Hyperabrupt Junction Tuning Varactor SMV1135 Series Features ■ High Tuning Ratio ■ Low Series Resistance ■ SOD-323 Package ■ Designed for High Volume, Low Cost Applications ■ Available in Tape and Reel Packaging Description The SMV1135-011 is a surface mount varactor diode in the SOD-323 plastic package. It is designed for very high capacitance tuning ratio while having low series resistance, which makes this device especially attractive for wideband VCO applications. Absolute Maximum Ratings Characteristic Value Forward Current (IF) 20 mA Power Dissipation (PD) Single Common Cathode SOD-323 SOT-23 SMV1135-011 SMV1135-004 250 mW Storage Temperature (TST) -55°C to +150°C Operating Temperature (TOP) -55°C to +125°C Electrical Specifications at 25°C Parameter Condition Max. Unit 20.00 nA 8.20 10.00 pF CT (1 V)/CT (3 V) 1.47 1.76 Capacitance Ratio (CTR) CT (1 V)/CT (9 V) 3.70 4.50 Series Resistance (RS) VR = 1 V, F = 500 MHz Breakdown Voltage (VBR) IR = 10 µA Reverse Current (IR) VR = 21 V Capacitance (CT) CT @ 1 V, VR = 1 V, F = 1 MHz Capacitance Ratio (CTR) Min. Typ. 1.20 28.00 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 6/01A Ω V 1 Hyperabrupt Junction Tuning Varactor SMV1135 Series Typical Performance Data Capacitance vs. Voltage Capacitance (pF) 12 10 8 6 4 VR (V) CT (pF) 0.5 10.34 1.0 8.69 2.5 5.98 3.0 5.38 6.0 3.11 10.0 1.92 20.0 1.17 2 0 5 10 15 1.4 20 1.3 Capacitance vs. Voltage 1.2 RS (Ω) Varactor Voltage (V) 10 1.1 1.0 0.9 0.8 5 0.7 0.6 0 0 5 10 3V 15 20 Voltage (V) -5 Series Resistance vs. Voltage 20 V -10 -40 -20 0 20 40 60 80 Temperature (˚C) Relative Capacitance Change vs. Temperature Percentage Change (%) Percentage Change (%) 0 10 5 0 -5 -10 -40 -20 0 20 40 60 Temperature (˚C) Relative Series Resistance Change vs. Temperature 2 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 6/01A 80 Hyperabrupt Junction Tuning Varactor SMV1135 Series SOD-323 SPICE Model PORT P_anode port = 1 0.090 (2.30 mm) MIN. 0.108 (2.74 mm) MAX. 0.045 (1.15 mm) MIN. 0.053 (1.35 mm) MAX. 1 0.010 (0.25 mm) MIN. 0.016 (0.40 mm) MAX. 2 IND LS L = LS 0.063 (1.60 mm) MIN. 0.071 (1.80 mm) MAX. CATHODE INDICATOR RES RS R = RS 0.008 (0.20 mm) NOM. 0.050 (1.25 mm) MAX. 0.006 (0.15 mm) TYP. 0.004 (0.10 mm) MAX. CAP CP C = CP DIODE Varactor_Diode AREA = 1 MODEL = Diode_Model MODE = nonlinear 0.010 (0.25 mm) MIN. PORT P_Cathode port = 2 SOT-23 0.110 (2.80 mm) MIN. 0.120 (3.04 mm) MAX. 0.012 (0.30 mm) MIN. 0.020 (0.50 mm) MAX. 3 0.083 (2.10 mm) MIN. 0.104 (2.64 mm) MAX. 0.047 (1.20 mm) MIN. 0.055 (1.40 mm) MAX. 1 DIODEM Diode_Model IS = 1.00e-14 RS = 0 N=1 TT = 0 CJO = CJO M=M VJ = VJ EG = 1.11 XTI = 3 KF =0 AF =1 FC = 0.5 BV = 0 IBV = 1e-3 ISR = 0 NR = 2 IKF = 0 NBV = 1 IBVL = 0 NBVL = 1 TBV1 = 0 TNOM = 27 FFE = 1 Part Number CJ0 (pF) VJ (V) M CP (pF) RS Ω) (Ω LS (nH) SMV1135-011 10.3 8.6 2.9 0.8 1.2 1.5 2 0.037 (0.95 mm) REF. 0.020 (0.51 mm) REF. 0.076 (1.92 mm) REF. 0.003 (0.080 mm) MIN. 0.008 (0.20 mm) MAX. 0.035 (0.89 mm) MIN. 0.044 (1.12 mm) MAX. 8˚ MAX. 0.022 (0.55 mm) REF. 0.0005 (0.01 mm) MIN. 0.004 (0.10 mm) MAX. Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 6/01A 3