 VSWR VSWR 2.6 1.8 1.8 1.4 1.4 1 1 0 0.5 1 1.5 Frequency (GHz) -8- 1.5 Frequency (GHz) 2 2.5 3 0 0.5 1 1.5 Frequency (GHz) 2 2.5 3 NJG1522KB2 nELECTRICAL CHARACTERISTICS (Losses of PCB, connector and DC blocking capacitor at each frequency.) PCB Through Loss vs. Frequency PCB Through Loss vs. Frequency (Frequency:100MHz-500MHz) 0 0 -0.4 -0.4 Insertion Loss (dB) Insertion Loss (dB) (Frequency:50MHz-100MHz) -0.8 -1.2 -1.6 -0.8 -1.2 -1.6 -2 50 60 70 80 90 100 Frequency (MHz) -2 100 150 200 250 300 350 400 450 500 Frequency (MHz) PCB Through Loss vs. Frequency (Frequency:100MHz-3GHz) 0 Insertion Loss (dB) -0.4 -0.8 -1.2 -1.6 -2 0 0.5 1 1.5 2 2.5 3 Frequency (GHz) -9- NJG1522KB2 nAPPLICATION CIRCUIT VCTL1 (2.7V/0V) Zo=50 P1 1 6 C1 C5 2 PC C3 Zo=50 P2 Zo=50 5 3 C2 4 NJG1522KB2 C4 VCTL2 (0V/2.7V) Parts List Parts number List 1 50~100MHz 0.01uF 10pF C1~C3 C4, C5 List 2 0.1~0.5GHz 1000pF 10pF List 3 0.5~2.5GHz 56pF 10pF Notes GRM36 MURATA GRM36 MURATA nRECOMMENDED PCB DESIGN (TOP VIEW) C2 P2 C1 C4 C5 VCTL2 VCTL1 C3 PC P1 PCB SIZE=19.4x14.0mm PCB: FR-4, t=0.2mm CAPACITOR: size 1005 STRIPLINE WIDTH=0.4mm PRECAUTIONS [1]The DC blocking capacitors have to be placed at RF terminal of P1, P2 and PC. Please choose appropriate capacitance values to the application frequency. [2]To reduce stripline influence on RF characteristics, please locate bypass capacitors(C4, C5) close to each terminals. [3]For good isolation, the GND terminal (2nd pin) must be placed possibly close to ground plane of substrate, and through holes for GND should be placed near by the pin connection. - 10 - NJG1522KB2 nPACKAGE OUTLINE 0.750.05 2.00.1 5 4 2.10.1 0.2 1.70.1 0.2 6 +0.1 0.15-0.05 1 2 3 0.65 0.1 0.1 0.65 +0.1 0.2-0.05 Lead material : Copper Lead surface finish: Solder plating Molding material : Epoxy resin UNIT : mm Weight : 6.5mg 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 product, please obey the relating law of your country. [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. This product may be damaged with electric static discharge (ESD) or spike voltage. Please handle with care to avoid these damages. - 11 -