Bentex
  Company Profile
  Products
  Contact Us

Products:
Battery Holders
Capacitors
Connectors
Gas tubes
Heat Sinks
ICs >> STM32 microcontrollers
LCD Module
LED Display
LED Lens
LED Lights
LED Module
Materials
Miniature Speakers
Plastic & Hardware
Potentiometers & Encoders
Resistors
Power Supplies
Power supply filters
Quartz Crystal
Switches
Test Probes
Thermistors
Varistors

 

Capacitors / Electrolytic /

Series LK
7 mm L, Low Leakage Current

FEATURES
Extremely low and stable leakage current characteristics.
Close capacitance tolerance ±20%(±10%).

CASE SIZE TABLE

ØD 4 5 6,3 8
P 1,5 2,0 2,5 3,5
Ød 0,45 0,45 0,45 0,45
α 1,5
β 0,5

 

SPECIFICATIONS

Item Performance Characteristics
Operating Temperature Range -40 to +105°C
Rated Working Voltage Range 6,3 to 50V
Nominal Capacitance Range 0,1 to 220μF
Capacitance Tolerance ±20% (120Hz, +20°C)
Leakage Current I ≤ 0,002 CV or 0,8(μA) after 2minutes whichever is greater measured with rated working voltage applied at +20°C
Dissipation Factor
tan δ (120Hz, +20°C)
Working Voltage (V) 6,3 10 16 25 35 50
tan δ (max) 0,24 0,20 0,16 0,14 0,12 0,10
Low Temperature Characteristics Impedance ratio max. at 120Hz
Working Voltage (V) 6,3 10 16 25 35 50
Z-25°C / Z+20°C 4 3 2 2 2 2
Z-40°C / Z+20°C 8 6 4 4 3 3
High Temperature Loading
Test conditions Post test requirements at +20°C
Duration: 1000 hours Leakage current: ≤ Initial specified value
Ambient temp.: +105°C Cap. change: within ±20% of initial measured value
Applied voltage: Rated DC working voltage tan δ: ≤ 200% of initial specified value
Shelf Life
Test conditions Post test requirements at +20°C
Duration: 500 hours Leakage current: ≤ Initial specified value
Ambient temp.: +105°C Cap. change: within ±20% of initial measured value
Applied voltage: (None) tan δ: ≤ 200% of initial specified value

 

STANDARD RATINGS

Voltage (Code) 6,3V 10V 16V 25V
Cap, (μF) Case Size
ØDxL (mm)
Ripple Case Size
ØDxL (mm)
Ripple Case Size
ØDxL (mm)
Ripple Case Size
ØDxL (mm)
Ripple
10         4x7 19 5x7 22
22 4x7 22 5x7 25 5x7 29 6,3x7 34
33 5x7 28 5x7 31 6,3x7 35 6,3x7 42
47 5x7 33 6,3x7 39 6,3x7 45 8x7 52
100 6,3x7 51 8x7 64 8x7 71 8x7 110
220 8x7 86 8x7 110 8x7 115    
Maximum Allowable Ripple Current (mA rms) at 105°C 120Hz

 

Voltage (Code) 35V 50V
Cap, (μF) Case Size
ØDxL (mm)
Ripple Case Size
ØDxL (mm)
Ripple
0,1     4x7 7,0
0,22     4x7 1,6
0,33     4x7 2,3
0,47     4x7 3,3
1     4x7 6,6
2,2     4x7 13
3,3     4x7 16
4,7 4x7 16 5x7 19
10 5x7 24 6,3x7 29
22 6,3x7 38 8x7 43
33 8x7 48    
Maximum Allowable Ripple Current (mA rms) at 105°C 120Hz

 

RIPPLE CURRENT MULTIPLIER
Frequency Coefficient (Hz)

Cap (μF) 50 120 300 1k 10k~
≤47 0,75 1,00 1,35 1,57 2,00
56-220 0,80 1,00 1,23 1,34 1,50

 

TEMPERATURE COEFFICIENT
Frequency Coefficient (Hz)

Temperature -55 60 70 85 105
Factor 2,23 2,17 2,00 1,75 1,00