low tuning voltage / low rs silicon hyperabrupt varactor diode rev. v10 ma4st1200 series 1 1 m/a - com technology solutions inc. (macom) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. visit www.macom.com for additional data sheets and product information. for further information and support please visit: https://www.macom.com/support 1 features ? low series resistance @ low tuning voltages ? high capacitance ratio @ low tuning voltages ? surface mount plastic packages: sc - 79, sod - 323, sc - 70 (3l) ? spc process for superior c vs. v repeatability ? rohs* compliant description the ma4st1200 series is a highly repeatable, uhcvd/ion - implanted, hyperabrupt silicon tuning varactor in a cost effective surface mount package. this series of varactors is designed for high capacitance ratio, and high q for low battery voltage operation. it is efficient for wide band tuning and low phase noise application where the supply voltage is limited to 5 volts or less. the varactors are offered as singles in sc - 79, and sod - 323 along with a common cathode version offered in the sc - 70 (3l). these diodes are offered with 100% matte sn plating. sod - 323 sc - 70 (3 lead) sc - 79 part no. configuration package package cp (pf) package ls (nh) mavr - 001230 - 12790t single sc - 79 0.10 0.6 mavr - 001240 - 12790t single sc - 79 0.10 0.6 ma4st1231 - 1141t single sod - 323 0.11 1.2 ma4st1241 - 1141t single sod - 323 0.11 1.2 ma4st1241ck - 1146t common cathode sc - 70 (3l) 0.12 1.3 package styles ordering information * restrictions on hazardous substances, european union directive 2011/65/eu.
low tuning voltage / low rs silicon hyperabrupt varactor diode rev. v10 ma4st1200 series 2 2 m/a - com technology solutions inc. (macom) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. visit www.macom.com for additional data sheets and product information. for further information and support please visit: https://www.macom.com/support 2 electrical specifications @ t a = +25c breakdown voltage @ i r = 10 ? b = 12 v minimum reverse leakage current @ v r =10 v, i r = 100 na maximum 1. the prefix defines package style, configuration and packaging information. contact representative for complete part identific ati on. 2. capacitance @ 1 mhz. 3. series resistance @ 100 mhz. guaranteed by design. spice model part number n cj0 (pf) vj (v) m ma4st1231 mavr - 001230 1.1 12.7 3.136 2.6 ma4st1241 mavr - 001240 1.1 8.65 3.170 2.6 typical capacitance values absolute maximum ratings 4,5 4. operation of this device above any one of these parameters may cause permanent damage. 5. please refer to application note m538 for surface mounting instructions. v r (v) c t (pf) ma4st1231 ma4st1241 0.5 10.170 7.016 1.0 7.839 5.424 1.5 6.062 4.213 2.0 4.840 3.370 2.5 4.053 2.829 3.0 3.527 2.466 3.5 3.155 2.208 4.0 2.877 2.016 4.5 2.661 1.865 5.0 2.488 1.746 parameter absolute maximum reverse voltage 12 v forward current 50 ma operating temperature - 55c to +125c storage temperature - 55 c to +125c rohs compliant part no. c t (pf) capacitance ratio r s (ohm) v r = 0.5 v v r = 2.0 v v r = 4.0 v c t 0.5 / c t 4.0 v r = 2.0 v typ. min. nom. max. typ. typ. typ. max. ma4st1231 mavr - 001230 10.1 4.2 4.7 5.6 2.75 3.67 0. 40 0.70 ma4st1241 mavr - 001240 7.1 3.0 3.4 3.8 2.05 3.46 0.4 0 0.7 0 cp rs cj ls intrinsic diode model n=n cj0=cj0 vj=vj fc=0.5 bv=20 v m=m parasitic cp & ls are per above table
low tuning voltage / low rs silicon hyperabrupt varactor diode rev. v10 ma4st1200 series 3 3 m/a - com technology solutions inc. (macom) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. visit www.macom.com for additional data sheets and product information. for further information and support please visit: https://www.macom.com/support 3 capacitance vs. biasing voltage typical performance curves series resistance vs. biasing voltage capacitance change (relative to +25c) vs. temperature -4 -2 0 2 4 -40 -15 10 35 60 85 capacitance change (%) temperature (c) 0 2 4 6 8 10 12 0 1 2 3 4 5 ma4st1231, mavr-001230 ma4st1241, mavr-001240 capacitance (pf) biasing voltage (v) 0.0 0.2 0.4 0.6 0.8 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 ma4st1231, mavr-001230 ma4st1241, mavr-001240 series resistance (ohm) biasing voltage (v)
low tuning voltage / low rs silicon hyperabrupt varactor diode rev. v10 ma4st1200 series 4 4 m/a - com technology solutions inc. (macom) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. visit www.macom.com for additional data sheets and product information. for further information and support please visit: https://www.macom.com/support 4 case styles sc - 70, 3 lead (case style 1146) inches millimeters dim. min. max. min. max. a 0.071 0.087 1.80 2. 21 b 0.045 0.053 1.1 4 1.35 c 0.071 0.094 1.80 2. 39 d 0.047 0.057 1.19 1.45 e 0.010 0.016 0.25 0.41 f 0.031 0.039 0. 79 1.00 g 0.000 0.004 0.00 0.10 h 0.004 0.0 07 0.10 0.18 j 0.004 0.010 0.10 0.25 sod - 323 (case style 1141) inches millimeters dim. min. max. min. max. a ? 0.043 ? 1.1 b ? 0.004 ? 0.1 c ? 0.008 ? 0.2 d 0.010 0.016 0.25 0.4 1 e 0.003 0.006 0.0 7 0.15 f 0.063 0.075 1.6 1.9 g 0.045 0.057 1.1 4 1.45 h 0.091 0. 106 2.3 2.7 sc - 79 (case style 1279) inches millimeters dim. min. max. min. max. a .0197 .0276 0. 50 0.70 b 0.0 03 0.0 08 0.0 7 0.20 c 0.0 06 0.0 10 0. 15 0.25 d 0.0 10 0.0 14 0.25 0.35 e 0.0 59 0.0 67 1.50 1.70 f 0. 043 0. 051 1.09 1.30 g .0098 nominal 0.250 nominal h .0433 nominal 1.10 nominal i .027 .035 0.68 0.89 f d h g c e a b a e d j h g f 10 ? m a x . c b
low tuning voltage / low rs silicon hyperabrupt varactor diode rev. v10 ma4st1200 series 5 5 m/a - com technology solutions inc. (macom) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. visit www.macom.com for additional data sheets and product information. for further information and support please visit: https://www.macom.com/support 5 mounting information the illustration indicates the recommended mounting pad configuration for the sc - 79, sot - 323 and sod - 323 packages. solder paste containing flux should be screened onto the pads to a thickness of 0.005 - 0.007 inches. the plastic package is placed in position, firmly adhering to the solder paste. permanent attachment is performed by a reflow soldering procedure during which the tab temperature does not exceed +275c and the body temperature does not exceed +250c, for standard models and +260c for the rohs compliant devices. please refer to application note m538 for surface mounting instructions. sc - 70, 3 lead (case style 1146) sod - 323 (case style 1141) sc - 79 (case style 1279) 0.030 0.80 0.030 0.80 0.030 0.80 0.075 1.9 0.030 0.80 inches mm dimenstions: 0.030 0.80 .090 2.2 0.030 0.80 inches mm dimenstions: 0.030 0.80 0.020 0.50 0.053 1.35 inches mm dimenstions: 0.020 0.50
low tuning voltage / low rs silicon hyperabrupt varactor diode rev. v10 ma4st1200 series 6 6 m/a - com technology solutions inc. (macom) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. visit www.macom.com for additional data sheets and product information. for further information and support please visit: https://www.macom.com/support 6 m/a - com technology solutions inc. all rights reserved. information in this document is provided in connection with m/a - com technology solutions inc ("macom") products. these materials are provided by macom as a service to its customers and may be used for informational purposes only. except as provided in macom's terms and conditions of sale for such products or in any separate agreement related to this document, macom assumes no liability whatsoever. macom assumes no responsibility for errors or omissions in these materials. macom may make changes to specifications and product descriptions at any time, without notice. macom makes no commitment to update the information and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to its specifications and product descriptions. no license, express or implied, by estoppels or otherwise, to any intellectual property rights is granted by this document. these materials are provided "as is" without warranty of any kind, either express or implied, relating to sale and/or use of macom products including liability or warranties relating to fitness for a particular purpose, consequential or incidental damages, merchantability, or infringement of any patent, copyright or other intellectual property right. macom further does not warrant the accuracy or completeness of the information, text, graphics or other items contained within these materials. macom shall not be liable for any special, indirect, incidental, or consequential damages, including without limitation, lost revenues or lost profits, which may result from the use of these materials. macom products are not intended for use in medical, lifesaving or life sustaining applications. macom customers using or selling macom products for use in such applications do so at their own risk and agree to fully indemnify macom for any damages resulting from such improper use or sale.
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