SOMC
Vishay Dale
Thick Film, Dual-in-Line Resistor Networks
FEATURES
•
14,16 or 20 terminal package
•
•
•
•
•
•
•
•
Isolated, bussed or TTL-terminator circuits
Molded case construction
Thick film resistive elements
Reflow solderable
Compatible with automatic surface mounting equipment
Reduces total assembly costs
For wave flow soldering contact factory
Lead (Pb)-free version is RoHS compliant
Available
e1
RoHS*
COMPLIANT
STANDARD ELECTRICAL SPECIFICATIONS
LIMITING
ELEMENT PACKAGE POWER RATING
TEMPERATURE TOL. RESISTANCE
P
70 °C
W
ELEMENT
P
70 °C
RANGE
E-SERIES
COEFFICIENT
1)
CIRCUIT
%
VOLTAGE MAX.
W
ppm/°C
Ω
V
≅
14
16
20
0.08
1.05
1.20
1.52
01
1, 2, 5
SOMC
0.16
1.125
1.28
1.60
03
50
100
1, 2, 5
10R - 1M
24
0.08
1.05
1.20
1.52
05
1, 2, 5
1)
Temperature Range: - 55 °C to + 125 °C
• Power rating depends on the max. temperature at the solder point, the component placement density and the substrate material
• Jumper: Zero-Ohm-Resistor on request (100 mΩ)
• Packaging: according to EIA; see appropriate catalog or web page
GLOBAL
MODEL
TECHNICAL SPECIFICATIONS
PARAMETER
Rated Dissipation at 70 °C per Element
Limiting Element Voltage
2)
Voltage Coefficient
Insulation Voltage (1min)
Category Temperature Range
Insulation Resistance
TC Tracking (- 55 °C to + 125 °C)
2)
Rated voltage: PxR
UNIT
W
V
≅
ppm/V
V
dc/ac
peak
°C
Ω
ppm/°C
01 CIRCUIT
0.08
03 CIRCUIT
0.16
50
< 50
200
- 55/+ 150
> 10
10
50
05 CIRCUIT
0.08
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: SOMC16011K00GDC (preferred part numbering format)
S
GLOBAL MODEL
O
M
C
1
6
0
1
1
K
0
0
G
D
C
PACKAGING
SPECIAL
Blank = Standard
(Dash
Number)
(up to 3 digits)
From
1-999
as applicable
RESISTANCE
TOLERANCE
VALUE
CODE
SOMC
14
01
= Bussed
R
= Decimal
F
=±1%
K
= Thousand
16
03
= Isolated
G
=±2%
M
= Million
20
00
= Special
J
=±5%
10R0
= 10
Ω
S
= Special
680K
= 680 k
Ω
1M00
= 1.0 M
Ω
Historical Part Number example: SOMC1601102G (will continue to be accepted)
PIN COUNT
SCHEMATIC
EJ
= Lead Free, Tube
EA
= Lead Free, Tape & Reel
DC
= Tin/Lead, Tube
RZ
= Tin/Lead, Tape & Reel
SOMC
HISTORICAL MODEL
16
PIN COUNT
01
SCHEMATIC
102
RESISTANCE
VALUE
G
TOLERANCE CODE
D02
PACKAGING
New Global Part Numbering: SOMC2005500BGRZ (preferred part numbering format)
S
GLOBAL MODEL
O
M
C
2
0
0
5
5
0
0
B
G
R
Z
PACKAGING
SPECIAL
Blank = Standard
(Dash
Number)
(up to 3 digits)
From
1-999
as applicable
RESISTANCE
TOLERANCE
CODE
VALUE
SOMC
14
05
= Dual
3 digit
F
=±1%
Impedence code,
16
Terminator
G
=±2%
followed
by
20
J
=±5%
Alpha modifier
(see Impedence
table
Historical Part Number example: SOMC2005820131G (will continue to be accepted)
PIN COUNT
SCHEMATIC
EJ
= Lead Free, Tube
EA
= Lead Free, Tape & Reel
DC
= Tin/Lead, Tube
RZ
= Tin/Lead, Tape & Reel
SOMC
HISTORICAL MODEL
20
PIN COUNT
05
SCHEMATIC
810
RESISTANCE
VALUE
1
131
RESISTANCE
VALUE
2
G
TOLERANCE
CODE
R61
PACKAGING
* Pb containing terminations are not RoHS compliant, exemptions may apply
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38
For technical questions, contact: ff2aresistors@vishay.com
Document Number: 31508
Revision: 21-Aug-06
SOMC
Thick Film, Dual-in-Line Resistor Networks
DIMENSIONS
SOLDER PAD DIMENSIONS
in inches [millimeters]
a
WAVE
REFLOW
0.64
0.64
b
1.91
1.91
c
5.34
5.34
l
9.53
9.53
p
1.27
1.27
w
9.15
9.15
Vishay Dale
The dimension shown are for a 16 pin part. For parts with different
pin numbers use the same pitch and add or subtract pads as
required.
NOTE: Maximum solder reflow temperature + 255 °C
Pin 1
DIMENSIONS
[in millimeters]
PIN
NO#
14
16
20
L
9.91
11.18
13.72
W
7.62
7.62
B
7.62
8.89
E
6.20
6.20
6.20
F
5.59
5.59
5.59
G
2.16
2.16
2.16
H
K
R
S
1.27
1.27
1.27
± 0.254
T
1.14
1.14
1.14
2.03 0.914 0.457
2.03 0.914 0.457
2.03 0.914 0.457
7.62 11.43
Tol
± 0.254 ± 0.381 ± 0.254 ± 0.381 ± 0.127 ± 0.127 ± 0.127
CIRCUIT SCHEMATICS
01 Circuit
03 Circuit
05 Circuit
R1
R2
R2
R1
R2
R1
R2
R1
R2
R1
R1
R1
R1
R1
R2
R1
R1
R2
R2
R2
R1
Pin 1
14 pin
16
pin
20 pin
14 pin
16 pin
20 pin
R2
Pin 1
14 pin
IMPEDANCE CODES
CODE
500B
750B
800C
990A
101C
111C
121B
121C
131A
R
1
(Ω)
82
120
130
160
180
180
180
220
220
R
2
(Ω)
130
200
210
260
240
270
390
270
330
CODE
141A
181A
191A
221B
281B
381B
501C
102A
202B
R
1
(Ω)
270
330
330
330
560
560
620
1.5K
3K
R
2
(Ω)
270
390
470
680
560
1.2K
2.7K
3.3K
6.2K
PERFORMANCE
TEST
Power Conditioning
Load Life at 70°C
Short Time Overload
Thermal Shock
Moisure Resistance
Resistance to Soldering Heat
Low Temperature Operation
Vibration
Shock
Terminal Strength
Document Number: 31508
Revision: 21-Aug-06
CONDITIONS OF TEST
MIL STD-202
MIL STD-202
MIL STD-202
MIL STD-202
MIL STD-202
MIL STD-202
MIL STD-202
MIL STD-202
MIL STD-202
MIL STD-202
For technical questions, contact: ff2aresistors@vishay.com
TEST RESULTS
± 0.5%
± 0.5%
± 0.25%
± 0.5%
± 0.5%
± 0.25%
± 0.25%
± 0.25%
± 0.25%
± 0.25%
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39
R2
R2
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