1776-C68 datasheet(2/2 Pages) ETC2

Part #	1776-C68

Description	Precision Decade Resistor Voltage Dividers

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Sales and Corporate Ofﬁce

1717 Chicago Avenue

Riverside, California 92507-2364

Phone: (951) 788-1700

Fax: (951) 369-1151

Applications Engineering

17271 North Umpqua Hwy.

Roseburg, Oregon 97470-9422

Phone: (541) 496-0700

Fax: (541) 496-0408

e-mail: caddock@caddock.com • web: www.caddock.com

For Caddock Distributors listed by country see caddock.com/contact/dist.html

CAD

K

DOC

RATIO DEFINITION: Where RT = R1 + R2 + R3 + R4 + R5

RATIO 1 (R2 + R3 + R4 + R5):RT

RATIO 2 (R3 + R4 + R5):RT

RATIO 3 (R4 + R5):RT

RATIO 4 (R5):RT

.550 ±.020

(13.97 ±.51)

1.600 ±.020

(40.64 ±.51)

.020 ±.002

(.51 ±.05)

.150 ±.040

(3.81 ±1.02)

.900 (22.86)

1.100 (27.94)

1.300 (33.02)

1.500 (38.10)

.700 (17.78)

.010 ±.002

(.26 ±.05)

CADDOCK

0403

1776-C73

.100

(2.54)

MAX.

PIN 1

.050

(1.27)

.550 ±.020

(13.97 ±.51)

1.500 ±.020

(38.10 ±.51)

.020 ±.002

(.51 ±.05)

.150 ±.040

(3.81 ±1.02)

.900 (22.86)

1.100 (27.94)

1.200 (30.48)

1.300 (33.02)

.700 (17.78)

.010 ±.002

(.26 ±.05)

CADDOCK

0420

1776-C34

1.400 (35.56)

.100

(2.54)

MAX.

PIN 1

.050

(1.27)

.600 ±.020

(15.24 ±.51)

1.600 ±.020

(40.64 ±.51)

.020 ±.002

(.51 ±.05)

.150 ±.040

(3.81 ±1.02)

.800 (20.32)

1.000 (25.40)

1.100 (27.94)

1.300 (33.02)

.700 (17.78)

.010 ±.002

(.26 ±.05)

CADDOCK

0405

1776-C10

1.400 (35.56)

1.500 (38.10)

.100

(2.54)

MAX.

PIN 1

.050

(1.27)

1.200 ±.020

(30.48 ±.51)

.550 ±.020

(13.97 ±.51)

.100

(2.54)

MAX.

CADDOCK

0417

1776-C54

.020 ±.002

(.51 ±.05)

.150 ±.040

(3.81 ±1.02)

.800 (20.32)

.900 (22.86)

1.100 (27.94)

.600 (15.24)

.010 ±.002

(.26 ±.05)

PIN 1

.050

(1.27)

1.700 ±.020

(43.18 ±.51)

.750 ±.020

(19.05 ±.51)

CADDOCK ELECTRONICS

MODEL 1776-10

0402

.250 ±.050

(6.35 ±1.27)

.800 (20.32)

1.000 (25.40)

1.100 (27.94)

1.300 (33.02)

1.400 (35.56)

1.500 (38.10)

.700 (17.78)

.090

(2.29)

MAX.

.025 ±.002

(.64 ±.05) DIA.

Tinned Copper

PIN 1

.100

(2.54)

2.000 ±.020

(50.80 ±.51)

.680 ±.020

(17.27 ±.51)

.250 ±.050

(6.35 ±1.27)

1.000 (25.40)

1.200 (30.48)

1.500 (38.10)

1.800 (45.72)

.800 (20.32)

CADDOCK ELECTRONICS

MODEL 1776-23

0419

.090

(2.29)

MAX.

.025 ±.002

(.64 ±.05) DIA.

Tinned Copper

PIN 1

.100

(2.54)

.750 ±.020

(19.05 ±.51)

1.700 ±.020

(43.18 ±.51)

CADDOCK ELECTRONICS

MODEL 1776-1

0404

.250 ±.050

(6.35 ±1.27)

1.200 (30.48)

1.400 (35.56)

1.500 (38.10)

.900 (22.86)

.090

(2.29)

MAX.

.025 ±.002

(.64 ±.05) DIA.

Tinned Copper

PIN 1

.100

(2.54)

.680 ±

.020

(17.27 ±.51)

1.500 ±.020

(38.10 ±.51)

.090

(2.29)

MAX.

.025 ±.002

(.64 ±.05) DIA.

Tinned Copper

PIN 1

.250 ±.050

(6.35 ±1.27)

.100

(2.54)

1.100 (27.94)

1.300 (33.02)

.900 (22.86)

CADDOCK ELECTRONICS

MODEL 1776-81

0408

R1 R2 R3 R4

1

2

3

4

5

R1 R2

1

2

3

R3 R4

4

5

R5

6

R1 R2 R3 R4

1

2

3

4

5

1

2

3

4

R1 R2 R3

R1

R2

1

2 3

4

R3

R4

5

6 7

8

R1

R2

1

2

4

R3 R4

5

6

R5

7

3

R1 R2

1

2

3

R3 R4

4

5

R5

6

R1

R2

1

2 3

4

R3

R4

5

6 7

8

R1 R2

1

2

3

R3 R4

4

5

R5

6

Figure 3

Figure 2

Figure 1

Figure 6

Figure 5

Figure 4

RATIO DEFINITION:

RATIO 1

R1:R2

RATIO 2

R1:R3

RATIO 3

R1:R4

RATIO 4

R1:R5

Figure 9

Figure 8

Figure 7

RATIO DEFINITION:

ALL RESISTORS RATIO

ONE ANOTHER

RATIO DEFINITION:

ALL RESISTORS RATIO

ONE ANOTHER

RATIO DEFINITION:

ALL RESISTORS RATIO

ONE ANOTHER

RATIO DEFINITION:

ALL RESISTORS RATIO

ONE ANOTHER

RATIO DEFINITION:

ALL RESISTORS RATIO

ONE ANOTHER

RATIO DEFINITION:

ALL RESISTORS RATIO

ONE ANOTHER

RATIO DEFINITION:

ALL RESISTORS RATIO

ONE ANOTHER

DIMENSIONS IN INCHES AND (MILLIMETERS)

.550 ±.020

(13.97 ±.51)

1.400 ±.020

(35.56 ±.51)

.020 ±.002

(.51 ±.05)

.150 ±.040

(3.81 ±1.02)

.900 (22.86)

1.000 (25.40)

1.100 (27.94)

1.300 (33.02)

.700 (17.78)

CADDOCK

041

1

1776-C62

.010 ±.002

(.26 ±.05)

.100

(2.54)

MAX.

PIN 1

.050

(1.27)

Figure 11

Figure 10

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).

R1 R2

1

2

3

R3 R4

4

5

R5

6

R1

R2

1

2

4

R3 R4

5

6

R5

7

3

RATIO DEFINITION: Where RT = R1 + R2 + R3 + R4 + R5

RATIO 1 (R2 + R3 + R4 + R5):RT

RATIO 2 (R3 + R4 + R5):RT

RATIO 3 (R4 + R5):RT

RATIO 4 (R5):RT

RATIO DEFINITION:

RATIO 1

R1:R2

RATIO 2

R1:R3

RATIO 3

R1:R4

RATIO 4

R1:R5

1.000 ±.020

(25.40 ±.51)

.050

(1.27)

0.530 ±.020

(13.46 ±.51)

0.020 ±.002

(0.51 ±.05)

.500 (12.70)

0.110

(2.79)

Max.

0.010 ±.002

(0.25 ±.05)

.600 (15.24)

.700 (17.78)

.800 (20.32)

.900 (22.86)

See Lead Form

Detail Note.

.150 ±.040

(3.81 ±1.02)

CADDOCK

0417

1776-C68

PIN 1

1.200 ±.020

(30.48 ±.51)

.050

(1.27)

0.530 ±.020

(13.46 ±.51)

0.020 ±.002

(0.51 ±.05)

.500 (12.70)

0.110

(2.79)

Max.

0.010 ±.002

(0.25 ±.05)

.700 (17.78)

.800 (20.32)

.900 (22.86)

1.000 (25.40)

1.100 (27.94)

See Lead Form

Detail Note.

.150 ±.040

(3.81 ±1.02)

CADDOCK

0417

1776-C48

PIN 1

New

Smaller Models

Lower Cost

New Smaller Models at Lower Cost

Page 2 of 2

28_IL118.1004

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