NJX1560

NJX1560/61 VARACTOR DIODE n GENERAL DESCRIPTION NJX1560/1561 is a GaAs varactor diode with very low toal capacitance. It is suited for VCO or detector up to SHF band. It features low total capacitance and high capacitance ratio. It is adopted a very small surface-mount plastic package. n FEATURE l High Total Capacitance Ratio 3.3 (NJX1560) / 3.2(NJX1561) l Very Small SMD Package (VSDP / SDP) n ABSOLUTE MAXIMUM RATINGS (Ta=25°C) PARAMETER Reverse Voltage Forward Current Operating Temperature Storage Temperature SYMBOL VR IF TOP TSTG RATINGS 25 10 -40~+85 -55~+125 UNITS V mA °C °C NJX1560 NJX1561 n ELECTRICAL CHARACTERISTIC (Ta=25°C) PARAMETER Forward Voltage Reverse Voltage Reverse Current Total Capacitance 1 NJX1560 NJX1561 Total Capacitance 2 NJX1560 NJX1561 Total Capacitance Ratio NJX1560 NJX1561 Ct1 / Ct2 Ct1 / Ct2 3.3 3.2 Ct2 VR=10V, f=1MHz 0.20 0.22 0.30 0.32 SYMBOL VF VR IR Ct1 CONDITIONS IF=10mA IR=10uA VR=20V VR=0V, f=1MHz 0.59 0.61 0.66 0.70 pF MIN 25 TYP 0.8 MAX 0.95 1.0 UNITS V V uA pF -1- NJX1560/61 n TYPICAL CHARACTERISTICS Forward Current vs Forward Voltage 10 -8 Reverse Current vs. Reverse Voltage 10 -2 10 -9 Forward Current (A) 10 Reverse Current(A) 0.0 0.2 0.4 0.6 0.8 1.0 -4 10 -10 10 -6 10 -8 10 -11 10 -10 10 -12 0 5 10 15 20 25 30 Forward Voltage (V) Reverse Voltage(V) Total Capacitance vs. Reverse Voltage 1 f=1MHz Total Capacitance(pF) 0.1 0.1 1 10 Reverse Voltage(V) -2- NJX1560/61 n PACKAGE OUTLINE 1) NJX1560 (VSDP) CATHODE 1.2±0.10 0.3±0.05 1.6±0.10 0.6±0.10 ANODE 0.8±0.10 UNIT: mm 2) NJX1561 (SDP) CATHODE 0±0.05 1.7±0.15 ANODE 0.3±0.15 1.25±0.15 0.9±0.15 2.5±0.15 UNIT: mm 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. This product may be damaged with electric static discharge (ESD) or spike voltage. Please handle with care to avoid these damages. [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. -3-