Mica Capacitor Specifications and Data

MICA CAPACITOR SPECIFICATIONS AND DATA

 For Dipped Mica Capacitors MD type, Radial leads only provided, leads are of Tinned Copper wire/Copper clad steel wire. Crimped leads or shortened straight leads are provided on special request.
CHART FOR OPERATING TEMPERATURE
Type Temperature Range
MD -55°C TO + 125°C
MMR.MM.F1 -40°C TO + 100°C
PTC -40°C TO +  85°C
CYL 1 TO 7 -40°C TO + 85°C
CAPACITANCE TOLERANCE

Capacitors can be supplied with tolerance ± 0.5%, ±1.0%, ±2.0%, ±5%, ±10%, and ±20%. However minimum capacitance tolerance is ± 0.5% pF.

C measurement £ 1000 pF at 1 Mhz.
C measurement ³ 1000 pF at 1 Khz.

 
TEMPERATURE Co-EFFICIENT & CAPACITANCE
pF Range Temperature Co-efficientPPM°C Capacitance Drift
C £ 50 pF -200 TO + 200 ±(0.5% + 0.1pF)
C >50 to £ 500 pF -100 TO + 100 ±(0.3%+ 0.1pF)
C >100 to £ 500 pF -20 TO + 100 ±(0.1% + 0.1pF)
C > 500 pF 0 TO + 70 ± (0.05%+0.1pF)
TANGENT OF LOSS ANGLE
 
Capacitance pF Measurement Frequency Tangent Loss of Angle
C < 10pF

1 MHz

 0.010 max
C >10pF to £ 25pF

1 MHz

 0.007 max
C >25pF to £ 100pF

 1 MHz

 0.003 max
C>100pF to£ 1000pF 1 MHz 0.001 max
C >1000 pF 1 MHz 0.001 max
                                                                                                For more details , see Chart 2 & 3

TEST VOLTAGE
To withstand twice the rated voltage for 1 to 3 seconds.

INSULATION RESISTANCE
For c < 10000 pF,   more than 105  M.Ohm after one minute application of 100 V.D.C. at 25°C

For c < 10000 pF,   more than 104  M.Ohm after one minute application of 100 V.D.C. at 25°C
( For more details , See Chart 1 

 

MICA CAPACITORS RANGE PER TYPE AND VOLTAGE

MOULDED AXIAL
TYPE 500 V       D.C. 300 V     D.C. 100 V      D.C.
MM 15 1 to 250 pF 251 to 750 pF 751 to 1000pF
MM 20 4.7 to 510 pF 511 to 3300 pF 3301 to 5100pF
MM 30 407 to 3300 pF 3301 to 5600pF 5601 to10000pF
MM 35 3300 to 5600pF 5601to10000pF 10001to15000pF
MOULDED RADIAL
TYPE VOLT pF RANGE
MMR - 1 300 V 5 to 200 pF
MMR - 2 300 V 200 to 10000 pF
MMR - 3 300 V 10000 to 20000 pF
MMR - 4 300 V 20000 to 30000 pF

 
 
TYPE CAPACITOR RANGE  
5000 V 3000 V 2500 V 2000 V 1000 V 500 V Other types of Terminals and sizes are available as per customers drawing & specification.
FT 1     100 to 1000pF 250 to 25000pF 501 to 125000pF 100 to 250000pF
FT 2 100 to 2200pF 100 to 7500pF 500 to 10000pF      

DIPPED MICA
 
CAPACITANCE RANGE IN pF
Type 2000 V 1500 V 1000 V 500 V 300 V 300 V
MD- 10       1 to 240 pF 241 to 360 pF 361 to 470 pF
MD- 15       1 to 510 pF 511 to 820 pF 821 to 1500 pF
MD- 19       100 to 5100 pF 5101 to 6800 pF 6801 to 8200 pF
MD- 20       680 to 10000 pF 10001 to 12000 pF 12001 to 15000 pF
MD- 30 101 to 3600 pF 101 to 6800 pF 101 to 8200 pF 1000 to 22000 pF 22001 to 30000 pF 30001 to 40000 pF
MD - 42 101 to 7500 pF 101 to 10000 pF 101 to 20000 pF 16000 to 50000 pF 50001 to 68000 pF 68001 to 100000 pF

POWER TRANSMITTING CAPACITORS ARE AVAILABLE IN BOX TYPE PTC1, PTC2, PTC3 ALSO CYLINDRICAL SHAPE CYL1, CYL2, CYL3, CTL4, CYL5, CYL6, CYL7 AS PER DETAILS AVAILABLE HERE.

NOTE :- For Robustness of terminals, Impact ( Bump ), Impact ( shock ), Vibration, Damp Heat Severity, Temperature  Cycling, climaticetc. Our Capacitors  conforms to JSS  50100, JSS 50200, JSS  50201.

 

 

MOULDED MICA CAPACITORS

WITH AXIAL LEADS


 
TYPE
CAPACITANCE
W.V. (d.c.)
DIMENSIONS IN MM
L
MAX
W
MAX
T
MAX
d
MAX
MM - 15
1 - 250
500
14.00
8.00
5.00
0.65
251 - 750
300
14.00
8.00
5.00
0.65
751 - 1000
100
14.00
8.00
5.00
0.65
MM - 20
4.7 - 510
500
20.00
12.00
6.00
0.85
511 - 3300
300
20.00
12.00
6.00
0.85
3301 - 5100
100
20.00
12.00
6.00
0.85
MM - 30
470 - 3300
500
21.50
21.50
7.50
1.10
3301 - 5600
300
21.50
21.50
7.50
1.10
5601 - 10000
100
21.50
21.50
7.50
1.10
MM - 35
3300 - 5600
500
21.50
21.50
9.00
1.10
5601 - 10000
300
21.50
21.50
9.00
1.10
10001 - 15000
100
21.50
21.50
9.00
1.10

* Capacitors of higher working voltage can be supplied against specific enquiries .
 

MOULDED MICA CAPACITORS

 WITH RADIAL LEADS


TYPE
WORKING VOLTAGE
pF RANGE
L   MAX
W   MAX
T   MAX
C   MAX
d   MAX
MMR - 1
300 V
5 - 200
8.0
8.0
3.0
5.5
0.60
MMR - 2
300 V
200 - 10000
12.5
12.5
6.0
10.0
0.80
MMR - 3
300 V
10000-20000
12.5
12.5
8.0
10.0
0.80
MMR - 4
300 V
20000-30000
12.5
12.5
10.0
10.0
0.80

ALL DIMENSIONS ARE IN mm.

 

MOULDED MICA CAPACITORS

FLAT TERMINALS

DIMENSIONS IN MM Maximum
  
TYPE      L      L1      L2      W     W1         t      dØ
FT - 1      36      51      60       25      10         0.3       3.5 
FT - 2      49       60      73       31       12         0.8      5 

pF RANGE FOR DIFFERENT VOLTAGE (DC)
 
 
FT - 1
FT - 1
FT - 1
FT - 2
FT - 2
 T - MAX IN MM
500 V
1000 V
2000 V
3000 V
5000 V
100 - 25000
501 - 10000
250 - 2500
100 - 1000
100 - 500
 8.0
25001 - 75000
10001 - 25000
2501 - 7500
1001 - 1500
501 - 750
 9.0
75001 - 125000
25001 - 50000
7501 - 12000
1501 - 3900
751 - 1500
 12.0
125001 - 175000
50001 - 75000
12001 - 16000
3901 - 5000
1501 - 1800
 14.0
175001 - 225000
75001 - 100000
16001 - 20000
5001 - 6200
1801 - 2000
 16.0
225001 - 250000
100001 - 125000
20001 - 25000
6201 - 7500
2001 - 2200
 18.0

 
DIPPED MICA CAPACITORS - MD SERIES

MD 10                                       <--------------------------------DIMENSIONS IN MM---------------------------------------------->
CAPACITANCE(Pf) W.V.(d.c) LMAX WMAX TMAX P(± 0.8) dMAX RMAX
  1 - 27   500   9.10    8.40   4.85   3.60   0.40    2.00
  28 - 80   500   9.40   8.90   5.10   3.60   0.40    2.00
  83- 110   500   9.70   8.90   5.10   3.60   0.40    2.00
  111 - 150   500   9.70   9.15   5.40   3.60   0.40    2.00
  151 - 240   500   9.90   9.65   5.60   3.60   0.40    2.00
  241 - 300   300   9.90   9.65   5.60   3.60   0.40    2.00
  301 - 360   300  10.16   9.90   5.84   3.60   0.40    2.00
  361 - 390   100   9.90   9.65   5.60   3.60   0.40    2.00
  391 - 470   100  10.19   9.90   5.84   3.60   0.40    2.00

MD 15                                       <--------------------------------DIMENSIONS IN MM---------------------------------------------->
CAPACITANCE ( P f )  W.V.(d.c) L MAX   W MAX  T MAX  P ( ± 0.8 )  d MAX    R MAX
  1 - 82   500    11.40   9.40   4.50   5.95   0.66    3.00
  83 - 130   500   11.60   9.40   4.80   5.95   0.66    3.00
  131 - 200   500   11.60   9.60   4.80   5.95   0.66    3.00
  201 - 300   500   11.90   9.90   5.30   5.95   0.66    3.00
  301 - 390   500   11.90   9.90   5.30   5.95   0.66    3.00
  391 - 510   500   12.10   10.40   5.80   5.95   0.66    3.00
  511 - 620   300   11.60   9.60   5.00   5.95   0.66    3.00
  621 - 680   300   11.90   9.90   5.30   5.95   0.66    3.00
  681 - 750   300   11.90   9.90   5.30   5.95   0.66    3.00
  751 - 820   300   11.90   10.10   5.50   5.95   0.66    3.00
  820 - 910   100   12.10   10.10   5.80   5.95   0.66    3.00
  911 - 1000   100   12.10   10.10   5.80   5.95   0.66    3.00
  1001 - 1200   100   12.40   10.60   6.00   5.95   0.66    3.00
  1201 - 1500   100   12.70   10.90   6.30   5.95   0.66    3.00

MD 19                                       <--------------------------------DIMENSIONS IN MM---------------------------------------------->
CAPACITANCE ( P f ) W.V.(d.c) L MAX  W MAX  T MAX P ( ± 0.8 )  d MAX R MAX
    100 - 390     500     16.20     12.90     5.00     8.89     0.81     3.58
    381 - 510     500     16.50     13.10     5.20     8.89     0.81     3.58
    511 - 820     500     16.50     13.20     5.40     8.89     0.81     3.58
    821 - 1000     500     16.60     13.20     5.50     8.89     0.81     3.58
    1001 - 1200     500     16.70     13.30     5.60     8.89     0.81     3.58
    1201 - 1500     500      16.80     13.30     5.80     8.89     0.81     3.58
    1501 - 1800     500     17.00     13.50     6.00     8.89     0.81     3.58
    1801 - 2200     500     17.00     13.70     6.50     8.89     0.81     3.58
    2201 - 2700     500     17.20     13.80     6.80     8.89     0.81     3.58
    2701 - 3300     500     17.40     14.00     7.40     8.89     0.81     3.58
    3301 - 3900     500     17.50     14.40     8.30     8.89     0.81     3.58
    3901 - 5100     500     18.00     14.90     9.30     8.89     0.81     3.58
    5101 - 5600     300     17.30     14.20     7.80     8.89     0.81     3.58
    5601 - 6200     300     17.50     14.40     8.10     8.89     0.81     3.58
    6201 - 6800     300     17.70     14.40     8.60     8.89     0.81     3.58
    6801 - 7500     100     17.70     14.70     8.80     8.89     0.81     3.58
    7501 - 8200     100     18.00     15.00     8.80     8.89     0.81     3.58

 

DIPPED MICA CAPACITORS - MD SERIES

MD 20                                             <-------------------------------DIMENSIONS IN MM------------------------------------------>

APACITANCE 
     ( pF )
W.V.
(dc)
L   MAX
W   MAX
T   MAX
P
( ± 0.8 )
D   MAX
R   MAX
680 - 1500
500
19.20
13.00
5.40
10.80
0.81
3.58
1501 - 2000
500
19.30
13.20
5.50
10.80
0.81
3.58
2001 - 2400
500
19.50
13.60
6.40
10.80
0.81
3.58
2401 - 3000
500
19.60
13.70
6.90
10.80
0.81
3.58
3001 - 3600
500
19.80
14.00
7.40
10.80
0.81
3.58
3601 - 4300
500
19.80
14.20
7.80
10.80
0.81
3.58
4301 - 5100
500
20.00
14.40
8.30
10.80
0.81
3.58
5101 - 5600
500
20.10
14.60
8.60
10.80
0.81
3.58
5601 - 6200
500
20.10
14.70
8.80
10.80
0.81
3.58
6201 - 6800
500
20.30
14.90
9.30
10.80
0.81
3.58
6801 - 7500
500
20.40
15.20
9.90
10.80
0.81
3.58
7501 - 8200
500
20.50
15.40
10.40
10.80
0.81
3.58
8201 - 9100
500
20.70
15.70
10.90
10.80
0.81
3.58
9101 - 10000
500
20.80
16.00
11.40
10.80
0.81
3.58
10001 - 11000
300
20.40
15.10
9.60
10.80
0.81
3.58
11001 - 12000
300
20.50
15.20
10.10
10.80
0.81
3.58
12001 - 13000
100
20.40
14.90
9.60
10.80
0.81
3.58
13001 - 15000
100
20.50
15.20
10.10
10.80
0.81
3.58

MD 30                                            <---------------------------------DIMENSIONS IN MM ---------------------------------------->
CAPACITANCE 
     ( pF )
W.V.
(dc)
L   MAX
W   MAX
T   MAX
P
( ± 0.8 )
D   MAX
R   MAX
1000 - 2700
500
19.60
21.60
6.40
10.80
1.02
3.58
2701 - 4700
500
19.80
21.80
7.00
10.80
1.02
3.58
4701- 5600
500
19.80
22.00
7.30
10.80
1.02
3.58
5601 - 6800
500
20.00
22.10
7.60
10.80
1.02
3.58
6801 - 8200
500
20.20
22.40
8.10
10.80
1.02
3.58
8201 - 10000
500
20.30
22.60
8.60
10.80
1.02
3.58
10001 - 13000
500
20.50
22.80
9.30
10.80
1.02
3.58
13001 - 16000
500
20.80
23.00
10.40
10.80
1.02
3.58
16001 - 20000
500
21.00
23.30
11.40
10.80
1.02
3.58
20001 - 22000
500
21.30
23.60
12.10
10.80
1.02
3.58
22001 - 27000
300
20.80
23.10
11.00
10.80
1.02
3.58
27001 - 30000
300
21.00
23.30
11.60
10.80
1.02
3.58
30001 - 36000
100
21.20
23.30
11.40
10.80
1.02
3.58
36001 - 40000
100
21.30
23.30
11.90
10.80
1.02
3.58

*  This type can be supplied for higher WDVC of upto 2000 upon request.

MD 42                         <------------------------------------DIMENSIONS IN MM --------------------------------------------------->
CAPACITANCE 
     ( pF )
W.V.
(dc)
L   MAX
W   MAX
T   MAX
P
( ± 0.8 )
D   MAX
R   MAX
16000 - 20000 500 36.00 22.30 7.60 26.67 1.02 3.58
20001 - 24000 500 36.30 22.50 8.10 26.67 1.02 3.58
24001 - 30000 500 36.50 22.60 8.80 26.67 1.02 3.58
30001 - 36000 500 36.80 22.80 9.60 26.67 1.02 3.58
36001 - 43000 500 37.00 23.10 10.60 26.67 1.02 3.58
43000 - 51000 500 37.50 23.30 11.90 26.67 1.02 3.58
51001 - 56000 300 37.00 23.10 10.60 26.67 1.02 3.58
56001 - 68000 300 37.50 23.30 11.90 26.67 1.02 3.58
68001 - 75000 100 37.30 23.10 11.10 26.67 1.02 3.58
75001 - 82000 100 37.50 23.30 11.60 26.67 1.02 3.58
82001 - 91000 100 37.80 23.50 12.40 26.67 1.02 3.58
91001 - 100000 100 38.10 23.80 12.70 26.67 1.02 3.58

*  This type can be supplied for higher WDVC of upto 2000 upon request.

 
POWER TRANSMITTING CAPACITORS

HIGH VOLTAGE
    TYPE     L  MAX  L1  MAX   L2 MAX   H  MAX    T   MAX    B   MAX   Terminal
  Screw   		       C
  PTC - 1      50      70      80      55      30      8      M - 4      40
  PTC - 2      80      90      100      75      45      10      M - 6      60
  PTC - 3      105      115     125      100      55      10      M - 8      80

CAP RANGE MAX IN pF 

TYPE 1000 VDC 2000 VDC 5000 VDC 7500 VDC 10000 VDC 15000 VDC 20000 VDC 25000 VDC 30000 VDC
PTC-1 100000 50000 20000 10000 2000 1000 500    -----    -----
PTC-2 500000 250000 100000 50000 20000 10000 5000 1000 500
PTC-3 1000000 500000 200000 100000 30000 20000 10000 3000 2500
 
CYLINDRICAL TYPE POWER TRANSMITTING CAPACITOR

  TYPE   DIAMETER  HEIGHT PF  Max VOLTAGE
       Max		 Size of THREADSCREW at centre of flat surfaces      Remarks
  CYL - 1        50    30    1500
     500		 20 KVDC
10 KVDC		                    M - 6
                   M - 6		 Other type of terminals can be provided on request
  CYL - 2       60   38   1500 30 KVDC                    M - 6
  CYL - 1       50   30   1000
  1500		 20 KVDC
10 KVDC		                    M - 6
                   M - 6 
  CYL - 4       70   50   2500 30 KVDC                    M - 6 
  CYL - 5       80   50   5000 30 KVDC                    M - 6
  CYL - 6       80   75   5000 30 KVDC                    M - 6 
  CYL - 7       150   120   10000 50 KVDC                    M - 8

Technical Specifications :-

1. Max Voltage - 40 KV.DC
2. Capacitance : 2.5 nf. or nearest standard
3. Repctition Rate :- 100 Hz
4. Inductance : < 100 nH
5. Average discharge current : 1 KA for a duration of 200 ns. current pulse
6. 20% voltage reversal
7. LIFE ~ 107shots.

NOTE :-

1. Besides above sizes , we can supply in other sizes as per customer dimensions , depending on Capacitance and Voltage rating.
2. Both type high Voltage capacitance and also made as per customer dimension , depending on capacitance and Voltage rating .
3. High Voltage capacitors potted in Tubular Ceramic Casing with aluminium flanges on both sides can be manufactured .

 

CERAMIC ALUMINIUM FLANGES MICA POWER CAPACITORS

   TYPE
Dimensions in MM
 REMARKS
D
L
C
d
F
H1
H
 CBAL - 1
     70
      98
      82
      6.5
     6.5
      60
     75
 Dimensions subject to ± 2  mm except F,d
 CBAL - 2
     90
     125
     108
      6.5
     6.5
      85
     100
 CBAL - 3
     125
     165
     146
      9.5
     9.5
     140 
     160

NOTE :
CAPACITANCE VALUE  : SEE TABLE
TOLERANCE : ± 5% , ± 10% , ± 20%
PEAK WORKING VOLTAGE    : SEE TABLE
OPERATING TEMPERATURE : - 55°C  to  70°C
DIELECTRIC WITHSTAND VOLTAGE : Ö2 Times rated peak voltage
: at 100 cycles or less for notless than 5 seconds.
INSULATION RESISTANCE   : 7500 M W at 25°C
DISSIPATION FACTOR : 0.001 Max
: C measurement £ 1000 pF at 1 MHz
: C measurement > 1000 pF at 1 KHz.
Apart from above three types , we can undertake other sizes also as per customers drawings and specification

 

CERAMIC BODY ALUMINIUM FLANGES MICA POWER CAPACITOR

                                                                             <---RATED CURRENT AT FREQUENCIES (RMS AMP)------>
  TYPE    CAPACITANCE
   VALUE (pF)		  PEAK WORKING
VOLTAGE (VOLT)		    3.0 MHz   1.0  MHZ   0.3 MHz   0.1 MHz
CBAL - 1               100
              200
              470 
             1000
             4700
             5100
            11000
            12000
            16000
            18000
            27000
            30000
            68000
            75000
           100000		            6000
           6000
           6000
           6000
           6000
           4000
           4000
           3000
           3000
           2000
           2000
           1500
           1500
           1000
           1000 		         3.00
        1.30
        6.80
       10.00
       16.00
       16.00
       18.00
       18.00
       18.00
       18.00
       18.00
       18.00
       18.00
       18.00
       18.00 		        3.00
       3.00
       5.10
       7.50
       16.00
       16.00
       20.00
       20.00
       20.00
       20.00
       22.00
       22.00
       22.00
       22.00
       22.00
0.91
1.50
3.00
5.10
12.00
12.00
15.00
16.00
16.00
16.00
18.00
18.00
22.00
22.00
22.00
0.30
0.51
0.91
1.80
6.20
6.20
9.10
9.10
10.00
11.00
12.00
12.00
16.00
18.00
18.00
CBAL - 2
100
2000
2200
4300
4700
5100
5600
11000
12000
16000
18000
27000
30000
68000
75000
100000
10000
10000
8000
8000
6000
6000
5000
5000
4000
4000
3000
3000
2000
2000
1500
1500
2.70
16.00
18.00
20.00
20.00
20.00
20.00
20.00
20.00
20.00
20.00
20.00
20.00
20.00
20.00
20.00
2.00
13.00
13.00
18.00
20.00
20.00
20.00
27.00
27.00
27.00
30.00
33.00
23.00
39.00
39.00
39.00
0.91
8.20
9.10
12.00
13.00
13.00
13.00
18.00
18.00
20.00
20.00
24.00
24.00