Type 1776 Precision Decade Resistor Voltage Dividers
Page 1 of 2
Input Voltage Dividers for Digital Multimeters and Range-Switching Instruments
Introducing New Smaller Models at Lower Cost
The exceptional performance of this extensive family of
There are now 39 standard models in the expanded
Type 1776 Precision Decade Resistor Voltage Dividers has
family of Type 1776 precision resistor networks that include:
been achieved through the special
•
3, 4, and 5 - decade voltage
combination of advantages
V
dividers with ratios from 10:1 to
9M
V
provided by Caddock's Tetrinox
®
=V
1
10
10,000:1.
900K
resistance films. This advanced
V
=V
2
100
film resistor technology provides
•
1,200 volts continuous ratings
90K
V
=V
3
the performance characteristics
1,000
and overvoltage to 2,000 volts.
9K
V
required by the precision input
=V
4
10,000
•
Many combinations of Ratio and
1K
signal circuits of both bench-type
Absolute Tolerance, and Ratio
and laboratory digital instruments.
Schematic for
and Absolute Temperature
Model 1776-C68
In addition to requiring less
Coefficient.
board space, these compact
For complete information on quantity price and delivery,
precision resistor networks deliver higher performance than
contact our Sales Office.
selected discrete resistor sets and thin-film networks.
IN
IN
OUT
IN
OUT
IN
OUT
IN
OUT
Model
No.
Resistance Values
R
1
R
2
R
3
R
4
R
5
RatioT
Absolute RatioTole
Voltage
Tolerance
rance
Abs. Cppm/°
Fig.
Rating
%
%
TCppm/°
C
7
C
1
2
TCTem
p.Rang
e
2
Ratio Stability
Voltage
% Change in Ratio
Coef.
of Ratio Load Shelf Over-V
ppm/volt Life Life oltage
3
4
5
6
Specifications:
(Numbers inside circles
reference columns in Model No.
table)
1
2
3
5
6
7
Ratio
4
Tolerance:
Maximum
ratio error. (See the specific
Figures for the Ratio Definition).
3
4
5
6
7
Ratio Temperature Coefficient:
Maximum ratio TC error. (See
the specific Figures for the
Ratio Definition).
Range 1: -40°C to +85°C.
Range 2: 0°C to +70°C.
4
5
6
7
Voltage Coefficient of Ratio
(ppm/volt):
R
1
in series with any
combination of R
2
, R
3
, R
4,
and
R
5,
100 volts to rated voltage.
1776-C67
1776-C671
9 Meg
9 Meg
9 Meg
9 Meg
900 K
900 K
900 K
900 K
900 K
900 K
90 K
90 K
90 K
90 K
90 K
90 K
9K
9K
9K
9K
9K
9K
900
900
900
1K
1K
1K
10
10
10
10
10
10
1200
1200
1200
1200
1200
1200
1200
1200
1200
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.05
0.05
30
30
30
30
30
30
30
30
30
10
10
5
10
10
5
10
10
5
Range 1
Range 1
Range 1
Range 1
Range 1
Range 1
Range 1
Range 1
Range 1
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
Range 2
0.04
0.04
0.04
0.04
0.04
0.04
0.03
0.03
0.03
0.1
0.1
0.1
0.1
0.1
0.5
0.5
0.3
0.2
0.3
0.2
0.2
0.02
0.02
0.02
0.02
0.02
0.2
0.02
0.02
0.02
0.1
0.1
0.1
0.5
0.4
0.3
0.4
0.3
0.3
1
0.01 0.003
0.01
0.003
0.01
0.003
0.01
0.003
0.01
0.003
0.01
0.003
0.01
0.003
0.01
0.003
0.01
0.003
0.005
0.005
0.005
0.005
0.005
0.005
0.005
0.005
0.005
0.01
0.01
0.01
1
0.01
0.01
0.04
1
2
3
New
1776-C6715 9 Meg
1776-C68
1776-C681
1776-C48
0.1
0.05
0.05
0.1
0.05
0.05
1776-C6815 9 Meg
10 Meg 1.1111M 101.01K 10.01K 1.0001K
11
10 Meg 1.1111M 101.01K 10.01K 1.0001K
11
1
2
New
1776-C481
1776-C4815 10 Meg 1.1111M 101.01K 10.01K 1.0001K
11
1776-C61
1776-C611
1776-C62
1776-C621
1776-C742
1776-C74
1776-232
1776-23
1776-242
1776-24
1776-241
1776-105
1776-C10
1776-C105
1776-1
1776-14
1776-8
1776-9
1776-91
1776-912
1776-C4
1776-C44
1776-C441
1776-C34
1776-C532
1776-C53
1776-C542
1776-C54
1776-C541
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9 Meg
9.9 Meg
9.9 Meg
9.9 Meg
9.9 Meg
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
900 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
90 K
10 K
10 K
10 K
10 K
9K
9K
9K
9K
9K
9K
9K
9K
9K
9K
9K
9K
10 K
10 K
10 K
10 K
10 K
N/A
N/A
N/A
N/A
900
900
1K
1K
1K
1K
1K
900
900
1K
1K
1K
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
6
6
6
6
6
7
7
3
3
3
3
3
4
9
9
2
2
1
1
1
1
8
8
8
8
5
5
5
5
5
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
750
750
750
750
750
0.1
0.1
0.1
0.1
0.1
0.25
0.1
0.25
0.1
0.25
0.25
0.25
+0, -0.5
+0, -0.5
+0, -0.5
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.25
0.25
0.1
0.25
0.1
0.1
0.1
0.05
0.1
0.05
0.02
0.25
0.1
0.25
0.1
0.25
0.1
0.05
0.1
0.1
0.1
0.05
0.1
0.1
0.1
0.05
0.02
0.25
0.1
0.05
0.25
0.25
0.1
0.25
0.1
0.05
30
30
30
30
30
50
50
50
50
50
50
50
30
30
30
30
30
30
30
30
30
30
30
30
50
25
25
25
25
25
10
10
10
10
10
50
50
50
50
50
50
50
5
10
5
10
10
25
10
10
5
10
10
10
50
25
15
25
15
15
0.01 0.005
0.01 0.005
0.01 0.005
0.01 0.005
0.01 0.005
0.04
0.04
0.04
0.02
0.04
0.02
0.02
0.02
0.02
0.02
0.01
0.02
0.01
0.01
1
2
1776-C6217 9 Meg
0.04
2
0.04
0.02
0.04
0.02
0.02
0.01
4
0.01
3
3
4
4
5
0.01 0.005
2
1
0.01 0.005
3
5
6
0.01 0.005
0.01 0.005
0.01 0.005
0.02
0.01
0.01 0.005
0.01 0.005
0.01 0.005
0.01 0.005
0.01 0.005
0.01 0.005
0.04
0.02
0.02
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
2
3
4
0.01
0.01
0.01
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.04
0.02
0.02
0.02
0.02
0.02
5
6
7
5
6
7
Load Life:
Ratio stability of
resistance under full load at
+70°C, rated voltage applied to
R
1
in series with any combination
of R
2
, R
3
, R
4,
and R
5
for 2000 hrs.
6
7
Shelf Stability of Ratio:
Six
months at shelf conditions.
7
Overvoltage:
Maximum
voltage of 1.67 times rated
DC voltage. Volts DC or peak
AC applied to R
1
and any
combination of R
2
, R
3
, R
4,
and
R
5
in series with R
1
for 10
seconds.
10 Meg 1.1111M 101.01K 10.01K 1.0001K
10 Meg 1.1111M 101.01K 10.01K 1.0001K
10 Meg 1.1111M 101.01K 10.01K 1.0001K
10 Meg 1.1111M 101.01K 10.01K 1.0001K
900 K
900 K
900 K
900 K
900 K
90 K
90 K
90 K
90 K
90 K
9K
9K
9K
9K
9K
900
900
1K
1K
1K
N/A
N/A
N/A
N/A
N/A
Voltage Rating:
DC or RMS
AC voltage applied to R
1
in
series with any combination of
R
2
, R
3
, R
4,
and R
5
.
Storage Temperature:
-40°C
to +85°C.
e-mail: caddock@caddock.com • web: www.caddock.com
For Caddock Distributors listed by country see caddock.com/contact/dist.html
© 2003-2017 Caddock Electronics, Inc.
ELECTRONICS, INC.
Sales and Applications Engineering
17271 North Umpqua Hwy.
Roseburg, Oregon 97470-9422
Phone: (541) 496-0700
Fax: (541) 496-0408
28_IL118.0717
Smaller Models
Lower Cost
New
Page 2 of 2
Figure 1
1.500
±.020
(38.10
±.51)
CADDOCK ELECTRONICS
MODEL 1776-8
1225
Figure 2
.090
(2.29)
MAX.
.680
±.020
(17.27
±.51)
Figure 3
.090
(2.29)
MAX.
.750
±.020
(19.05
±.51)
2.000
±.020
(50.80
±.51)
CADDOCK ELECTRONICS
MODEL 1776-23
0619
1.700
±.020
(43.18
±.51)
CADDOCK ELECTRONICS
MODEL 1776-1
0604
.090
(2.29)
MAX.
.680
±.020
(17.27
±.51)
PIN 1
.100
(2.54)
PIN 1
.900 (22.86)
1.100 (27.94)
1.300 (33.02)
PIN 1
.250
±.050
(6.35
±1.27)
.025
±.002
(.64
±.05)
DIA.
Tinned Copper
.100(
2.54)
.100(
2.54)
.900 (22.86)
1.200 (30.48)
1.400 (35.56)
1.500 (38.10)
.250
±.050
(6.35
±1.27)
.025
±.002
(.64
±.05)
DIA.
Tinned Copper
.800 (20.32)
1.000 (25.40)
1.200 (30.48)
1.500 (38.10)
1.800 (45.72)
.250
±.050
(6.35
±1.27)
.025
±.002
(.64
±.05)
DIA.
Tinned Copper
RATIO DEFINITION:
ALL RESISTORS RATIO
ONE ANOTHER
R
1
1
2
R
2
3
R
3
4
RATIO DEFINITION:
ALL RESISTORS RATIO
ONE ANOTHER
R
1
1
2
R
2
3
R
3
4
R
4
5
RATIO DEFINITION:
ALL RESISTORS RATIO
ONE ANOTHER
R
1
1
2
R
2
3
R
3
4
R
4
5
R
5
6
Figure 4
1.700
±.020
(43.18
±.51)
CADDOCK ELECTRONICS
MODEL 1776-C105
1202
Figure 5
.090
(2.29)
MAX.
.750
±.020
(19.05
±.51)
Figure 6
.100
(2.54)
MAX.
PIN 1
1.200
±.020
(30.48
±.51)
CADDOCK
0417
1776-C54
1.400
±.020
(35.56
±.51)
CADDOCK
0611
1776-C62
PIN 1
.550
±.020
(13.97
±.51)
.550
±.020
(13.97
±.51)
.100
(2.54)
MAX.
PIN 1
.100
(2.54)
.050
(1.27)
.700 (17.78)
.800 (20.32)
1.000 (25.40)
1.100 (27.94)
1.300 (33.02)
1.400 (35.56)
1.500 (38.10)
.250
±.050
(6.35
±1.27)
.025
±.002
(.64
±.05)
DIA.
Tinned Copper
.600 (15.24)
.800 (20.32)
.900 (22.86)
1.100 (27.94)
.010
±.002
(.26
±.05)
.020
±.002
(.51
±.05)
.150
±.040
(3.81
±1.02)
.050
(1.27)
.700 (17.78)
.900 (22.86)
1.000 (25.40)
1.100 (27.94)
1.300 (33.02)
.010
±.002
(.26
±.05)
.020
±.002
(.51
±.05)
.150
±.040
(3.81
±1.02)
RATIO DEFINITION:
ALL RESISTORS RATIO
ONE ANOTHER
R
1
1
2
3
R
2
4
5
R
3
6
7
R
4
8
RATIO DEFINITION:
ALL RESISTORS RATIO
ONE ANOTHER
R
1
1
2
R
2
3
R
3
4
R
4
5
RATIO DEFINITION: Where R
T
= R
1
+ R
2
+ R
3
+ R
4
+ R
5
RATIO 1 (R
2
+ R
3
+ R
4
+ R
5
):R
T
R
1
R
2
R
3
R
4
R
5
RATIO 2 (R
3
+ R
4
+ R
5
):R
T
RATIO 3 (R
4
+ R
5
):R
T
RATIO 4 (R
5
):R
T
1
2
3
4
5
6
1.600
±.020
(40.64
±.51)
Figure 7
1.600
±.020
(40.64
±.51)
CADDOCK
1203
1776-C74
Figure 8
.100
(2.54)
MAX.
Figure 9
.100
(2.54)
MAX.
.600
±.020
(15.24
±.51)
1.500
±.020
(38.10
±.51)
CADDOCK
0620
1776-C34
PIN 1
.550
±.020
(13.97
±.51)
PIN 1
.550
±.020
(13.97
±.51)
.100
(2.54)
MAX.
PIN 1
CADDOCK
0605
1776-C10
.050
(1.27)
.700 (17.78)
.900 (22.86)
1.100 (27.94)
1.300 (33.02)
1.500 (38.10)
.010
±.002
(.26
±.05)
.020
±.002
(.51
±.05)
.150
±.040
(3.81
±1.02)
.050
(1.27)
.700 (17.78)
.900 (22.86)
1.100 (27.94)
1.200 (30.48)
1.300 (33.02)
1.400 (35.56)
.010
±.002
(.26
±.05)
.020
±.002
(.51
±.05)
.150
±.040
(3.81
±1.02)
.050
(1.27)
R
1
R
2
2
3
R
3
4
R
4
5
R
5
6
RATIO DEFINITION:
ALL RESISTORS RATIO
ONE ANOTHER
1
RATIO DEFINITION:
RATIO 1
R
1
:R
2
RATIO 2
R
1
:R
3
RATIO 3
R
1
:R
4
RATIO 4
R
1
:R
5
R
1
R
2
1
2
3
4
R
3
5
R
4
6
R
5
7
.700 (17.78)
.800 (20.32)
1.000 (25.40)
1.100 (27.94)
1.300 (33.02)
1.400 (35.56)
1.500 (38.10)
.010
±.002
(.26
±.05)
.020
±.002
(.51
±.05)
.150
±.040
(3.81
±1.02)
R
1
1
2
3
R
2
4
5
R
3
6
7
R
4
8
RATIO DEFINITION:
ALL RESISTORS RATIO
ONE ANOTHER
1.000
±.020
(25.40
±.51)
CADDOCK
0617
1776-C68
Figure 10
0.530
±.020
(13.46
±.51)
0.110
(2.79)
Max.
New Smaller Models at Lower Cost
Lead Form Detail Note:
Lead
form detail provides interference
in the circuit board hole to achieve
a vertical mount of the device.
Recommended circuit board hole is
nominally 0.039 inch (.99 mm).
PIN 1
.050
(1.27)
1.200
±.020
(30.48
±.51)
CADDOCK
0617
1776-C48
Figure 11
0.530
±.020
(13.46
±.51)
0.110
(2.79)
Max.
See Lead Form
Detail Note.
0.010
±.002
(0.25
±.05)
0.020
±.002
(0.51
±.05)
PIN 1
.050
(1.27)
See Lead Form
Detail Note.
0.010
±.002
(0.25
±.05)
.500 (12.70)
.600 (15.24)
.700 (17.78)
.800 (20.32)
.900 (22.86)
.500 (12.70)
0.020
±.002
(0.51
±.05)
.150
±.040
(3.81
±1.02)
RATIO DEFINITION: Where R
T
= R
1
+ R
2
+ R
3
+ R
4
+ R
5
RATIO 1 (R
2
+ R
3
+ R
4
+ R
5
):R
T
R
1
R
2
R
3
R
4
R
5
RATIO 2 (R
3
+ R
4
+ R
5
):R
T
RATIO 3 (R
4
+ R
5
):R
T
RATIO 4 (R
5
):R
T
1
2
3
4
5
6
.700 (17.78)
.800 (20.32)
.900 (22.86)
1.000 (25.40)
1.100 (27.94)
.150
±.040
(3.81
±1.02)
DIMENSIONS IN INCHES AND (MILLIMETERS)
RATIO DEFINITION:
RATIO 1
R
1
:R
2
RATIO 2
R
1
:R
3
RATIO 3
R
1
:R
4
RATIO 4
R
1
:R
5
R
1
R
2
1
2
3
4
R
3
5
R
4
6
R
5
7
e-mail: caddock@caddock.com • web: www.caddock.com
For Caddock Distributors listed by country see caddock.com/contact/dist.html
© 2003-2017 Caddock Electronics, Inc.
ELECTRONICS, INC.
Sales and Applications Engineering
17271 North Umpqua Hwy.
Roseburg, Oregon 97470-9422
Phone: (541) 496-0700
Fax: (541) 496-0408
28_IL118.0717
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