20140228081936sSc3f2

Surface Mount Aluminum
Electrolytic Capacitors
SRF Series
(High R.C., Low E.S.R.)
MERITEK
RoHS
FEATURES
 High Ripple Current, Low E.S.R.
 Load Life : 105°C 1000~2000 hours
 For high density mounting
SPECIFICATIONS
Item
Characteristic
Operation Temperature Range
-55 ~ +105°C
Rated Working Voltage
6.3 ~ 50VDC
Capacitance Tolerance
±20%(M)
(120Hz 20°C)
Leakage Current
(20°C)
I ≤0.01CV or 3 ( µA )
*Whichever is greater after 2 minutes
I: Leakage Current ( µA)
C: Rated Capacitance ( µF)
Surge Voltage
(20°C)
V: Working Voltage (V)
W.V.
6.3
10
16
25
35
50
S.V.
8
13
20
32
44
63
Add 0.02 per 1000µF for more than 1000 µF
W.V.
6.3
10
16
25
35
50
Φ4~ Φ6.3
0.24
0.20
0.16
0.14
0.12
0.12
Φ8~ Φ10
0.28
0.24
0.20
0.16
0.14
0.14
Rated Voltage (V)
6.3
10
16
25
35
50
-25°C / +20°C
3
2
2
2
2
2
-55°C / +20°C
5
4
4
3
3
3
Dissipation Factor (tan δ)
(120Hz 20°C)
tan δ
Impedance ratio at 120Hz
Low Temperature Stability
After hours (ΦD ≤ 6.3mm 1000 hours, ΦD ≥ 8mm 2000 hours) application of W.V. and +105°C
ripple current value, the capacitor shall meet the following limits.
(DC + ripple peak voltage ≤ rate working voltage)
Load Life
Capacitance Change
≤ ±25% of initial value
Dissipation Factor
≤ 200% of initial specified value
Leakage current
≤ initial specified value
At +105°C, no voltage application after 1000 hours, the capacitor shall meet the limits for load
life characteristics. (With voltage treatment)
Shelf Life
Capacitors placed on a 250°C hot plate for 30 seconds with their electrode terminals facing
downward will fulfill the following conditions after being cooled to room temperature.
Resistance to Soldering Heat
Capacitance Change
≤ ±10% of initial value
Dissipation Factor
≤ initial specified value
Leakage current
≤ initial specified value
PART NUMBERING SYSTEM
SRF
50V
Meritek Series
Voltage
Capacitance
Capacitance expressed in microfarads (μF).
First two digits are significant figures.
Third digit denotes number of zeros.
'R' denotes decimal point for values less than 10 μF
Tolerance
M=±20%
Case Diameter Code
Case Height (mm)
The third digit denotes the first decimal place
For example, 102 = 10.2mm
221
M
J
102
Case Diameter Code
D
E
F
H
J
ΦD
Φ 4.0
Φ 5.0
Φ 6.3
Φ 8.0
Φ 10.0
Rev. 7a
Surface Mount Aluminum
Electrolytic Capacitors
SRF Series
(High R.C., Low E.S.R.)
MERITEK
RoHS
DIMENSIONS (mm)
ΦD
Φ 4.0
Φ 5.0
Φ 6.3
Φ 6.3
Φ 8.0
Φ 10.0
L
5.8
5.8
5.8
7.7
10.2
10.2
A
H
4.3
5.5MAX
5.3
6.5MAX
6.6
7.8MAX
6.6
7.8MAX
8.3 10.0MAX
10.3 12.0MAX
I
1.8
2.2
2.6
2.6
3.4
3.5
W
0.65±0.1
0.65±0.1
0.65±0.1
0.65±0.1
0.90±0.2
0.90±0.2
P
1.0
1.5
2.1
2.1
3.1
4.6
K
+0.15
0.35 -0.20
+0.15
0.35 -0.20
+0.15
0.35 -0.20
+0.15
0.35 -0.20
0.70 ± 0.2
0.70 ± 0.2
Case size
Max Impedance
Max ripple current
CASE SIZE & MAX RIPPLE CURRENT
V
Cap.
(µF) Code
4.7
4R7
10
100
6.3
DxL IMP. R.C.
15
22
27
33
47
150
220
270
330
470
4x5.8
5x5.8
5x5.8
56
68
100
150
560
680
101
151
220
330
470
680
1000
1500
221
331
471
681
102
152
DxL
10
IMP. R.C.
DxL
16
IMP. R.C.
DxL
25
IMP. R.C.
4x5.8
1.45 90
:D xL
(mm)
:Ω
20°C 100kHz
: mA(rms) 105°C 100kHz
35
DxL IMP. R.C. DxL
4x5.8 1.45 90 4x5.8
5x5.8 0.70 170 6.3x5.8
50
IMP. R.C.
2.55 64
0.52 215
4x5.8
1.45 90 5x5.8
0.70 170 5x5.8
0.70 170 6.3x5.8
1.45
0.70
0.70
0.39
4x5.8 1.45
90 5x5.8 0.70
170 5x5.8 0.76
170 6.3x5.8 0.39
250 6.3x5.8 0.39
90 5x5.8 0.70 170 5x5.8 0.70 170
170 5x5.8 0.70 170 5x5.8 0.70 170
150 6.3x5.8 0.39 250 6.3x5.8 0.39 250
250 6.3x5.8 0.39 250 6.3x5.8 0.39 250
250 6.3x5.8 0.39 250 6.3x5.8 0.39 250
6.3x5.8
6.3x5.8
6.3x7.7
6.3x7.7
6.3x7.7
0.52
0.52
0.44
0.44
0.44
215
215
243
243
243
5x5.8
6.3x5.8
6.3x5.8
6.3x5.8
0.70
0.39
0.39
0.39
170
250
250
250
6.3x5.8
6.3x5.8
6.3x5.8
6.3x5.8
0.39
0.39
0.39
0.39
250
250
250
250
6.3x5.8
6.3x5.8
6.3x5.8
6.3x7.7
0.39
0.39
0.39
0.30
250
250
250
300
8x10.2
8x10.2
8x10.2
10x10.2
0.22
0.22
0.22
0.13
400
400
400
585
6.3x5.8
6.3x7.7
8x10.2
8x10.2
8x10.2
10x10.2
0.39
0.30
0.15
0.15
0.15
0.08
250
300
600
600
600
850
6.3x7.7
8x10.2
8x10.2
10x10.2
10x10.2
0.30
0.15
0.15
0.08
0.08
300
600
600
850
850
6.3x7.7
8x10.2
8x10.2
10x10.2
0.30
0.15
0.15
0.08
300 8x10.2 0.15 600 8x10.2 0.15 600 10x10.2 0.13 585
600 8x10.2 0.15 600 10x10.2 0.08 850
600 10x10.2 0.08 850
850
6.3x5.8
6.3x5.8
6.3x7.7
8x10.2
0.39
0.39
0.30
0.15
250
250
300
600
6.3x7.7
6.3x7.7
8x10.2
8x10.2
0.30
0.30
0.15
0.15
300
300
600
600
Rev. 7a
Surface Mount Aluminum
Electrolytic Capacitors
SRF Series
(High R.C., Low E.S.R.)
MERITEK
RoHS
TAPING
DxL
Ø4x5.4
Ø5x5.4
Ø6.3x5.4
Ø4x5.8
Ø5x5.8
Ø6.3x5.8
Ø6.3x7.7
Ø8x6.2
Ø8x10.2
Ø10x10.2
W
±0.3
12.0
12.0
16.0
12.0
12.0
16.0
16.0
16.0
24.0
24.0
A
±0.2
4.7
5.7
7.0
4.7
5.7
7.0
7.0
8.7
8.7
10.7
B
±0.2
4.7
5.7
7.0
4.7
5.7
7.0
7.0
8.7
8.7
10.7
P0
±0.1
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
P1
±0.1
8.0
12.0
12.0
8.0
12.0
12.0
12.0
12.0
16.0
16.0
P2
±0.1
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
F
±0.1
5.5
5.5
7.5
5.5
5.5
7.5
7.5
7.5
11.5
11.5
ØD0
±0.1
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
t1
±0.1
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
E
±0.1
1.75
1.75
1.75
1.75
1.75
1.75
1.75
1.75
1.75
1.75
t2
±0.2
5.7
5.7
5.7
6.3
6.4
6.4
8.2
6.8
11.0
11.0
PACKAGE
DxL
Ø4 Ø5
Ø6.3
Ø8x6.2
Ø8x10.2
Ø10x10.2
A
±2.0
380
380
380
380
380
B
MIN
50
50
50
50
50
C
±0.5
13
13
13
13
13
D
±0.8
21
21
21
21
21
E
±0.5
2.0
2.0
2.0
2.0
2.0
W
±1.0
14.0
18.0
18.0
26.0
26.0
T
±1.0
20.0
24.0
24.0
32.0
32.0
t
±0.5
3.0
3.0
3.0
3.0
3.0
Rev. 7a
Surface Mount Aluminum
Electrolytic Capacitors
SRF Series
(High R.C., Low E.S.R.)
MERITEK
RoHS
PERMISSBLE REFLOW CONDITION
AIR REFLOW AND IR REFLOW
Preheat: Within 120sec., 190°C or less.
Soldering Time: Within 50 sec., 230°C
Peak Temperature: Less than 250°C, within 10 sec.
Possible Reflow Cycle: 2 Cycles
The final test values should be as following:
(A) Capacitance change: ≦ ±10% of initial value
(B) Dissipation factor: ≦ initial specified value
(C) Leakage current: ≦ initial specified value
(D) Visual: No damage
Rev. 7a