CORNELL DUBILIER SPA Capacitors Solid Polymer Aluminum Surface Mount Capacitors Picture Highlights • Capacitance Range: 2.2 µF to 390 µF  Voltage Range: 2.0 Vdc to 16 Vdc  Ripple current ratings up to 3.5Arms  Solid electrolyte for extended life at 100 kHz and 105ºC  Footprint Compatible with “D” and  Low Impedance “E” Case Tantalum  Ultra-Low E.S.R.; 10 m Ω Ω Ω Ω Ω @ 100 kHz  Flat Z and E.S.R. vs. temperature  -55º to 105ºC operating temperature  Ignition free Filtering power of 3 or more tantalum chips and 50 year life Solid polymer aluminum capacitors combine the high capacitance make them ideal for bypassing high capacitance capability of an electrolytic component frequency noise, and for switching frequency filtering with the high frequency performance of film capacitors. in DC/ DC conversion. SPA capacitors are packaged in When the need for low impedance at high frequency is a molded resin case with the same footprint (7.3x4.3 critical for your design, one SPA chip is capable of mm) as the industry standard tantalum “D” and “E” replacing several liquid electrolyte aluminum or case sizes. The solid electrolyte results in a capacitor tantalum capacitors connected in parallel. This is due with stable impedance and equivalent series resistance to the ultra-low e.s.r. which results in significantly lower over the entire operating temperature range and they impedance than either aluminum or tantalum have more than twice the ripple current handling capacitors at frequencies of 100 kHz and above. There capability of tantalum capacitors. In addition, the is no longer a need to stack capacitors to lower the solid electrolyte delivers a typical expected operating impedance at high frequency. The low e.s.r. and high life of more than 50 years, and it is ignition free. CDE SPA Type ESRE ESRD ESRD ESRL Dimensions (mm) 7.3x4.3x4.1 7.3x4.3x2.8 7.3x4.3x1.8 7.3x4.3x1.1 Capacitance Range (µF) 100 - 390 68 - 270 2.2 - 120 15 - 68 Max. ESR at 100 kHz ( ) 0.010 & 0.015 0.012 & 0.018 .015 - .110 .035 & .040 Ω Max. Ripple Current at 100 kHz (Arms) 3.5 3.3 1.0 - 2.7 1.4 & 1.6 1.028 SPA Capacitors Solid Polymer Aluminum Capacitors Applications Motherboard By-Pass Switching Supply Input/Output Filters Power Supply Decoupling High Frequency Noise Reduction Laptop LCD Displays Automotive Digital Equipment Portable Electronic Equipment Markings Polarity Stripe (Anode) Capacitance + (“R” = Decimal Point) W.V. Code D = 2.0 V K = 8.0 V E = 2.5 V B = 12.5 V G = 4.0 V C = 16.0 V Lot Code J = 6.3 V Ordering Information M ESRD 4R7 16 R PACKAGING CODE CDE R = Tape & Reel Type ESRD (1.8mm Ht.): 3500 pcs/ reel ESRD (2.8 mm Ht.): 2000 pcs/ reel CAPACITANCE ESRE: 2000 pcs/reel ESRL: 3500 pcs/reel CODE B = Bulk Quantity 4R7 = 4.7 µF (100 pc multiples) 220 = 22 µF CAPACITANCE WVDC CODE 101 = 100 µF TOLERANCE 02 = 2.0 Vdc 08 = 8.0 Vdc M = ± 20% 0E = 2.5 Vdc 12 = 12.5 Vdc 04 = 4.0 Vdc 16 = 16.0 Vdc 06 = 6.3 Vdc 1605 East Rodney French Boulevard New Bedford, MA 02744 1.029 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com SPA Capacitors Solid Polymer Aluminum Capacitors ESRD Surface Mount Outline Drawing S = 1.3 ± 0.3 H = See Ratings Table Dimensions in mm Ratings Part Maximum Maximum¹ Case Height Capacitance Number E.S.R Ripple Current H (Tape & Reel) 100kHz/20ºC 100kHz/105ºC ( ±0.1 mm ) (µF) (Amps) (Ω) 2.0 Vdc 100 ESRD101M02R 0.025 1.8 1.8 120 ESRD121M02XR 0.015 2.7 1.8 180 ESRD181M02R 0.018 2.2 2.8 ± 0.2 220 ESRD221M02R 0.018 2.2 2.8 ± 0.2 270 ESRD271M02XR 0.012 3.3 2.8 ± 0.2 2.5 Vdc 82 ESRD820M0ER 0.025 1.8 1.8 100 ESRD101M0EXR 0.015 2.7 1.8 150 ESRD151M0ER 0.018 2.2 2.8 ± 0.2 180 ESRD181M0ER 0.018 2.2 2.8 ± 0.2 220 ESRD221M0EXR 0.012 3.3 2.8 ± 0.2 4.0 Vdc 56 ESRD560M04R 0.025 1.8 1.8 82 ESRD820M04XR 0.015 2.7 1.8 120 ESRD121M04R 0.018 2.2 2.8 ± 0.2 150 ESRD151M04XR 0.012 3.3 2.8 ± 0.2 6.3 Vdc 10 ESRD100M06R 0.060 1.0 1.8 22 ESRD220M06R 0.045 1.3 1.8 33 ESRD330M06R 0.035 1.6 1.8 47 ESRD470M06R 0.025 1.8 1.8 68 ESRD680M06XR 0.015 2.7 1.8 100 ESRD101M06R 0.018 2.2 2.8 ± 0.2 120 ESRD121M06XR 0.012 3.3 2.8 ± 0.2 8.0 Vdc 8.2 ESRD8R2M08R 0.060 1.0 1.8 15 ESRD150M08R 0.045 1.3 1.8 22 ESRD220M08R 0.035 1.6 1.8 33 ESRD330M08R 0.025 1.8 1.8 68 ESRD680M08R 0.018 2.2 2.8 ± 0.2 12.5 Vdc 4.7 ESRD4R7M12R 0.080 1.0 1.8 10 ESRD100M12R 0.060 1.0 1.8 15 ESRD150M12R 0.050 1.3 1.8 22 ESRD220M12R 0.040 1.3 1.8 16.0 Vdc 2.2 ESRD2R2M16R 0.110 1.0 1.8 4.7 ESRD4R7M16R 0.080 1.0 1.8 6.8 ESRD6R8M16R 0.070 1.0 1.8 8.2 ESRD8R2M16R 0.060 1.0 1.8 1 For other frequencies use the ripple current frequency multipliers. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.030 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com SPA Capacitors Solid Polymer Aluminum Capacitors ESRE Surface Mount, High Capacitance Outline Drawing H = 4.1 ±0.2 mm Dimensions in mm Ratings Part Maximum Maximum¹ Capacitance Number E.S.R. Ripple Current (Tape & Reel) 100kHz/20ºC 100kHz/105ºC (µF) (Amps) (Ω) 2.0 Vdc 270 ESRE271M02R 0.015 3.0 330 ESRE331M02R 0.015 3.0 390 ESRE391M02XR 0.010 3.5 2.5 Vdc 220 ESRE221M0ER 0.015 3.0 270 ESRE271M0ER 0.015 3.0 330 ESRE331M0EXR 0.010 3.5 4.0 Vdc 180 ESRE181M04R 0.015 3.0 220 ESRE221M04XR 0.010 3.5 6.3 Vdc 150 ESRE151M06R 0.015 3.0 180 ESRE181M06XR 0.010 3.5 8.0 Vdc 100 ESRE101M08R 0.015 3.0 1 For other frequencies use the ripple current frequency multipliers. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.031 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com SPA Capacitors Solid Polymer Aluminum Capacitors ESRL Surface Mount, Very Low Profile (1.1mm High) Outline Drawing Dimensions in mm Ratings Part Maximum Maximum¹ Capacitance Number E.S.R. Ripple Current (Tape & Reel) 100kHz/20ºC 100kHz/105ºC (µF) (Amps) (Ω) 2.0 Vdc 68 ESRL680M02R 0.035 1.6 2.5 Vdc 56 ESRL560M0ER 0.035 1.6 4.0 Vdc 47 ESRL470M04R 0.035 1.6 39 ESRL390M04R 0.035 1.6 6.3 Vdc 33 ESRL330M06R 0.035 1.6 8.0 Vdc 22 ESRL220M08R 0.035 1.6 12.5 Vdc 15 ESRL150M12R 0.040 1.4 1 For other frequencies use the ripple current frequency multipliers. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.032 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com SPA Capacitors Solid Polymer Aluminum Capacitors Specifications Operating Temperature Range; Moisture Resistance; -55ºC to +105ºC, at 100% rated voltage After 500 hours storage at +60ºC and 90 to 95% R.H. without load, the capacitor will meet the Surge Voltage; following limits: 125% of the rated working Vdc ΔC = +70%/-20% of the initial Capacitance Range; measured value (2.0 Vdc, 2.5 Vdc), 2.2 µF to 390 µF +60%/-20% of the initial measured value (4.0 Vdc), Capacitance Tolerance; +50%/-20% of the initial ±20% at 120 Hz and +20ºC measured value (6.3 Vdc), +40%/-20% of the initial DC Leakage Current (DCL); measured value (all other voltages) After a two minute application of the rated DF ≤ two times the initial specified value working voltage at +20ºC: DCL ≤ the initial specified value 2V - 4V: I ≤ 0.06CV Life Test; 6.3V - 16V: I ≤ 0.04CV or 3µA Apply rated DC working voltage at 105ºC for (whichever greater) 1000 hours, and then stabilize them to +20ºC. Dissipation Factor (DF); Capacitors will meet the following limits: The ratio of the capacitor’s equivalent series ΔC = ±10% of the initial measured value resistance to its reactance at 120Hz and +20ºC. ESRL & ESRD (1.8 mm ht.): D.F. is .06 Max. DF ≤ the initial specified value ESRE & ESRD (2.8 mm ht.): D.F. is .10 Max. DCL ≤ the initial specified value Resistance to Soldering Heat; Shelf Life Test; Heat the capacitors at 235ºC in an oven for 200 Shelf life is typically 5 to 10 years. Accelerated seconds. The capacitors will meet the following test: after 500 hours at 105ºC, capacitors will meet limits after stabilizing at 20ºC: the following limits after stabilization at 20ºC: ΔC = ±10% of the initial measured value ΔC = ±10% of the initial measured value DF ≤ the initial specified value DF ≤ the initial specified value DCL ≤ the initial specified value DCL ≤ the initial specified value Vibration; Shear Test; No abnormal change shall occur to capacitors that No damage shall be visible after subjecting a have been soldered (and attached) to a board when mounted capacitor to a side force of 5 N for 10 subjected to a vibration of 1.5 mm amplitude that seconds is varied from 10 Hz to 2000 Hz in 20 min. cycles. The test duration is 2 hours for each right angle direction (total 6 hours). Capacitance is monitored during the last cycle of the test for stablilty. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.033 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com SPA Capacitors Solid Polymer Aluminum Capacitors Tape Specifications Reel Specifications mm SPA ESRD ESRD ESRL ESRE Type (1.8 mm Ht.) (2.8 mm Ht.) t12 .4 ± 0.222 .1 ± 0.32 .4 ± 0. 4.5 ± 0. 2 W Dø P1 A B EF Pø P2 t 1 mm ± 0.3 + 0.1/- 0.0 ± 0.2 ± 0.2 ± 0.2 A. ± 2B5 minC8 ± 0.D5 ± 0.E1 ± 0.Wt ± 15 215 .755 . 14 . 8 2 76 .7 44 . 0. 30 30 5010 3. 20 1. 24 . 13 Tol.: ± 0.1 mm unless otherwise specified Design Kits Design kits containing various ratings are available through the CDE Web site. Typical Temperature Characteristics Capacitance Change at 120 Hz Dissipation Factor at 120 Hz 10 20 10µF/6.3V 10µF/6.3V 8 10 6 0 4 -10 2 -20 0 -60 -20 20 60 100 -60 -20 20 60 100 Temperature (ºC) Temperature (ºC) 1605 East Rodney French Boulevard New Bedford, MA 02744 1.034 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com C ( % ) Δ DF ( % ) SPA Capacitors Solid Polymer Aluminum Capacitors Typical Impedance and Equivalent Series Resistance ESRD (2.8 mm Ht.) 100.000 ESRD680M08R 68uF/8V Impedance/E.S.R. 10.000 ESRD121M04R 120uF/4V Impedance/E.S.R. 1.000 ESRD181M02R 180uF/2V Impedance/E.S.R. 0.100 0.010 0.001 0.1 1 10 100 1000 10000 100000 Frequency (kHz) ESRE 100.000 ESRE101M08R 100uF/8Vdc 10.000 Impedance/E.S.R. ESRE181M04R 180uF/4Vdc 1.000 Impedance/E.S.R. ESRE271M02R 0.100 270uF/2Vdc Impedance/E.S.R. 0.010 0.001 0.1 1 10 100 1000 10000 100000 Frequency (kHz) 1605 East Rodney French Boulevard New Bedford, MA 02744 1.035 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com Ohms Ohms SPA Capacitors Solid Polymer Aluminum Capacitors Typical Impedance and Equivalent Series Resistance ESRD - 6.3 Vdc ESRD - 8.0 Vdc 1000 1000 10uF Impedance 100 22uF Impedance 100 33uF Impedance 47uF Impedance 8.2uF Impedance 10 10 15uF Impedance 22uF Impedance 33uF Impedance 1 1 0.1 0.1 0.01 0.01 Equivalent Series Resistance Equivalent Series Resistance 0.001 0.001 0.1 1 10 100 1000 10000 100000 0.1 1 10 100 1000 10000 100000 Frequency (kHz) Frequency (kHz) ESRD - 12.5 Vdc ESRD - 16.0 Vdc 1000 1000 100 100 4.7uF Impedance 2.2uF Impedance 10uF Impedance 4.7uF Impedance 15uF Impedance 6.8uF Impedance 22uF Impedance 8.2uF Impedance 10 10 1 1 0.1 0.1 0.01 0.01 Equivalent Series Resistance Equivalent Series Resistance 0.001 0.001 0.1 1 10 100 1000 10000 100000 0.1 1 10 100 1000 10000 100000 Frequency (kHz) Frequency (kHz) 1605 East Rodney French Boulevard New Bedford, MA 02744 1.036 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com Ohms Ohms Ohms Ohms SPA Capacitors Solid Polymer Aluminum Capacitors Typical Temperature Characteristics Impedance at 100 kHz E.S.R. at 100 kHz 0.5 0.1 8.2 µF / 16 Vdc 8.2 µF / 16 Vdc 22 µF / 12.5 Vdc 22 µF / 12.5 Vdc 0.4 47 µF / 6.3 Vdc 47 µF / 6.3 Vdc 0.075 0.3 0.05 0.2 0.025 0.1 0 0 -60 -40 -20 0 20 40 60 80 100 120 -60 -40 -20 0 20 40 60 80 100 120 Temperature (ºC) Temperature (ºC) Impedance at 400 kHz E.S.R. at 400 kHz 0.1 0.5 8.2 µF / 16 Vdc 8.2 µF / 16 Vdc 22 µF / 12.5 Vdc 22 µF / 12.5 Vdc 0.4 47 µF / 6.3 Vdc 47 µF / 6.3 Vdc 0.075 0.3 0.05 0.2 0.025 0.1 0 0 -60 -40 -20 0 20 40 60 80 100 120 -60 -40 -20 0 20 40 60 80 100 120 Temperature (ºC) Temperature (ºC) 1605 East Rodney French Boulevard New Bedford, MA 02744 1.037 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com Ohms Ohms Ohms Ohms SPA Capacitors Solid Polymer Aluminum Capacitors Life Expectancy Life Expectancy vs Temperature and Relative Humidity 1,000,000,000 100,000,000 35% 10,000,000 1,000,000 45% 100,000 55% 65% 10,000 1,000 75% 100 85% 10 50 60 70 80 90 100 110 120 Temperature (°C) Note: Failure limit is 100% impedance increase at 400 kHz. Endurance Test Data Capacitance Change vs Time (at 105ºC) DC Leakage Current vs Time (at 105°C) 10 10 Type ESRD 0 5 Type ESRD Aluminum Electrolytic Capacitor (6.3mm Dia.) -10 Aluminum Electrolytic Capacitor (6.3 mm Dia.) -20 0 0 500 1000 1500 2000 0 500 1000 1500 2000 Time (Hours) Time (Hours) 1605 East Rodney French Boulevard New Bedford, MA 02744 1.038 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com ΔC (%) Life Expectancy (hours) DCL (µA) SPA Capacitors Solid Polymer Aluminum Capacitors Application Notes Rated Voltage temperature. Exceeding the specified maximum This is the maximum voltage that the capacitor has ripple current will overheat and damage the been designed to withstand continuously at rated capacitor. The maximum ripple current ratings are temperature. given in the ratings tables. Solid polymer aluminum capacitors are quite Peaks of the AC ripple voltage should not exceed rugged and may be operated continuously at rated the rated voltage or cause voltage reversal. voltage. Voltage derating does not significantly increase the life expectancy of the capacitor. At Reverse Voltage voltage levels equal to or less than rated voltage, SPA capacitors are polarized and are not intended the capacitor will not short circuit (even at end of to be used with reversed voltage. They can life). In fact it can self heal. A polymer aluminum withstand reverse voltage pulses or transients up capacitor can be operated over a lifetime at full rated to 20% of the rated voltage, and they are capable voltage without worry of short circuiting. of operating with up to 10% of the rated voltage However, if subjected to sufficient over voltage when reverse voltage is applied continuously. or reverse voltage, a SPA capacitor can fail short circuit. Shelf Life When stored at room temperature, in low Ripple Current/Ripple Voltage humidity, and out of direct sunlight, SPA capacitors AC voltage as part of the capacitor’s DC bias have a storage life of 5 to 10 years. Storage at high voltage will cause current to flow through the humidity over long periods of time can cause the DC leakage current to increase. However, the ap- capacitor. This ripple current flows through the capacitor’s equivalent series resistance generating plication of rated voltage will reduce the DC leak- heat. The heat increases the capacitor’s internal age current to normal limits. Temperature Rise from Ripple Current (47µF/6.3Vdc) 35 3.0 Arms 2.5 Arms 30 2.0 Arms 1.5 ArmsRs ipple Current Frequency Multiplier 1.0 Arms 25 0.5 Arms F0 requency (kHz) 10205010 020 550 0 1,00 20 Frequency Multipliers for Sine Wave Current 07 .608 . 00 . 11 . 12 .13 . 1. 15 +20 to +105ºC 10 5 0 10,000 100,000 1,000,000 Frequency (Hz) 1605 East Rodney French Boulevard New Bedford, MA 02744 1.039 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com Temperature Rise (ºC) SPA Capacitors Solid Polymer Aluminum Capacitors Recommended Circuit Board Mounting Pads Capacitor Outline 250 240 230 220 210 200 0 10 2030405060 Time at 200ºC or above (seconds) Dimensions in mm Reclamation Heat Stress while Soldering The resin case of a capacitor can be damaged by DC leakage current can increase after soldering, the heat stress of soldering if it has absorbed but it will return to the initial level after applying excessive moisture. Capacitors suspected of voltage. having been exposed to high humidity can be reclaimed by placing them in an oven at 50°C for When using a soldering iron to mount the 100 Hours. capacitor, the iron should have a maximum temperature of 350ºC and soldering should not Reflow Soldering exceed 10 seconds. The following graph gives the maximum recommended capacitor surface temperature during reflow soldering. Cleaning The capacitors can withstand for 5 minutes at 60ºC the following cleaning solvents by dipping or ultrasonic methods: Pine Alpha ST-100S Sunelec B-12 DK Be-Clear CW-5790 Aqua Cleaner 210SEP Cold Cleaner P3-375 Telpen Cleaner EC-7R Clean-Thru 750H, 750L, and 710M Techno-Cleaner 219 Techno-Care FRW-1, FRW-17, & FRV-1 After cleaning, wash the circuit board with water for about 3 minutes, and dry at 100ºC for 20 minutes. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.040 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com Peak Temperature (ºC) SPA Capacitors Solid Polymer Aluminum Capacitors Up to 50 Years Life SPA SMT capacitors are polarized, aluminum fail short and burn, SPA capacitors gradually capacitors which use a highly conductive solid become open circuits after 25 to 50 years polymer as the electrolyte. They have reliability operation. advantages over both aluminum and solid tantalum electrolytic capacitors. Unlike aluminum capacitors, Life expectancy curves show 200,000 hours there is no liquid electrolyte that can evaporate and expected life at full rated voltage and normal cause a failure. Unlike solid tantalum which can ambient conditions. Ultra Low E.S.R. and High Ripple Current Capability The series resistance of electrolytic capacitors The equivalent series resistance (e.s.r.) of solid is largely determined by the resistivity of the polymer aluminum capacitors is much lower than the e.s.r. of solid tantalum capacitors. This results electrolyte. Because the resistivity of SPA’s polymer electrolyte is several orders of magnitude in a much higher ripple current handling capability. The e.s.r. is even lower than the new tantalum- less than that of other electrolytes, the equivalent series resistance is almost zero. polymer hybrid capacitors. SPA’s ultra-low resistance magic is in the solid conductive polymer. Construction Construction is a unique combination of the A highly conductive polymer electrolyte film is elements of aluminum electrolytic and solid deposited over the aluminum oxide dielectric in SPA tantalum capacitors. capacitors. Carbon and silver paint are used to finish the capacitor’s cathode. This is similar to Like conventional aluminum electrolytic capacitors, what is used in solid tantalum capacitors, where the anode in SPA capacitors is an aluminum plate manganese dioxide is used as the electrolyte. on which an aluminum oxide layer has been built up by an electrolysis process. The aluminum oxide The capacitor element is encased in a molded resin serves as the dielectric in both SPA and conven- that is capable of meeting the UL-94,V0 tional aluminum electrolytics. flammability rating. The terminals are solder coated copper clad steel. The dielectric in solid tantalum capacitors is tantalum pentoxide which is built upon a tantalum pellet anode. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.041 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com SPA Capacitors Solid Polymer Aluminum Capacitors SPA Compared to Other Electrolytics 1000 10 µF 100 Aluminum Electrolytic 10 Tantalum Electrolytic 1 0.1 Film 0.01 SPA 0.001 0.0001 0.001 0.01 0.1 1 10 100 Frequency (MHz) SPA capacitors have lower impedance at high frequencies than the same values of wet electrolyte aluminum capacitors and solid tantalum capacitors. 1.6 10 µF @ 1 MHz 1.4 Aluminum Electrolytic 1.2 1 Tantalum Electrolytic 0.8 0.6 0.4 0.2 SPA 0 -60 -40 -20 0 20 40 60 80 100 120 Temperature (ºC) SPA capacitors have stable impedance over the entire temperature range. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.042 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com Impedance (Ohms) Impedance (ohms) SPA Capacitors Solid Polymer Aluminum Capacitors SPA vs Solid Tantalum 10 SPA 10uF/6.3Vdc 7.3x4.3x1.8mm Tantalum 100uF/6.3Vdc 1 7.3x4.3x2.8mm 0.1 SPA 47uF/6.3Vdc 7.3x4.3x1.8mm 0.01 0.1 1 10 100 1000 10000 100000 Frequency (kHz) 100µF 47µF Tantalum Solid Polymer Aluminum Capacitor Electrolytic Capacitor Equivalent series Impedance Equivalent series Impedance Frequency resistance Magnitude |Z| resistance Magnitude |Z| (ohm) (ohm) (ohm) (ohm) 100kHz 0.12 0.12 0.012 0.035 1.0MHz 0.08 0.08 0.010 0.010 10MHz 0.08 0.19 0.016 0.035 At 1 MHz the Solid Polymer Aluminum capacitor will provide almost 8 times more ripple and noise attenuation (.08/.01) as compared to the tantalum capacitor. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.043 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com e.s.r. (Ohms) SPA Capacitors Solid Polymer Aluminum Capacitors SPA vs Tantalum-Polymer Hybrid 100 Impedance 10 Tantalum Polymer Hybrid 150µF/6.3V 1 Type ESRD 47µF/6.3V 0.1 e.s.r. 0.01 0.1 1 10 100 1000 10000 100000 Frequency (kHz) Type ESRD’s impedance and equivalent series resistance are lower at high frequencies than that of tantalum-polymer hybrid type capacitors. 200 180 160 140 Type ESRD 47µF/6.3Vdc 120 Tantalum - 100 Polymer Hybrid 150µF/6.3Vdc 80 60 40 20 0 0.1 1 10 100 1000 10000 100000 Frequency (kHz) Note the capacitance roll off of the tantalum-polymer capacitor at high frequencies. The tantalum-polymer capacitor loses approximately 2/3 of its capacitance at 100kHz. 1605 East Rodney French Boulevard New Bedford, MA 02744 1.044 Phone: (508) 996-8564, FAX (508) 996-3830 http://www.cornell-dubilier.com E-mail:cdenb@cornell-dubilier.com Ohms Capacitance (µF)