1 skyworks solutions, inc. ? phone [781] 376-3000 fax [781] 376-3100 sales@skyworksinc.com www.skyworksinc.com 200069 rev. a skyworks proprietary information products and product information are subject to change without notice. september 22, 2004 SMV1470-004: abrupt junction tuning varactor data sheet features high capacitance ratio designed for high volume available in tape and reel packaging description the SMV1470-004 is a dual silicon hyperabrupt junction varactor diode in a common cathode configuration. the specified high capacitance ratio and low r s of this varactor make it appropriate for low noise vcos and vcxos in wireless systems. applications include low noise and wideband vco and vcxo for gsm, pcs, cdma and analog phones. characteristic value forward current (i f ) 20 ma power dissipation (p d ) 250 mw storage temperature (t st ) -55 c to +150 c operating temperature (t op ) -55 c to +125 c esd human body model class o absolute maximum ratings performance is guaranteed only under the conditions listed in the specifications table and is not guaranteed under the full range(s) described by the absolute maximum specifications. exceeding any of the absolute maximum/minimum specifications may result in permanent damage to the device and will void the warranty. caution: although this device is designed to be as robust as possible, electrostatic discharge (esd) can damage this device. this device must be protected at all times from esd. static charges may easily produce poten- tials of several kilovolts on the human body or equipment, which can discharge without detection. industry-standard esd precautions must be employed at all times.
data sheet ? SMV1470-004 2 skyworks solutions, inc. phone [781] 376-3000 fax [781] 376-3100 sales@skyworksinc.com www.skyworksinc.com september 22, 2004 skyworks proprietary information products and product information are subject to change without notic e. 200069 rev. a capacitance vs. voltage 012345 v r (v) c t (pf) 0 20 40 60 80 100 120 -40 -20 0 20 40 60 80 temperature (?c) relative capacitance change vs. temperature percent of variation (%) -4 -3 -2 -1 0 1 2 3 4 5 v var = 1 v v var = 2.5 v v var = 4 v typical performance data parameter condition min. typ. max. unit reverse current (i r )v r = 10 v 20.0 na capacitance (c t )v r = 1 v, f = 1 mhz 65.8 70.0 74.2 pf capacitance (c t )v r = 4.5 v, f = 1 mhz 12.0 13.4 14.8 pf capacitance ratio (c tr )c t (1 v)/c t (5 v) 5.0 6.0 series resistance (r s )v r = 1.5 v, f = 900 mhz 0.5 0.8 ? breakdown voltage (v br )i r = 10 a 10.0 v electrical specifications at 25 c common cathode marking: at3 sot-23 SMV1470-004 l s = 1.4 nh
data sheet SMV1470-004 3 skyworks solutions, inc. phone [781] 376-3000 fax [781] 376-3100 sales@skyworksinc.com www.skyworksinc.com 200069 rev. a skyworks proprietary information products and product information are subject to change without notice. september 22, 2004 diode varactor_diode area = 1 model = diode_model mode = nonlinear res r s r = r s ind l s l = l s cap c p c = c p port p_anode port = 1 port p_cathode port = 2 diodem diode_model i s = 1.00e-14 r s = 0 n = 1 t t = 0 c jo = c jo m = m v j = v j e g = 1.11 x ti = 3 k f =0 a f =1 f c = 0.5 b v = 0 i bv = 1e-3 i sr = 0 n r = 2 i kf = 0 n bv = 1 i bvl = 0 n bvl = 1 t bv1 = 0 t nom = 27 f fe = 1 spice model 3 2 1 0.035 (0.89 mm) min. 0.044 (1.12 mm) max. 0.0005 (0.01 mm) min. 0.004 (0.10 mm) max. 0.012 (0.30 mm) min. 0.020 (0.50 mm) max. 0.003 (0.080 mm) min. 0.008 (0.20 mm) max. 8? max. 0.022 (0.55 mm) ref. 0.110 (2.80 mm) min. 0.120 (3.04 mm) max. 0.083 (2.10 mm) min. 0.104 (2.64 mm) max. 0.037 (0.95 mm) ref. 0.047 (1.20 mm) min. 0.055 (1.40 mm) max. 0.076 (1.92 mm) ref. 0.020 (0.51 mm) ref. sot-23 capacitance vs. voltage v r (v) c t (pf) 0.0 113.9 0.5 87.4 1.0 71.3 1.5 59.3 2.0 49.0 2.5 39.1 3.0 29.4 3.5 21.4 4.0 16.3 4.5 13.3 5.0 11.5 5.5 10.3 6.0 9.5 6.5 8.9 7.0 8.5 7.5 8.1 8.0 7.9 8.5 7.7 9.0 7.6 9.5 7.5 10.0 7.5 part c jo v j c p r s l s number (pf) (v) m (pf) ( ? ? ) ) (nh) SMV1470-004 113 25 13 1 0.5 1.4
data sheet SMV1470-004 4 skyworks solutions, inc. phone [781] 376-3000 fax [781] 376-3100 sales@skyworksinc.com www.skyworksinc.com september 22, 2004 skyworks proprietary information products and product information are subject to change without notic e. 200069 rev. a copyright ? 2002, 2003, 2004, skyworks solutions, inc. all rights reserved. information in this document is provided in connection with skyworks solutions, inc. (?skyworks?) products. these materials are pr ovided by skyworks as a service to its customers and may be used for informational purposes only by the customer. skyworks assumes no responsibility for errors or omissions in these materi als. skyworks may make changes to its documentation, products, specifications and product descriptions at any time, without notice. skyworks makes no commitment to update the information and s hall have no responsibility whatsoever for conflicts, incompatibilities, or other difficulties arising from future changes to its documentation, products, specifications and product de scriptions. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by or under this document . except as may be provided in skyworks terms and conditions of sale for such products, skyworks assumes no liability whatsoever in association with its documentation, products, specifications a nd product descriptions. these materials are provided ?as is? without warranty of any kind, either express or implied or otherwise, relating to sale and/or use of skyworks products including warranties relating to fitness for a particular purpose, merchantability, performance, quality or non-infringement of any patent, c opyright or other intellectual property right. skyworks further does not warrant the accuracy or completeness of the information, text, graphics or other items c ontained within these materials. skyworks shall not be liable for any damages, including special, indirect, incidental, or consequential damages, including without l imitation, lost revenues or lost profits that may result from the use of these materials whether or not the recipient of materials has been advised of the possi bility of such damage. skyworks products are not intended for use in medical, lifesaving or life-sustaining applications. skyworks customers using or se lling skyworks products for use in such applications do so at their own risk and agree to fully indemnify skyworks for any damages resulting from such improper use or sale. the following are trademarks of skyworks solutions, inc.: skyworks?, the skyworks logo, and breakthrough simplicity?. product names or services listed in this publication are for identification purposes only, and may be trademarks of skyworks or other third parties. third-party brands and names are the property of their r espective owners. additional information, posted at www.skyworksinc.com, is incorporated by reference.
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