SA, SB, SC
Vishay Sfernice
Current Sensing Bondable
Chip Resistors
FEATURES
•
Low ohmic value down to 0.05
Ω
•
Tolerance down to 1 %
•
Stability 0.1 % < 2000 h at Pn at + 70 °C
•
Low noise < 35 dB
•
Low TCR 100 ppm/°C
•
Wirebondable
This thin film chip resistor fits applications as force balance
scales, E beam deflection systems, switching power
supplies, etc... all rely on current sensors to feed back and
control the current.
Gold pads are compatible with thermosonic or ultrasonic
bonding of gold and aluminium wires.
DIMENSIONS
in millimeters
A
C
0.4
B
C
SERIES DISSIPATION
SA
SB
SC
POWER
0.5 W
2W
6W
DIMENSIONS
A
1.5
3
5
B
1.5
3
5
C
0.2
0.4
0.5
ELECTRICAL SPECIFICATIONS
Ohmic values and
associated tolerance:
0.05
Ω ≤
R < 0.2
Ω
± 5 %
0.2
Ω ≤
R < 0.5
Ω
± 2 %
0.5
Ω ≤
R < 1
Ω
± 1 %
higher values and higher
tolerances on request
MECHANICAL SPECIFICATIONS
Substrate:
Resistive element:
Glassivation:
Bonding pads:
Backside metallization:
Alumina
NiCr
Ta
2
O
5
gold
on request Ni Au
Power dissipation at + 70 °C:
SA: 0.5 W
SB: 2 W
SC: 6 W
Temperature coefficient:
Noise:
± 100 ppm/°C
± 50 ppm/°C on request
- 35 dB maximum
ENVIRONMENTAL SPECIFICATIONS
Operating
temperature range:
Storage temperature:
- 55 °C to + 125 °C
- 55 °C to + 155 °C
Low ohmic value chip resistors are also available with
solderable or weldable wraparound terminations.
For standard sizes see our data sheet P Document Number:
53017 and ask us about performance.
* Please see document “Vishay Green and Halogen-Free Definitions (5-2008)” http://www.vishay.com/doc?99902
www.vishay.com
38
For technical questions, contact: sfer@vishay.com
Document Number: 53013
Revision: 06-Oct-08
SA, SB, SC
Current Sensing Bondable
Chip Resistors
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: SAK1UG0124
Vishay Sfernice
S
GLOBAL MODEL
SA
SB
SC
A
K
TCR
K
= ± 100 ppm/°C
H
= ± 50 ppm/°C
on request
1
U
VALUE
G
0
1
TOLERANCE
F
=±1%
G
=±2%
J
=±5%
S
= special
2
4
OPTION
leave blank
if no option
U
= Decimal
Historical Part Number example: S*A 100 1R G R0124 e4
S*A
GLOBAL MODEL
SA
SB
SC
100
TCR
K
= ± 100 ppm/°C
H
= ± 50 ppm/°C
on request
1R
VALUE
U
= Decimal
G
TOLERANCE
F
=±1%
G
=±2%
J
=±5%
S
= special
R0124
OPTION
leave blank
if no option
e4
RoHS
Document Number: 53013
Revision: 06-Oct-08
For technical questions, contact: sfer@vishay.com
www.vishay.com
39
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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1
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