NJG1523KB2 SPDT SWITCH GaAs MMIC nGENERAL DESCRIPTION NJG1523KB2 is a SPDT switch IC featured low insertion loss, medium handling power and high isolation. This device is suitable for switching of Tx/Rx signals at sub-microwave applications. This switch exhibits wide frequency range from 50MHz to 3.0GHz at low operating voltage of 2.5V, and is operated up to 25dBm at 3.0V operating voltage. The ultra small & ultra thin FLP6 package is applied. nFEATURES lSingle low voltage control lLow insertion loss nPACKAGE OUTLINE NJG1523KB2 +2.5~+6.5V 0.4dB typ. @f=1GHz, Pin=23dBm 0.5dB typ. @f=2GHz, Pin=23dBm 29dB typ. @f=2GHz, Pin=23dBm 25dBm max. @f=2GHz, VCTL=3.0V 8uA typ. @f=0.05~2.5GHz, Pin=23dBm 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 VCTL2 H L L H L L H 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 of insertion losses and return losses are the typical values at 2GHz. -1- NJG1523KB2 nABSOLUTE MAXIMUM RATINGS (Ta=25°C) PARAMETER SYMBOL Input Power Control Voltage Pin VCTL CONDITIONS RATINGS UNITS VCTL (L)=0V, VCTL (H)=2.7V 32 dBm VCTL (H)-VCTL (L) 7.5 V Power Dissipation PD 450 mW Operating Temp. Topr -30~+85 °C Storage Temp. Tstg -55~+125 °C nELECTRICAL CHARACTERISTICS (VCTL (L)=0V, VCTL (H)=2.7V, ZS=Zl=50Ω, C6=10pF, Ta=25°C) PARAMETERS SYMBOL Operating voltage (LOW) Operating voltage (HIGH) CONDITIONS MIN TYP MAX UNITS VCTL (L) -0.2 0 0.2 V VCTL (H) 2.5 2.7 6.5 V f=2.0GHz, Pin=23dBm - 8 14 uA Control current ICTL Insertion loss 1 LOSS1 f=1GHz, Pin=23dBm - 0.4 0.7 dB Insertion loss 2 LOSS2 f=2GHz, Pin=23dBm - 0.5 0.8 dB ISL1 f=1GHz, Pin=23dBm 27 29 - dB ISL2 f=2GHz, Pin=23dBm 26 29 - dB Maximum input power 1* Pin1 VCTL (H)=2.7V, f=2GHz - - 24.0 dBm Maximum input power 2* Pin2 VCTL (H)=3.0V, f=2GHz - - 25.0 dBm Maximum input power 3* Pin3 VCTL (H)=6.5V, f=2GHz - - 34.5 dBm Pin at 1dB compression point P-1dB f=2.0GHz 28 30.5 - dBm VSWR (PC, P1, P2) VSWR f=0.05~2.2GHz, ON State - 1.4 1.6 fin=0.05~2.5GHz - 20 - Isolation 1 (PC-P1, PC-P2, P1-P2) Isolation 2 (PC-P1, PC-P2, P1-P2) Switching time TSW * Maximum input power: This value is defined as maximum input power of linear operating region or damage free operating region -2- ns NJG1523KB2 nTERMINAL INFORMATION No. SYMBOL 1 P1 2 GND 3 P2 4 VCTL2 5 PC 6 VCTL1 DESCRIPTION RF port. This port is connected with PC port by controlling 6th pin (VCTL(H)) th to 2.5~6.5V and 4 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)) to 2.5~6.5V and 6th 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 th high-state (2.5~6.5V) or low-state (-0.2~+0.2V). The voltage of 6 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- NJG1523KB2 nELECTRICAL CHARACTERISTICS (f=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 (VCTL1=2.7V,V CTL2=0V,Pin=0dBm) 0 (V -0.8 -1.2 -1.6 -0.8 -1.2 -1.6 -2 -2 0 0.5 1 1.5 2 2.5 0 3 0.5 1 Frequency (GHz) (V =2.7V,V CTL1 0 2.5 3 =0V,Pin=0dBm) CTL2 -10 Isolation (dB) -10 Isolation (dB) 2 PC-P2 Isolation vs. Frequency (VCTL1=0V,V CTL2=2.7V,Pin=0dBm) 0 1.5 Frequency (GHz) PC-P1 Isolation vs. Frequency -20 -30 -20 -30 -40 -40 -50 -50 0 0.5 1 1.5 2 2.5 0 3 0.5 PC-P1 VSWR vs. Frequency (V =2.7V,V CTL1 3 1 1.5 2 2.5 3 Frequency (GHz) Frequency (GHz) P1-PC VSWR vs. Frequency =0V,PC port) CTL2 (VCTL1=2.7V,V CTL2=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) -4- =2.7V,Pin=0dBm) CTL2 -0.4 Insertion Loss (dB) Insertion Loss (dB) -0.4 =0V,V CTL1 0 2 2.5 3 0 0.5 1 1.5 Frequency (GHz) 2 2.5 3 NJG1523KB2 nELECTRICAL CHARACTERISTICS (with application circuit, without DC Blocking Capacitor, Losses of external circuit are excluded) Input Power vs. Output Power, ICTL P2-PC VSWR vs. Frequency (V CTL1 =0V,V 3 CTL2 =2.7V,P2 port) (VCTL (L)=0V, VCTL (H)=2.7V) 16 35 P-1dB=30dBm 2.6 14 2.2 Pout P-1dB 12 20 10 1.4 15 8 1 10 VSWR 25 1.8 ICTL (uA) Output Power (dBm) 30 ICTL 0 0.5 1 1.5 2 2.5 6 10 3 15 20 25 30 35 Input Power (dBm) Frequency (GHz) Switching Speed (VCTL (L)=0V, VCTL (H)=2.7V) Insertion Loss vs. Ambient Temperature 625mV 1 VCTL RF 0.8 Insertion Loss (dB) 23.8ns 100mV /div Trig’d (PC-P1 port,fin=1GHz,VCTL(L)=0V) VCTL(H)=2.5V VCTL(H)=2.7V VCTL(H)=3.0V VCTL(H)=3.5V VCTL(H)=5.0V VCTL(H)=6.5V 0.6 0.4 0.2 0 -50 -375mV -13.8nF 35 10ns/div Isolation vs. Ambient Temperature ICTL vs. Ambient Temperature (PC-P1 port,fin=1GHz,VCTL(L)=0V) (PC-P1 port,fin=1GHz,VCTL(L)=0V) 30 Control Current (uA) Isolation (dB) 30 VCTL(H)=2.5V VCTL(H)=2.7V VCTL(H)=3.0V VCTL(H)=3.5V VCTL(H)=5.0V VCTL(H)=6.5V 0 50 o Ambient Temperature ( C) 20 VCTL(H)=2.5V VCTL(H)=2.7V VCTL(H)=3.0V VCTL(H)=3.5V VCTL(H)=5.0V VCTL(H)=6.5V 15 10 5 20 -50 100 86.2nF 25 25 0 50 o Ambient Temperature ( C) 100 0 -50 0 50 o Ambient Temperature ( C) 100 -5- NJG1523KB2 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 =2.7V,V CTL1 0 PC-P2 Insertion Loss vs. Frequency =0V,Pin=0dBm) (V CTL2 -0.8 -1.2 -1.6 -0.8 -1.2 -1.6 -2 -2 50 60 70 80 90 100 50 60 70 (VCTL1=0V,V CTL2=2.7V,Pin=0dBm) 100 (VCTL1=2.7V,V CTL2=0V,Pin=0dBm) 0 -10 Isolation (dB) -10 Isolation (dB) 90 PC-P2 Isolation vs. Frequency PC-P1 Isolation vs. Frequency 0 80 Frequency (MHz) Frequency (MHz) -20 -30 -20 -30 -40 -40 -50 -50 50 60 70 80 90 50 100 60 PC-P1 VSWR vs. Frequency (V =2.7V,V CTL1 3 70 80 90 100 Frequency (MHz) Frequency (MHz) P1-PC,P2-PC VSWR vs. Frequency =0V,PC port) (VCTL1=2.7V,V CTL2=0V,P1 port) CTL2 3 2.6 2.6 2.2 VSWR VSWR 2.2 1.8 1.8 1.4 1.4 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 0 90 100 1 50 60 70 80 Frequency (MHz) 90 100 NJG1523KB2 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 PC-P2 Insertion Loss vs. Frequency (VCTL1=2.7V,V CTL2=0V,Pin=0dBm) 0 -0.4 Insertion Loss (dB) Insertion Loss (dB) -0.4 -0.8 -1.2 -1.6 -2 100 (VCTL1=0V,VCTL2=2.7V,Pin=0dBm) 0 -0.8 -1.2 -1.6 150 200 250 300 350 400 450 -2 100 500 150 200 Frequency (MHz) PC-P1 Isolation vs. Frequency (V =0V,V CTL1 0 350 400 450 500 (VCTL1=2.7V,V CTL2=0V,Pin=0dBm) 0 -10 Isolation (dB) Isolation (dB) 300 PC-P2 Isolation vs. Frequency =2.7V,Pin=0dBm) CTL2 -10 -20 -30 -40 -50 100 250 Frequency (MHz) -20 -30 -40 150 200 250 300 350 400 450 -50 100 500 150 200 Frequency (MHz) PC-P1 VSWR vs. Frequency (V =2.7V,V CTL1 3 250 300 350 400 450 500 Frequency (MHz) PC-P1,P2-PC VSWR vs. Frequency =0V,PC port) (VCTL1=2.7V,V CTL2=0V,P1 port) CTL2 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- NJG1523KB2 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 =2.7V,V CTL1 0 PC-P2 Insertion Loss vs. Frequency =0V,Pin=0dBm) (V CTL2 -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) (V =0V,V CTL1 0 2 2.5 3 PC-P2 Isolation vs. Frequency (V =2.7V,Pin=0dBm) CTL2 =2.7V,V CTL1 0 =0V,Pin=0dBm) CTL2 -10 Isolation (dB) -10 Isolation (dB) 1.5 Frequency (GHz) PC-P1 Isolation vs. Frequency -20 -30 -20 -30 -40 -40 -50 -50 0 0.5 1 1.5 2 2.5 0 3 0.5 1.5 2 2.5 3 P1-PC,P2-PC VSWR vs. Frequency PC-P1 VSWR vs. Frequency (VCTL1=2.7V,V CTL2=0V,PC port) 3 1 Frequency (GHz) Frequency (GHz) (VCTL1=2.7V,V CTL2=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- =2.7V,Pin=0dBm) CTL2 -0.4 Insertion Loss (dB) Insertion Loss (dB) -0.4 =0V,V CTL1 0 2 2.5 3 0 0.5 1 1.5 Frequency (GHz) 2 2.5 3 NJG1523KB2 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- NJG1523KB2 nAPPLICATION CIRCUIT VCTL1 (2.7V/0V) Zo=50Ω P1 1 6 C1 C5 2 PC C3 Zo=50Ω 3 P2 Zo=50Ω 5 4 C4 C2 VCTL2 (0V/2.7V) NJG1523KB2 Parts List Parts number C1~C3 C4, C5 List 1 List 2 50~100MHz 0.1~0.5GHz 0.01uF 1000pF 10pF 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 P1 PCB SIZE=19.4x14.0mm PCB: FR-4, t=0.2mm C3 PC 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 stlipline 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 - NJG1523KB2 nPACKAGE OUTLINE (FLP6-B2) 0.75±0.05 2.0±0.1 5 +0.1 0.15-0.05 4 2.1±0.1 0.2 1.7±0.1 0.2 6 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 -