surface mount aluminum electrolytic capacitors

2015-3장 2015.1.20 03:36 PM 페이지76 태산아이인쇄그룹(국) 2261-2488 2400DPI 175LPI
SURFACE MOUNT ALUMINUM ELECTROLYTIC CAPACITORS
UR
Chip type, High Reliability
Series
Solvent Proof
・Chip type, high temperature range, for 125°
C use
・Lower ESR than UC series
・Designed for surface mounting on high density PC board
・Applicable to automatic insertion machine using carrier tape
・Complied to the RoHS directive
Item
Characteristics
Operating temperature range
Leakage current max.
Capacitance tolerance
-40 ~ +125°
C
I = 0.01CV or 3μA whichever is greater (after 2 minutes)
±20% at 120Hz, 20°
C
Dissipation factor max.
emperature characteristics
(Impedance ratio at 120Hz)
WV
tanδ(Max.)
10
0.24
16
0.20
25
0.16
35
0.14
50
0.14
WV
Z-25°
C/Z+20°
C
Z-40°
C/Z+20°
C
10
3
4
16
2
3
25
2
3
35
2
3
50
2
3
Less than specified value
Within ±30% of initial value
Less than 300% of specified value
Leakage current
Capacitance change
tanδ
Load life
(after application of the rated
voltage for 2000 hours at 125°
C)
Shelf life (at 125°
C)
After 1000 hours no load test, leakage current, capacitance and tanδare same as load life value.
The measurement shall be performed at 20°
C by the KS C IEC 60384 - 4
Resistance to soldering heat
The following specifications shall be satisfied when the capacitors are restored to 20°
C
after exposing them at 250°
C for 10 seconds.
Less than specified value
Leakage current
Within ±10% of initial value
Capacitance change
Less than specified value
tanδ
Unit : mm
● DRAWING (See page 59)
-Series code of UR is “R”
● DIMENSIONS & MAXIMUM PERMISSIBLE RIPPLE CURRENT
WV
μF
33
47
100
220
330
470
10
8×10
8×10
10×10
16
0.3
0.3
0.2
264
355
400
8×10
8×10
10×10
25
0.3
0.3
0.2
264
355
400
8×10
8×10
10×10
35
0.3
0.3
0.2
264
355
400
8×10
8×10
10×10
0.3
0.3
0.2
264
264
400
50
0.7
8×10
0.5
10×10
0.5
10×10
Ripple current (mA r ms) at 125°
C, 100kHz
ESR (Ω) at 20°
C, 100kHz
Case size ØD X L (mm)
● FREQUENCY COEFFICIENT OF PERMISSIBLE RIPPLE CURRENT
76
Frequency
50Hz
120Hz
300Hz
1kHz
10kHz≦
Coefficient
0.35
0.50
0.64
0.83
1.00
192
330
330