ULR series0 pages
FEATURES
High temperature – Very Low ESR – High ripple current – stable
with temperature – High frequency
APPLICATIONS
DC-DC converters – Voltage regulators – Decoupling
Operating Temperature Range
Capacitance Tolerance
WVDC
Surge Voltage
SVDC
Dissipation Factor
120 Hz, 20°C
2.5
4
10% MAX
2 Minutes
0.2CV or 280uA, whichever is greater
Leakage Current
Low Temperature Stability
Impedance Ratio
(100 kHz)
-55°C to +105°C
+20% at 120 Hz, 20°C
10
16
20
25
1.15 x rated WVDC
-55°C/ +20°C
<1.25
+105°C/ +20°C
<1.25
Load Life
Damp Heat test
Surge Voltage test
Ripple Current Multipliers
2000 hours at 105°C with rated WVDC applied
Capacitance Change
<20% of initial measured value
Dissipation Factor
<150% of maximum specified value
ESR
<150% of maximum specified value
Leakage Current
<100% of maximum specified value
1000 hours at 60°C with rated voltage applied at 90-95% R.H.
Capacitance Change
<20% of initial measured value
Dissipation Factor
<150% of maximum specified value
ESR
<150% of maximum specified value
Leakage Current
<100% of maximum specified value
1000 cycles at 105°C with rated surge voltage applied for 30 seconds through a 1kΩ resistor
and discharged for 5 minutes and 30 seconds
Capacitance Change
<20% of initial measured value
Dissipation Factor
<150% of maximum specified value
ESR
<150% of maximum specified value
Leakage Current
<100% of maximum specified value
120Hz7mm)
0.6( L>6mm)
L1=L+1.0 mm MAX L<11mm
L1=L+1.5 mm MAX, L>11 mm
100kHz
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