SMV1265
SMV1265 is Hyperabrupt Junction Tuning Varactor manufactured by Alpha Industries.
Features s High Tuning Ratio s Low Series Resistance s SOD-323 Package s Designed for High Volume, Low Cost Applications s Available in Tape and Reel Packaging
Description
The SMV1265-011 is a surface mount varactor diode in the SOD-323 package. It is designed for very high capacitance tuning ratio while having low series resistance, which makes this device especially attractive for wide band VCO applications.
Absolute Maximum Ratings
Characteristic Forward Current (IF) Power Dissipation (PD) Storage Temperature (TST) Operating Temperature (TOP) Value 20 m A 250 m W -55°C to +150°C -55°C to +125°C
Electrical Specifications at 25°C
Parameter Reverse Current (IR) Capacitance (CT) Capacitance (CT) Capacitance Ratio (CTR) Series Resistance (RS) Breakdown Voltage (VBR) VR = 26 V CT @ 1 V, VR = 1 V, F = 1 MHz CT @ 26 V, VR = 26 V, F = 1 MHz CT (1 V)/CT (26 V) VR = 1 V, F = 470 MHz IR = 10 µA 28.00 12.50 0.58 17.70 13.8 0.7 19.5 2.4 Ω V Condition Min. Typ. Max. 20.00 14.70 0.83 Unit n A p F p F
Alpha Industries, Inc. [781] 935-5150
- Fax [617] 824-4579
- Email sales@alphaind.
- .alphaind.
Specifications subject to change without notice. 6/99A
Hyperabrupt Junction Tuning Varactor
SMV1265-011
Typical Performance Data
Capacitance vs. Voltage
VR (V) 0.0 0.5 CT (p F) 22.47 17.41 14.26 10.23 7.40 5.15 3.38 2.37 1.86 1.61 1.45 1.30 1.12 1.05 0.97 0.91 0.83 0.78 0.75 0.73 0.73 0.71
Capacitance (p F)
1.0 2.0 3.0
4.0 5.0 6.0
7.0 0 5 10 15 20 25 30 8.0 9.0 10.0 12.0
Voltage (V)
Capacitance vs. Voltage
SOD-323
0.090 (2.30 mm) MIN. 0.108 (2.74 mm) MAX. 0.010 (0.25 mm) MIN. 0.016 (0.40 mm) MAX. 0.063 (1.60 mm) MIN. 0.071 (1.80 mm) MAX.
14.0 16.0 18.0 20.0 22.0 24.0 26.0
CATHODE INDICATOR
0.045 (1.15 mm) MIN. 0.053 (1.35 mm) MAX. 1
28.0 30.0
0.008 (0.20 mm) NOM. 0.006 (0.15 mm) TYP. 0.050 (1.25 mm) MAX.
SPICE Model
PORT P_anode port = 1 IND LS L = LS DIODEM Diode_Model IS = 1.00e-14 RS = 0 N=1 TT = 0 CJO = CJO M=M EG = 1.11 XTI = 3 KF =0 AF =1 FC =...