Tantalum solid-electrolyte capacitor
K53-68

AZHYAR.673546.007 TU

Capacitors are suitable for application in direct current, ripple current and pulse current circuits. Capacitors are available in all-climate version.




Main parameters
NameValue
Rated voltage, V 2.5…50
Rated capacitance, µF 0.1…680
Capacitance tolerance (20 °C, 50 Hz), % ±5; ±10; ±20; ±30
Maximum operating temperature Tenv, °C +125
Minimal operating temperature Tenv, °C -60
Peak shock acceleration:
for standard capacitors
for low profile capacitors

3 000 g
40 000 g



Capasitor physical configuration




Capacitors overall dimensions and mass
Case code L, mm W, mm H, mm P, mm B, mm Mass, g, max
Version 1 (standart)
A 3.2±0.2 1.6±0.2 1.6±0.2 0.8±0.3 1.2±0.1 0.05
B 3.5±0.2 2.8±0.2 1.9±0.2 0.8±0.3 2.2±0.1 0.06
C 6.0±0.3 3.2±0.3 2.5±0.3 1.3±0.3 2.2±0.1 0.3
D 7.3±0.3 4.3±0.3 2.9±0.3 1.3±0.3 2.4±0.1 0.5
E 7.3±0.3 4.3±0.3 4.1±0.3 1.3±0.3 2.4±0.1 0.6
Version 2 (low profile)
R 2.0±0.2 1.3±0.2 1.2±0.2 0.5±0.3 0.9±0.1 0.03
S 3.2±0.2 1.6±0.2 1.2±0.2 0.8±0.3 1.2±0.1 0.05
T 3.5±0.2 2.8±0.2 1.2±0.2 0.8±0.3 2.2±0.1 0.06
U 6.0±0.3 3.2±0.3 1.5±0.2 1.3±0.3 2.2±0.1 0.3
V 7.3±0.3 4.3±0.2 2.0±0.2 1.3±0.3 2.4±0.1 0.4



"B", "T" case sizes marking

"С" ,"D" ,"E" ,"U" ,"V" case sizes marking

1 - Positive terminal
2 - Rated capacitance, pF
3 - Capacitance multiplier code
4 - Product code (stripe unavailability is acceptable)
5 - Rated voltage, V
6 - Production date code
7 - Trade mark
There is only polarity marking on "А" ,"R" ,"S", "T" case sizes capacitors



Marking codes designation
Capacitance multiplier code Capacitance multiplier
4 104
5 105
6 106
7 107
8 108
Code Year
D 2013
E 2014
F 2015
H 2016
I 2017
K 2018
L 2019
Code Month Code Month
1 January 7 July
2 February 8 August
3 March 9 September
4 April O October
5 May N November
6 June D December



Capacitors reliability
Reliability
Operation modes
Minimal nonfailure operating time, tλ, hours Capacitor failure rate, λ, 1/hour, max
Maximum-permissible mode
(UR, Tenv=85°С)
30 000 10-6
Maximum-permissible mode
(0.7UR, Tenv=125°С)
Light mode
(0.6UR, Tenv=55°С)
200 000 10-7
Storageability
Gamma-rated time of capacitor storageability Tcy at y=97%, years, min
25



Capacitors case codes
CR, µF UR, V
2.5 4 6.3 10 16 20 25 32 40 50
0.1 A A A
0.15 A A A
0.22 A A B
0.33 A A B
0.47 A AB B BC
0.68 A A B BC BC
1 A A AB B BC CV
1.5 A A A B BC CV CDV
2.2 A A AS AB BC C CDV CD
3.3 A A AS ABS B BC C CD D
4.7 A AS ABRS BT BCU C CDV D D
6.8 A ABRS BST BCTU BCU C DV E E
10 ABRS BST BCT BCU CU CD DV E E
15 R BST BCT BCTU CU CDV DV E E E
22 S BCT BCTU CU CDU CDV DV E
33 T BCTU CU CDUV CDUV DV E
47 T CU CDUV CDUV DV D E
68 U CDU CDUV CDV DV DE E
100 U CDU CDV CDV DEV E
150 U CDV CDV DE E
220 V DV DEV DE
330 V DEV E E
470 V E E E
680 E E



Capacitor electric parameters value when delivered
Case code UR, V CR, µF tg δ, %, 20 °C, 50 Hz, max ILEAK, µA, 20 °C, after 60 sec., max IR, A, 20 °C, 100kHz, max ESR, Ohm, 20 °C, 100kHz, max
A 4 3.3; 4.7; 6.8; 10 8 0.4-0.5 0.09; 0.09; 0.11; 0.11 6-8
6.3 2.2; 3.3; 4.7; 6.8 0.09; 0.09; 0.11; 0.11
10 1.5; 2.2; 3.3; 4.7 0.09; 0.09; 0.11; 0.09
16 1; 1.5; 2.2; 3.3 0.07; 0.09; 0.06; 0.11 6-12
20 0.68; 1; 1.5; 2.2 6-8 0.07; 0.08; 0.09; 0.1 7-12
25 0.47; 0.68; 1 6 0.4 0.07; 0.08; 0.09 8-14
32 0.1; 0.15; 0.22; 0.33; 0.47 0.5 0.06; 0.06; 0.06; 0.07; 0.07 14-20
40 0.1; 0.15; 0.22; 0.33 0.4-0.5 0.06; 0.06; 0.06; 0.07 15-20
50 0.1; 0.15 0.4 0.06; 0.06 19-20
B 4 10; 15; 22; 33 8 0.4-1.3 0.15 3.5
6.3 6.8; 10; 15; 22 0.4-1.4 0.15
10 4.7; 6.8; 10; 15 0.4-1.5 0.15; 0.15; 0.15; 0.17 2.8-3.5
16 3.3; 4.7; 6.8; 10 0.4-1.6 0.15 3.5
20 2.2; 3.3; 4.7; 6.8 0.5-1.4 0.15
25 1; 1.5; 2.2; 3.3 6 0.5-0.9 0.13; 0.13; 0.13; 0.15 3.5-5
32 0.47; 0.68; 1; 1.5 0.4-0.5 0.1; 0.11; 0.13; 0.13 5-8
40 0.47; 0.68; 1 0.5 0.09; 0.1; 0.1 8-9
50 0.22; 0.33; 0.47; 0.68 0.4-0.5 0.07; 0.09; 0.09; 0.1 8-14
C 4 22; 33; 68; 100; 150 8-10 0.9-6 0.24; 0.24; 0.24; 0.26; 0.3 1.2-1.8
6.3 15; 22; 33; 47; 68; 100; 150 0.6-9.4 0.24; 0.24; 0.24; 0.26; 0.3; 0.34; 0.34 0.9-1.8
10 10; 15; 22; 33; 47; 68; 100 0.8-10 0.24; 0.24; 0.24; 0.3; 0.3; 0.3; 0.3 1.2-1.8
16 6.8; 10; 15; 22; 33 8 1-5.3 0.24; 0.24; 0.24; 0.26; 0.3 1.2-1.9
20 4.7; 6.8; 10; 15; 22 1-4.4 0.21; 0.24; 0.24; 0.25; 0.37 1.2-2.4
25 2.2; 3.3; 4.7; 6.8; 10 6-8 0.6-1.2 0.17; 0.2; 0.21; 0.24; 0.27 1.9-3.5
32 1.5; 2.2; 3.3; 4.7 6 0.5-1.5 0.15; 0.17; 0.2; 0.2 2.5-4.5
40 0.68; 1; 1.5; 2.2; 3.3 0.5-1.2 0.12; 0.14; 0.15; 0.17; 0.17 3.5-7
50 0.47; 0.68; 1; 1.5; 2.2 6-8 0.4-1.1 0.11; 0.12; 0.14; 0.15; 0.17 4.5-8
D 4 68; 100; 150; 220; 330 8-12 2.7-11 0.43; 0.43; 0.43; 0.43; 0.46 0.7-0.8
6.3 47; 68; 100; 150; 220 8-10 2-7.5 0.43; 0.43; 0.43; 0.46; 0.46
10 33; 47; 68; 100; 150; 220 8-12 3-22 0.32; 0.43; 0.43; 0.46; 0.46; 0.54 0.5-1.4
16 22; 33; 47; 68; 100 3.5-16 0.43; 0.43; 0.43; 0.46; 0.46 0.7-0.8
20 15; 22; 33; 47; 68 8-10 2.4-13.6 0.38; 0.43; 0.43; 0.46; 0.46 0.7-1
25 10; 15; 22 8 2.2-5.5 0.38; 0.38; 0.43 0.8-1
32 4.7; 6.8; 10 0.8-3 0.31; 0.33; 0.38 1-2.5
40 2.2; 3.3; 4.7 0.8-2 0.24; 0.26; 0.31 1.5-2.5
50 1.5; 2.2; 3.3; 4.7 0.8-2.4 0.2; 0.24; 0.27; 0.31 1.5-3.5
E 4 330; 470; 680 12 11-27.2 0.48; 0.48; 0.52 0.6-0.7
6.3 220; 330; 470; 680 12-42 0.48; 0.64; 0.64; 0.64 0.7
10 150; 220; 330; 470 13-47 0.48; 0.57; 0.57; 0.7 0.5-0.7
16 100; 150 13-19 0.48; 0.57
20 68; 100 8-10 11-18 0.48; 0.57
25 33; 47; 68 8 7-17 0.48 0.7
32 15; 22 4.5-6 0.42; 0.48 0.7-0.9
40 6.8; 10; 15 2.5-5 0.4; 0.42; 0.42 0.9-1
50 6.8; 10; 15 3-7.5 0.4; 0.48; 0.48 0.7-1
R 2.5 15 8 0.4 0.04 15
4 10 0.5
6.3 6.8
10 4.7 0.4
S 2.5 22 8 0.5 0.06 15
4 10; 15 8-10 0.4-0.6
6.3 4.7; 6.8; 10
10 3.3; 4.7; 6.8 8 0.5-0.7
16 2.2; 3.3 0.4-0.5
T 2.5 33; 47 8 0.8-1.2 0.11 5
4 15; 22; 33 0.6-1.3
6.3 10; 15; 22 0.6-1.4
10 6.8; 10; 15 0.7-1.5
16 4.7; 6.8 0.7-1.1 5-7
U 2.5 68; 100; 150 10 1.7-4 0.22 1.8
4 33; 47; 68; 100 8-10 1.3-4 0.22
6.3 22; 33; 47; 68 1.4-4.2 0.22
10 15; 22; 33; 47 1.5-4.7 0.22
16 6.8; 10; 15; 22; 33 8-12 1-5.3 0.11; 0.22; 0.17; 0.17; 0.17 1.8-7
20 4.7; 6.8; 10 8 1-2 0.17; 0.17; 0.22 1.8-3
V 2.5 220; 330; 470 12 5.5-12 0.42 0.7
4 150; 220; 330 6-13.2 0.42
6.3 47; 68; 100; 150; 220 8-10 2.9-13.8 0.27; 0.27; 0.42; 0.42 0.7-1.6
10 33; 47; 68; 100 3.3-10 0.26; 0.42; 0.42; 0.42 0.7-1.8
16 33; 47; 68; 100 10-12 5.3-16 0.29; 0.26; 0.42; 0.42
20 15; 22; 33 8 3-6.6 0.27; 0.26; 0.42
25 15; 22 3.7-5.5 0.26; 0.42
32 4.7; 6.8; 10 1.5-3.2 0.22; 0.25; 0.25 2-2.5
40 1.5; 2.2 6 0.6-0.8 0.15; 0.2 3-5
50 1; 1.5 8 0.5-0.8 0.14; 0.15 5.5-6



Voltage versus temperature
  UT  
UR

T, °C



Example of reference designation for ordering:

CAPACITOR K53-68 "C" - 25V - 4.7µF ±10% AZHYAR.673546.007 TU