BSI
www.vishay.com
Vishay Sfernice
Molded and Insulated Wirewound Power Resistors Axial Leads
FEATURES
• 1 W to 10 W
• Excellent stability = typical drift ± 1 % after
2000 h
• High power = up to 10 W (25 °C)
• Low ohmic values = 0.01 Ω available
• Electrical insulation
• Climatic protection
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
DIMENSIONS in millimeters
MOLDED
MOLDED
25 min.
A
25 min.
PROTECTION
SERIES AND STYLE
A
ØB
58BSI
6.5 ± 0.2
2.4 ± 0.1
63BSI
10 ± 0.2
3.7 ± 0.1
68BSI
15 ± 0.5
5.6 ± 0.2
ØC
± 0.1
WEIGHT
(g)
0.3
0.6
ØC
ØB
INSULATED
25 min.
ØE
45° chamfer
max. 0.25 deep
A
25 min.
ØB
Ø 1.2 ± 0.02
INSULATED
4
4
L max.
0.45
0.8
1.3
PROTECTION
516BSI
17 ± 2
5.5 ± 1
1.6
523BSI
24 ± 2
5.5 ± 1
2.5
923BSI
26 ± 2
10 ± 1.5
932BSI
34 ± 3
10 ± 1.5
7.5
947BSI
51 ± 3
10 ± 1.5
10
0.8
6
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE
RANGE
Ω
RATED POWER
P25 °C
W
LIMITING
ELEMENT
VOLTAGE
V
TOLERANCE
±%
TEMPERATURE
COEFFICIENT
± ppm/°C
MODEL
SIZE
58BSI
058
0.1 to 2K
1
50
0.5, 1, 2, 5
100, 300
63BSI
063
0.025 to 4K
2
120
0.5, 1, 2, 5
100, 300
68BSI
068
0.01 to 15K
3
200
0.5, 1, 2, 5
100, 300
516BSI
516
0.01 to 20K
4
200
0.5, 1, 2, 5
100, 300
523BSI
523
0.015 to 40K
5
250
0.5, 1, 2, 5
100, 300
923BSI
923
0.02 to 60K
6
300
0.5, 1, 2, 5
100, 300
932BSI
932
0.035 to 100K
8
500
0.5, 1, 2, 5
100, 300
947BSI
947
0.06 to 150K
10
750
0.5, 1, 2, 5
100, 300
TECHNICAL SPECIFICATIONS
VISHAY SFERNICE SERIES
Ohmic range
in relation to
Temperature
coefficient
58BSI
63BSI
68BSI
516BSI
523BSI
923BSI
932BSI
947BSI
± 100 ppm/°C
± 0.5 %
±5%
0.1 Ω
2 kΩ
0.1 Ω
4 kΩ
0.1 Ω
15 kΩ
0.1 Ω
20 kΩ
0.1 Ω
40 kΩ
0.1 Ω
60 kΩ
0.1 Ω
100 kΩ
0.1 Ω
150 kΩ
± 300 ppm/°C
±1%
±5%
-
0.025 Ω
< 0.1 Ω
0.01 Ω
< 0.1 Ω
0.01 Ω
< 0.1 Ω
0.015 Ω
< 0.1 Ω
0.02 Ω
< 0.1 Ω
0.035 Ω
< 0.1 Ω
0.06 Ω
< 0.1 Ω
Revison: 28-Jun-2022
Document Number: 50011
1
For technical questions, contact: sferfixedresistors@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
BSI
www.vishay.com
Vishay Sfernice
MECHANICAL SPECIFICATIONS
ENVIRONMENTAL SPECIFICATIONS
Mechanical Protection
Temperature Range
Molded or painted (insulated)
Resistive Element
CuNi or CrNi
Substrate
-55 °C to +275 °C
Climatic Category
55/200/56
Alumina
Connections
Sn/Ag/Cu 99/0.3/0.7
PERFORMANCE
TESTS
Dielectric Strength
Short Time Overload
Endurance
CONDITIONS
REQUIREMENTS
TYPICAL VALUES
AND DRIFTS
IEC 60115-1
1000 VRMS for 923 to 947
500 VRMS for 58 to 523
± (0.1 % + 0.05 Ω)
± (0.1 % + 0.05 Ω)
IEC 60115-1
5 Pn / 5 s for Pr < 5 W
10 Pn / 5 s for Pr ≥ 5 W
± (0.2 % + 0.05 Ω)
± (0.1 % + 0.05 Ω)
IEC 60115-1
90’ / 30’ Pr at 25 °C, 2000 h
± (1 % + 0.05 Ω)
± (0.1 % + 0.05 Ω)
250 h at 275 °C
± (0.5 % + 0.05 Ω)
± (0.3 % + 0.05 Ω)
Load at 100 % Pr followed
by cold temp. exposure
at -55 °C
± (0.2 % + 0.05 Ω)
± (0.1 % + 0.05 Ω)
IEC 60115-1
-55 °C / +200 °C
5 cycles
± (0.5 % + 0.05 Ω)
Insulation resistance ≥ 100 MΩ
± (0.3 % + 0.05 Ω)
Insulation resistance > 10 GΩ
IEC 60115-1 / IEC 60068-2-78
56 days, 40 °C, 93 % RH
± (0.5 % + 0.05 Ω)
Insulation resistance ≥ 100 MΩ
± (0.3 % + 0.05 Ω)
Insulation resistance > 10 GΩ
MIL-STD-202
method 106
± (0.2 % + 0.05 Ω)
Insulation resistance ≥ 100 MΩ
± (13 % + 0.05 Ω)
Insulation resistance > 10 GΩ
Shock
MIL-STD-202
100 g method 205 - test C
± (0.1 % + 0.05 Ω)
± (0.05 % + 0.05 Ω)
Vibration
MIL-STD-202
method 204 - Test D: 20 g
10Hz / 2000 Hz
± (0.1 % + 0.05 Ω)
± (0.05 % + 0.05 Ω)
Endurance at High Temperature
Thermal Shock
Climatic Sequence
Damp Heat, Steady State
Moisture Resistance
POWER RATING
TEMPERATURE RISE
58 63
HOT SPOT TEMPERATURE IN °C
RATED POWER IN %
125
100
75
50
37
25
68
516 523 923
932
947
250
200
150
100
50
0
0
0
50
100
150
200
250 275 300
AMBIENT TEMPERATURE IN °C
350
0 1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
RATED POWER IN W
MARKING
GEKA trademark, model, style, nominal resistance (in Ω), tolerance (in %), manufacturing date.
Because of lack of space, small styles are marked with ohmic value (in Ω), and tolerance (in %) only.
Revison: 28-Jun-2022
Document Number: 50011
2
For technical questions, contact: sferfixedresistors@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
BSI
www.vishay.com
Vishay Sfernice
ORDERING INFORMATION
BSI
63
U22
2%
± 100 ppm/°C
TR300
e1
MODEL
STYLE
OHMIC VALUE
TOLERANCE
TEMPERATURE
COEFFICIENT
PACKAGING
LEAD (Pb)-FREE
GLOBAL PART NUMBER INFORMATION
B
GLOBAL
MODEL
BSI
S
I
0
6
3
2
R
8
7
0
F
R
2
2
SIZE
OHMIC VALUE
TOLERANCE
PACKAGING
SPECIAL
058
063
068
516
523
923
932
947
The first digits are significant
figures and the last digit
specifies the number of zeros
to follow.
R designates decimal point.
D = 0.5 %
F=1%
G=2%
J=5%
Size 058:
R26 = reel
(5000 pieces)
size 063:
R22 = reel
(3000 pieces)
size 68, 516, 523:
R17 = reel
(1250 pieces)
size 923, 932, 947:
B19 = box
(30 pieces)
As applicable
Ex = BP1
2R870 = 2.87 Ω
1R200 = 1.2 Ω
10001 = 10 000 Ω
R3300 = 0.33 Ω
...
Other packaging
existing
Revison: 28-Jun-2022
Document Number: 50011
3
For technical questions, contact: sferfixedresistors@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
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www.vishay.com
Vishay
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Revision: 01-Jan-2023
1
Document Number: 91000