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KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.

12/18/12

CNB

bussed concave termination square corner

resistor array

Absolute

Maximum

Working

Voltage

Resistance

Tolerance

Resistance

Range

E-3*

Part

Designation

Maximum

Overload

Voltage

(5 Secs. Max.)

Operating

Temperature

Range

Power Rating

@ 70°C

(Per Element)

T.C.R.

(ppm/°C)

Max.

applications and ratings

CNB2B9Z

50V

100V

-55°C to +125°C

±200

1KΩ - 470KΩ

J: ±5%

CNB2E5Z

1/16W (.063W)

* E-3 significant figures (per decade) are 1.0, 2.2 and 4.7.

Derating Curve

environmental applications

100

80

60

40

20

20

40

60

80

100120140160

125

70

Ambient Temperature

(°C)

0

0

circuit schematics

R

R

R

R

R

R

R

R

R

R

R

R

9

87

6

1

23

4

5

5

4

1

23

CNB2B9Z

CNB2E5Z

Performance Characteristics

Parameter

Requirement ∆ R ±%

Limit

Typical

Test Method

Resistance

T.C.R.

25°C

+25°C/-55°C, +25°C/+125°C

Within regulated

tolerance

Within specified

T.C.R.

—

—

Overload (Short time)

Rated voltage x 2.5 for 5 seconds

±2.0%

±0.5%

Resistance to Solder Heat

260°C ± 5°C, 10 seconds ± 1 second

±1.0%

±0.25%

Rapid Change of Temperature

-55°C (30 minutes), +125°C (30 minutes), 5 cycles

±1.0%

±1.0%

Moisture Resistance

40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle

±5.0%

±1.0%

Endurance at 70°C

70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle

±5.0%

±0.5%

High Temperature Exposure

+125°C, 1000 hours

±1.0%

±0.2%

For resistors operated at an ambient temperature of 70°C

or above, a power rating shall be derated in accordance

with the above derating curve.