157 PUM-SI
Vishay BCcomponents
www.vishay.com
Aluminum Electrolytic Capacitors
Power Ultra Miniature Snap-In
FEATURES
• Up to 500 V
• Useful life: 5000 h at 85 °C
• Polarized aluminum electrolytic capacitors,
non-solid electrolyte
• Large types, very small dimensions, cylindrical aluminum
case, insulated with a blue sleeve
• Keyed polarity version available
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
159
PUL-SI
APPLICATIONS
• General purpose, industrial and audio/video systems
105 °C
• Smoothing and filtering
057
PSM-SI
smaller
dimensions
longer life
higher ripple
198
PHR-SI
• Standard and switched mode power supplies
• Energy storage in pulse systems
157
PUM-SI
Fig. 1
MARKING
The capacitors are marked (where possible) with the
following information:
QUICK REFERENCE DATA
DESCRIPTION
Nominal case sizes
(Ø D x L in mm)
Rated capacitance range
(E6/E12 series), CR
Tolerance on CR
VALUE
• Rated capacitance (in μF)
22 x 25 to 35 x 60
• Tolerance on rated capacitance, code letter in accordance
with IEC 60062 (M for 20 ꢀ)
56 μF to 2200 μF
20 ꢀ
• Rated voltage (in V)
• Date code (YYMM or in 2 digits according to IEC 60062)
• Name of manufacturer
200 V, 250 V,
400 V, 450 V
Rated voltage range, UR
500 V
Category temperature range
Endurance test at 85 °C
Load life at 85 °C
Useful life at 85 °C
Useful life at 40 °C,
1.4 x IR applied
-25 °C to +85 °C
3000 h
• Code for factory of origin
• “-” sign to identify the negative terminal, visible from the
top and side of the capacitor
3000 h
5000 h
• Code number, last 8 digits 157 xxxxx
90 000 h
1000 h
• Climatic category in accordance with IEC 60068
Shelf life at 0 V, 85 °C
Max. RMS value of ripple voltage
Based on sectional specification
Climatic category IEC 60038
12 V
n/a
IEC 60384-4 / EN130300
25/085/56
SELECTION CHART FOR CR, UR, AND RELEVANT NOMINAL CASE SIZES (Ø D x L in mm)
UR (V)
CR
(μF)
200
250
400
-
-
450
-
22 x 25
22 x 30
-
22 x 30
25 x 25
22 x 35
25 x 30
-
500
22 x 25
-
22 x 30
25 x 25
-
47
56
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
22 x 25
68
82
-
22 x 25
-
-
22 x 30
22 x 35
25 x 30
30 x 25
100
-
-
Revision: 20-May-15
Document Number: 28338
1
For technical questions, contact: aluminumcaps2@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000