TANTALUM CHIP CAPACITORS KEMET T491 SERIES - Precision Molded Chip ® FEATURES Meets or Exceeds EIA Standard 535BAAC Taped and Reeled per EIA 481-1 Symmetrical, Compliant Terminations Optional Gold-plated Terminations Laser-marked Case 100% Surge current test on C, D, U, V, X sizes • • • • • Capacitance: 0.1 mF to 470 mF Tolerance: ±10%, ±20% Voltage: 3-50 VDC Extended Range Values New Low Profile Case Sizes CAPACITOR OUTLINE DRAWING CATHODE (-) END VIEW ANODE (+) END VIEW SIDE VIEW Tantalum Surface Mount • • • • • • BOTTOM VIEW B W B E H T K S X F P R S G A Notch at KEMET's Option, either end L STANDARD T491 DIMENSIONS Millimeters (inches) CASE SIZE KEMET EIA/ IECQ A 3216 B 3528 C 6032 D 7343 X 7343H L* H* W* K* 1.6 ± 0.2 3.2 ± 0.2 1.6 ±0.2 (.126 ± .008) (.063 ±.008) (.063 ± .008) 1.9 ± 0.2 3.5 ± 0.2 2.8 ± 0.2 (.138 ± .008) (.110 ± .008) (.075 ± .008) 2.5 ± 0.3 6.0 ± 0.3 3.2 ± 0.3 (.236 ± .012) (.126 ± .012) (.098 ± .012) 2.8 ± 0.3 7.3 ± 0.3 4.3 ± 0.3 (.287 ± .012) (.169 ± .012) (.110 ± .012) 4.0 ± 0.3 7.3 ± 0.3 4.3 ± 0.3 (.287 ± .012) (.169 ± .012) (.157 ± .012) ± 0.20 ± (.008) COMPONENT ± 0.3 B ± 0.15 F* ±± 0.1 (.004) S* ± (.012) (Ref) ± (.006) 0.9 (.035) 1.1 (.043) 1.4 (.055) 1.5 (.059) 2.3 (.091) 1.2 (.047) 2.2 (.087) 2.2 (.087) 2.4 (.094) 2.4 (.094) 0.8 (.031) 0.8 (.031) 1.3 (.051) 1.3 (.051) 1.3 (.051) 0.4 (.016) 0.4 (.016) 0.5 (.020) 0.5 (.020) 0.5 (.020) X (Ref) P R T A G E (Ref) (Ref) (Ref) (Min) (Ref) (Ref) 0.10 ± 0.10 (.004 ± .004) 0.10 ± 0.10 (.004 ± .004) 0.10 ± 0.10 (.004 ± .004) 0.10 ± 0.10 (.004 ± .004) 0.10 ± 0.10 (.004 ± .004) 0.4 (.016) 0.5 (.020) 0.9 (.035) 0.9 (.035) 1.7 (.067) 0.4 (.016) 1.0 (.039) 1.0 (.039) 1.0 (.039) 1.0 (.039) 0.13 (.005) 0.13 (.005) 0.13 (.005) 0.13 (.005) 0.13 (.005) 0.8 (.031) 1.1 (.043) 2.5 (.098) 3.8 (.150) 3.8 (.150) 1.1 (.043) 1.8 (.071) 2.8 (.110) 3.5 (.138) 3.5** (.138) 1.3 (.051) 2.2 (.087) 2.4 (.094) 3.5 (.138) 3.5** (.138) Notes: 1. Metric dimensions govern. 2. (Ref) - Dimensions provided for reference only. * Mil-C-55365/8 Specified Dimensions ** Round Glue Pad: 2.9 ±0.1mm (0.114" ±0.004") in diameter at KEMET’s option LOW PROFILE T491 DIMENSIONS Millimeters (inches) CASE SIZE COMPONENT KEMET EIA/ IECQ L W H Max. K Min. F ± 0.1 S ± 0.3 X (Ref) T (Ref) A (Min) G (Ref) E (Ref) S 3216L T 3528L *Q 6032L U 6032L V 7343L 3.2 ± 0.2 (.126 ± .008) 3.5 ± 0.2 (.138 ± .008) 6.0 ± 0.3 (.236 ± .012) 6.0 ± 0.3 (.236 ± .012) 7.3 ± 0.3 (.287 ± .012) 1.6 ± 0.2 (.063 ± .008) 2.8 ± 0.2 (.110 ± .008) 3.2 ± 0.3) (.126 ± .012) 3.2 ± 0.3) (.126 ± .012) 4.3 ± 0.3 (.169 ± .012) 1.2 (.047) 1.2 (.047) 1.0 (0.039) 1.5 (0.059) 2.0 (0.079) 0.3 (.012) 0.3 (.012) 0.5 (0.020) 0.5 (0.020) 1.1 (0.043) 1.2 (.047) 2.2 (.087) 2.2 (.087) 2.2 (.087) 2.4 (.094) 0.8 (.031) 0.8 (.031) 1.3 (.051) 1.3 (.051) 1.3 (.051) 0.05 (.002) 0.05 (.002) 0.05 (.002) 0.05 (.002) 0.05 (.002) 0.13 (.005) 0.13 (.005) 0.13 (.005) 0.13 (.005) 0.13 (.005) 0.8 (.031) 1.1 (.043) 2.5 (.098) 2.5 (.098) 3.8 (.150) 1.1 (.043) 1.8 (.071) 2.8 (.110) 2.8 (.110) 3.5 (.138) 1.3 (.051) 2.2 (.087) 2.4 (.094) 2.4 (.094) 3.5 (.138) Notes: 1. Metric dimensions govern. 2. (Ref) - Dimensions provided for reference only. 3. No dimensions provided for B, P or R because low profile cases do not have a bevel or a notch. * Under development T491 ORDERING INFORMATION T 491 B 105 M 035 A S* Tantalum Series T491 - Precision Molded Case Size A, B, C, D, S, T, U, V, X Capacitance Picofarad Code First two digits represent significant figures. Third digit specifies number of zeros to follow. *Part number example: T491B105M035AS (14 digits - no spaces) Lead Material S - Standard Solder -Coated G - Gold Plated (A, B, C, D, X only) Failure Rate A - Not Applicable Voltage Capacitance Tolerance M - ± 20% K - ±10% KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300 15 KEMET TANTALUM CHIP CAPACITORS ® T491 SERIES—Precision Molded Chip T491 TANTALUM CHIP CAPACITANCE VALUES Case Size by Capacitance and Voltage Standard Capacitance Values Rated Voltage @ +85°C Capacitance µF Code Extended Capacitance Values 4 Rated Voltage @ +85°C Capacitance 6 10 16 20 25 35 50 µF Code 3 0.10 104 A A 0.10 104 0.15 154 A B 0.15 154 0.22 224 A B 0.22 224 4 6 10 16 20 25 35 50 A 0.33 334 A A B 0.33 334 0.47 474 A B C 0.47 474 A B A B 0.68 684 A A B C 0.68 684 1.0 105 A A B B C 1.0 105 S A A A A A B C D 1.5 155 S A B C A A A A/B C C D 2.2 225 B B C A A/B B 1.5 155 2.2 225 3.3 335 A A C C D 3.3 335 4.7 475 A A A/B B B/C C D D 4.7 475 6.8 685 A A/B B B/C C C D 6.8 685 10.0 106 A/B B B/C C C D D 10.0 106 15.0 156 S S S T/A B S T/A S T/A C C U/B S T/A T/A U/B U/B C C D D 15.0 156 T/A T/A U/B U/B C C D D D 22.0 226 T/A U/B/A U/B U/C/B U/B/A U/B U/V C/B C/U B B/C C 22.0 226 B/C C S C C D D D 33.0 336 47.0 476 C D D D 47.0 476 U/B U/C/B V/C/U V D 68.0 686 D D D 68.0 686 U/C/B C/U V/C D X 100.0 107 D D 150.0 157 D X/D 100.0 107 C/U V/C V/D D/X X 150.0 157 V/C V/D D/X X 220.0 227 220.0 227 V D/X D/X 330.0 337 330.0 337 D D/X X 470.0 477 470.0 477 D/X X X/D V/C 33.0 336 A D/X X Note that standard values are preferred. Extended values are available for use where size constraints exist. Note that standard values demonstrate inherently lower failure rates than extended values, especially in low impedance applications. 16 KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300 X TANTALUM CHIP CAPACITORS KEMET T491 SERIES - Precision Molded Chip ® T491 RATINGS & PART NUMBER REFERENCE #33.0 3.3 4.7 6.8 #6.8 10.0 10.0 #10.0 15.0 #15.0 #15.0 22.0 22.0 #22.0 #22.0 33.0 #33.0 #33.0 #33.0 47.0 #47.0 #47.0 68.0 68.0 #68.0 #68.0 100.0 #100.0 #100.0 150.0 #150.0 #150.0 #220.0 #330.0 #470.0 #470.0 2.2 3.3 4.7 #4.7 6.8 6.8 #6.8 10.0 #10.0 #10.0 15.0 15.0 #15.0 #15.0 22.0 #22.0 #22.0 #22.0 33.0 #33.0 #33.0 47.0 47.0 #47.0 #47.0 68.0 #68.0 #68.0 100.0 #100.0 #100.0 150.0 #150.0 220.0 #220.0 #330.0 #330.0 #470.0 KEMET Part Number DC Leakage mA @ 257C Max DF ESR % @ +257C V @ +257C 120 Hz 100 kHz Max Max 3 Volt Rating at +857C (2 Volt Rating at +1257C) *A T491A336(1)003AS 1.0 6.0 4 Volt Rating at +857C (2.7 Volt Rating at +1257C) A T491A335(1)004AS 0.5 6.0 A T491A475(1)004AS 0.5 6.0 A T491A685(1)004AS 0.5 6.0 *S T491S685(1)004AS 0.5 6.0 B T491B106(1)004AS 0.5 6.0 *A T491A106(1)004AS 0.5 6.0 *S T491S106(1)004AS 0.5 6.0 B T491B156(1)004AS 0.6 6.0 *A T491A156(1)004AS 0.6 6.0 *T T491T156(1)004AS 0.6 6.0 C T491C226(1)004AS 0.9 6.0 *B T491B226(1)004AS 0.9 6.0 *A T491A226(1)004AS 0.9 6.0 *T T491T226(1)004AS 0.9 6.0 C T491C336(1)004AS 1.3 6.0 *B T491B336(1)004AS 1.3 6.0 *A T491A336(1)004AS 1.3 6.0 *U T491U336(1)004AS 1.3 6.0 C T491C476(1)004AS 1.9 6.0 *B T491B476(1)004AS 1.9 6.0 *U T491U476(1)004AS 1.9 6.0 D T491D686(1)004AS 2.7 6.0 *C T491C686(1)004AS 2.7 6.0 *B T491B686(1)004AS 2.7 6.0 *U T491U686(1)004AS 2.7 6.0 D T491D107(1)004AS 4.0 8.0 *C T491C107(1)004AS 4.0 8.0 *U T491U107(1)004AS 4.0 10.0 D T491D157(1)004AS 6.0 8.0 *C T491C157(1)004AS 6.0 8.0 *V T491V157(1)004AS 6.0 8.0 *V T491V227(1)004AS 8.8 8.0 *D T491D337(1)004AS 13.2 8.0 *X T491X477(1)004AS 18.8 8.0 *D T491D477(1)004AS 18.8 8.0 **6 Volt Rating at +857C (4 Volt Rating at +1257C) A T491A225(1)006AS 0.5 6.0 A T491A335(1)006AS 0.5 6.0 A T491A475(1)006AS 0.5 6.0 *S T491S475(1)006AS 0.5 6.0 B T491B685(1)006AS 0.5 6.0 A T491A685(1)006AS 0.5 6.0 *S T491S685(1)006AS 0.5 6.0 B T491B106(1)006AS 0.6 6.0 *A T491A106(1)006AS 0.6 6.0 *T T491T106(1)006AS 0.6 6.0 C T491C156(1)006AS 0.9 6.0 B T491B156(1)006AS 0.9 6.0 *A T491A156(1)006AS 0.9 6.0 *T T491T156(1)006A5 0.9 6.0 C T491C226(1)006AS 1.4 6.0 *B T491B226(1)006AS 1.4 6.0 *A T491A226(1)006AS 1.4 6.0 *U T491U226(1)006AS 1.4 6.0 C T491C336(1)006AS 2.0 6.0 *B T491B336(1)006AS 2.0 6.0 *U T491U336(1)006AS 2.0 6.0 D T491D476(1)006AS 2.9 6.0 *C T491C476(1)006AS 2.9 6.0 *B T491B476(1)006AS 2.9 6.0 *U T491U476(1)006AS 2.9 6.0 D T491D686(1)006AS 4.1 6.0 *C T491C686(1)006AS 4.1 6.0 *U T491U686(1)006AS 4.1 10.0 D T491D107(1)006AS 6.0 8.0 *V T491V107(1)006AS 6.0 8.0 *C T491C107(1)006AS 6.0 8.0 *D T491D157(1)006AS 9.0 8.0 *V T491V157(1)006AS 9.0 8.0 *X T491X227(1)006AS 13.2 8.0 *D T491D227(1)006AS 13.2 8.0 *X T491X337(1)006AS 19.8 8.0 *D T491D337(1)006AS 19.8 8.0 *X T491X477(1)006AS 28.2 10.0 4.0 8.0 8.0 6.0 15.0 3.5 6.0 15.0 3.5 4.0 5.0 1.8 3.5 4.0 5.0 1.8 3.5 4.0 1.8 1.8 3.0 1.8 0.8 1.6 3.5 1.8 0.8 1.2 1.8 0.8 1.2 0.7 0.7 0.7 0.5 0.5 8.0 8.0 6.0 15.0 3.5 6.0 15.0 3.5 4.0 5.0 1.8 3.5 4.0 5.0 1.8 3.5 4.0 1.8 1.8 3.0 1.8 0.8 1.6 3.5 1.8 0.8 1.2 1.8 0.8 0.7 1.2 0.7 0.7 0.7 0.7 0.5 0.5 0.5 (1) To complete KEMET Part Number, insert M for ±20% tolerance or K for ±10% tolerance. #Maximum Capacitance Change @1258C=+15%. (All others =+12%) Capacitance Case mF Size KEMET Part Number DC Leakage mA @ 257C Max DF ESR % @ +257C V @ +257C 120 Hz 100 kHz Max Max 10 Volt Rating at +85°C (7 Volt Rating at +125°C) A T491A155(1)010AS 0.5 6.0 8.0 A T491A225(1)010AS 0.5 6.0 8.0 A T491A335(1)010AS 0.5 6.0 6.0 *S T491S335(1)010AS 0.5 6.0 15.0 B T491B475(1)010AS 0.5 6.0 3.5 A T491A475(1)010AS 0.5 6.0 6.0 *S T491S475(1)010AS 0.5 6.0 15.0 B T491B685(1)010AS 0.7 6.0 3.5 *A T491A685(1)010AS 0.7 6.0 6.0 *T T491T685(1)010AS 0.7 6.0 5.0 C T491C106(1)010AS 1.0 6.0 1.8 B T491B106(1)010AS 1.0 6.0 3.5 *A T491A106(1)010AS 1.0 6.0 4.0 *T T491T106(1)010AS 1.0 6.0 5.0 C T491C156(1)010AS 1.5 6.0 1.8 *B T491B156(1)010AS 1.5 6.0 3.5 *U T491U156(1)010AS 1.5 6.0 1.8 C T491C226(1)010AS 2.2 6.0 1.8 *B T491B226(1)010AS 2.2 6.0 3.0 *U T491U226(1)010AS 2.2 6.0 1.8 D T491D336(1)010AS 3.3 6.0 0.8 *C T491C336(1)010AS 3.3 6.0 1.6 *B T491B336(1)010AS 3.3 6.0 3.5 *U T491U336(1)010AS 3.3 6.0 1.8 *V T491V336(1)010AS 3.3 6.0 0.7 D T491D476(1)010AS 4.7 6.0 0.8 *C T491C476(1)010AS 4.7 6.0 1.2 *V T491V476(1)010AS 4.7 6.0 0.7 *U T491U476(1)010AS 4.7 10.0 2.2 D T491D686(1)010AS 6.8 6.0 0.8 *V T491V686(1)010AS 6.8 6.0 0.7 *C T491C686(1)010AS 6.8 6.0 1.2 *D T491D107(1)010AS 10.0 8.0 0.7 *V T491V107(1)010AS 10.0 8.0 0.7 *X T491X157(1)010AS 15.0 8.0 0.7 *D T491D157(1)010AS 15.0 8.0 0.7 *X T491X227(1)010AS 22.0 8.0 0.5 *D T491D227(1)010AS 22.0 8.0 0.5 *X T491X337(1)010AS 33.0 10.0 0.5 *X T491X477(1)010AS 47.0 10.0 0.2 16 Volt Rating at +857C (10 Volt Rating at +1257C) 1.0 A T491A105(1)016AS 0.5 4.0 10.0 1.5 A T491A155(1)016AS 0.5 6.0 8.0 2.2 A T491A225(1)016AS 0.5 6.0 6.0 #2.2 *S T491S225(1)016AS 0.5 6.0 15.0 3.3 B T491B335(1)016AS 0.5 6.0 3.5 3.3 A T491A335(1)016AS 0.5 6.0 6.0 4.7 B T491B475(1)016AS 0.8 6.0 3.5 #4.7 *A T491A475(1)016AS 0.8 6.0 6.0 #4.7 *T T491T475(1)016AS 0.8 6.0 5.0 6.8 C T491C685(1)016AS 1.1 6.0 1.9 6.8 B T491B685(1)016AS 1.1 6.0 3.5 10.0 C T491C106(1)016AS 1.6 6.0 1.8 #10.0 *B T491B106(1)016AS 1.6 6.0 3.5 #10.0 *U T491U106(1)016AS 1.6 6.0 1.8 15.0 C T491C156(1)016AS 2.4 6.0 1.8 #15.0 *B T491B156(1)016AS 2.4 6.0 3.0 #15.0 *U T491U156(1)016AS 2.4 6.0 1.8 22.0 D T491D226(1)016AS 3.6 6.0 0.8 22.0 *C T491C226(1)016AS 3.6 6.0 1.6 #22.0 *B T491B226(1)016AS 3.5 6.0 3.0 #22.0 *U T491U226(1)016AS 3.5 10.0 3.0 33.0 D T491D336(1)016AS 5.3 6.0 0.8 #33.0 *C T491C336(1)016AS 5.3 6.0 1.2 #33.0 *U T491U336(1)016AS 5.3 12.0 3.0 47.0 D T491D476(1)016AS 7.5 6.0 0.8 #47.0 *V T491V476(1)016AS 7.5 6.0 0.7 68.0 *D T491D686(1)016AS 10.9 6.0 0.7 100.0 * X T491X107(1)016AS 16.0 8.0 0.7 #100.0 *D T491D107(1)016AS 16.0 8.0 0.7 #150.0 *X T491X157(1)016AS 24.0 8.0 0.5 20 Volt Rating at +857C (13 Volt Rating at +1257C) 0.68 A T491A684(1)020AS 0.5 4.0 12.0 1.0 A T491A105(1)020AS 0.5 4.0 10.0 #1.0 *S T491S105(1)020AS 0.5 6.0 18.0 1.5 2.2 3.3 #3.3 4.7 4.7 #4.7 6.8 #6.8 #6.8 10.0 10.0 #10.0 #10.0 15.0 #15.0 #15.0 22.0 #22.0 #22.0 33.0 33.0 #33.0 #33.0 #33.0 47.0 #47.0 #47.0 #47.0 68.0 #68.0 #68.0 100.0 #100.0 150.0 #150.0 #220.0 #220.0 #330.0 #470.0 Tantalum Surface Mount Capacitance Case mF Size Higher voltage ratings and tighter capacitance tolerance product may be substituted within the same size at KEMET’s option. Voltage substitutions will be marked with the higher voltage rating. *Extended Values **6 Volt product equivalent to 6.3 volt product. KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300 17 KEMET a TANTALUM CHIP CAPACITORS ® T491 SERIES—Precision Molded Chip T491 RATINGS & PART NUMBER REFERENCE Capacitance Case mF Size KEMET Part Number DC Leakage mA @ 257C Max DF ESR % @ +257C V @ +257C 120 Hz 100 kHz Max Max 20 Volt Rating at +857C (13 Volt Rating at +1257C) cont’d 1.5 A T491A155(1)020AS 0.5 6.0 8.0 #1.5 *S T491S155(1)020AS 0.5 6.0 15.0 2.2 B T491B225(1)020AS 0.5 6.0 3.5 2.2 A T491A225(1)020AS 0.5 6.0 7.0 3.3 B T491B335(1)020AS 0.7 6.0 3.5 #3.3 *A T491A335(1)020AS 0.7 6.0 7.0 #3.3 *T T491T335(1)020AS 0.7 6.0 5.0 4.7 C T491C475(1)020AS 1.0 6.0 2.4 4.7 B T491B475(1)020AS 1.0 6.0 3.5 6.8 C T491C685(1)020AS 1.4 6.0 1.9 #6.8 *B T491B685(1)020AS 1.4 6.0 3.5 #6.8 *U T491U685(1)020AS 1.4 6.0 1.9 10.0 C T491C106(1)020AS 2.0 6.0 1.8 #10.0 *B T491B106(1)020AS 2.0 6.0 3.0 #10.0 *U T491U106(1)020AS 2.0 6.0 1.8 15.0 D T491D156(1)020AS 3.0 6.0 1.0 15.0 *C T491C156(1)020AS 3.0 6.0 1.7 22.0 D T491D226(1)020AS 4.4 6.0 0.8 #22.0 *C T491C226(1)020AS 4.4 6.0 1.2 #22.0 *V T491V226(1)020AS 4.4 6.0 0.7 33.0 D T491D336(1)020AS 6.6 6.0 0.8 47.0 *D T491D476(1)020AS 9.4 6.0 0.7 68.0 *X T491X686(1)020AS 13.6 6.0 0.7 #100.0 *X T491X107(1)020AS 20.0 8.0 0.5 25 Volt Rating at +857C (17 Volt Rating at +1257C) 0.33 A T491A334(1)025AS 0.5 4.0 15.0 0.47 A T491A474(1)025AS 0.5 4.0 14.0 0.68 A T491A684(1)025AS 0.5 4.0 10.0 1.0 B T491B105(1)025AS 0.5 4.0 5.0 1.0 *A T491A105(1)025AS 0.5 4.0 8.0 1.5 B T491B155(1)025AS 0.5 6.0 5.0 1.5 *A T491A155(1)025AS 0.5 6.0 10.0 2.2 C T491C225(1)025AS 0.6 6.0 3.5 2.2 *B T491B225(1)025AS 0.6 6.0 4.5 3.3 C T491C335(1)025AS 0.9 6.0 2.5 3.3 *B T491B335(1)025AS 0.9 6.0 3.5 4.7 C T491C475(1)025AS 1.2 6.0 2.4 6.8 C T491C685(1)025AS 1.7 6.0 1.9 10.0 D T491D106(1)025AS 2.5 6.0 1.0 10.0 *C T491C106(1)025AS 2.5 6.0 1.5 15.0 D T491D156(1)025AS 3.8 6.0 1.0 22.0 *D T491D226(1)025AS 5.5 6.0 0.8 33.0 *X T491X336(1)025AS 8.3 6.0 0.7 #33.0 *D T491D336(1)025AS 8.3 6.0 0.7 (1) To complete KEMET Part Number, insert M for ±20% tolerance or K for ±10% tolerance. Higher voltage ratings and tighter capacitance tolerance product may be substituted within the same size at KEMET’s option. Voltage substitutions will be marked with the higher voltage rating. Capacitance Case mF Size KEMET Part Number 35 Volt Rating at +857C (23 Volt Rating at +1257C) A T491A104(1)035AS 0.5 4.0 20.0 A T491A154(1)035AS 0.5 4.0 19.0 A T491A224(1)035AS 0.5 4.0 18.0 A T491A334(1)035AS 0.5 4.0 15.0 B T491B474(1)035AS 0.5 4.0 8.0 *A T491A474(1)035AS 0.5 4.0 14.0 B T491B684(1)035AS 0.5 4.0 6.5 *A T491A684(1)035AS 0.5 4.0 10.0 B T491B105(1)035AS 0.5 4.0 5.0 *A T491A105(1)035AS 0.5 4.0 10.0 C T491C155(1)035AS 0.5 6.0 4.5 *B T491B155(1)035AS 0.5 6.0 5.0 C T491C225(1)035AS 0.8 6.0 3.5 *B T491B225(1)035AS 0.8 6.0 4.0 C T491C335(1)035AS 1.2 6.0 2.5 D T491D475(1)035AS 1.7 6.0 1.5 *C T491C475(1)035AS 1.7 6.0 2.5 D T491D685(1)035AS 2.4 6.0 1.3 *C T491C685(1)035AS 2.4 6.0 2.0 *D T491D106(1)035AS 3.5 6.0 1.0 *X T491X156(1)035AS 5.3 6.0 0.9 *D T491D156(1)035AS 5.3 6.0 0.8 *X T491X226(1)035AS 7.7 6.0 0.7 *D T491D226M035AS 7.7 6.0 0.7 50 Volt Rating at +857C (33 Volt Rating at +1257C) A T491A104(1)050AS 0.5 4.0 20.0 B T491B154(1)050AS 0.5 4.0 16.0 *A T491A154(1)050AS 0.5 4.0 19.0 B T491B224(1)050AS 0.5 4.0 14.0 B T491B334(1)050AS 0.5 4.0 10.0 C T491C474(1)050AS 0.5 4.0 8.0 *B T491B474(1)050AS 0.5 4.0 9.0 C T491C684(1)050AS 0.5 4.0 7.0 *B T491B684(1)050AS 0.5 4.0 8.0 C T491C105(1)050AS 0.5 4.0 5.5 D T491D155(1)050AS 0.8 6.0 3.5 *C T491C155(1)050AS 0.8 6.0 4.5 D T491D225(1)050AS 1.1 6.0 2.5 *C T491C225(1)050AS 1.1 6.0 3.5 D T491D335(1)050AS 1.7 6.0 2.0 *D T491D475(1)050AS 2.4 6.0 1.5 *X T491X685(1)050AS 3.5 6.0 1.0 0.10 0.15 0.22 0.33 0.47 0.47 0.68 0.68 1.0 1.0 1.5 1.5 2.2 2.2 3.3 4.7 4.7 6.8 6.8 10.0 15.0 15.0 22.0 #22.0 0.10 0.15 0.15 0.22 0.33 0.47 0.47 0.68 0.68 1.0 1.5 1.5 2.2 2.2 3.3 4.7 6.8 *Extended Values **6 Volt product equivalent to 6.3 volt product. #Maximum Capacitance Change @ 1258C=+15%. (All others = +12%) CONSTRUCTION CAPACITOR MARKINGS T491 Series — All Case Sizes Negative Termination* Polarity Indicator (+) DC DF ESR Leakage % @ +257C V @ +257C mA @ 257C 120 Hz 100 kHz Max Max Max Molded Case Silver Adhesive Washer Polarity Stripe (+) Polarity Bevel (+) Tantalum Wire a Rated Voltage 226 20K 942 Print Week Code: 1st Digit = Year 2nd & 3rd Digits = Week "942" = The 42nd week of 1999 18 Picofarad Code KEMET I. D. Symbol Tantalum (Ta2O5) Mn02 Coat (First Layer) Weld Carbon (Second Layer) Silver Paint (Third Layer) Positive Termination* *Termination Solder Coating 90 Sn/10Pb KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300