2.5 x

for 5 seconds

General Note

IRC reserves the right to make changes in product specification without notice or liability.

All information is subject to IRC’s own data and is considered accurate at time of going to print.

A subsidiary of

TT electronics plc

• 4222 South Staples Street • Corpus Christi Texas 78411 USA

© IRC Wire and Film Technologies Division

Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com

thick film element

fired at 1000°C

to solid ceramic

Solder over

nickel barrier

High

temperature

dielectric

coating

Electrical Data

Environmental Data

IRC

Type

Indus-

try

Foot-

print

Size

Maximum

Power Rating

Working

Voltage²

Maximum

Voltage

Resistance

Range (ohms)³

Product

Category

Tolerance

(±%)³

TCR

(ppm/°C)³

CHP 1/8

1206

B & C

1/4W @ 70°C

200

400

0.1 to 0.99

Low Range

1, 2, 5

100

1.0 to 1.0 M

Standard

1, 2, 5

50, 100

20 to 348K

Tight Tolerance

0.25, 0.5

50, 100

CHP 1/2

2010

D & E

1/2W @ 70°C

300

600

0.1 to 0.99

Low Range

1, 2, 5

100

1.0 to 348K

Standard

1, 2, 5

50, 100

CHP 1

2512

F

1W @ 70°C

350

700

0.1 to 0.99

Low Range

1, 2, 5

100

1.0 to 2.21M

Standard

1, 2, 5

50, 100

20 to 348K

Tight Tolerance

0.25, 0.5

50, 100

CHP 2

3610

H

2W @ 25°C

1.33W @ 70°C

500

1000

0.2 to 0.99

Low Range

1, 2, 5

100

1.0 to 2.21M

Standard

1, 2, 5

50, 100

¹See pages 2 & 3 for product dimensions, recommended solder pads, and standard packaging.

²Not to exceed P x R

³Consult factory for tighter TCR, tolerance, or resistance values.

√

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m

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x

a

M

s

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s

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r

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a

r

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h

C

Temperature Coefficient

As specified

MIL-R-55342H Par 3.16 (-55°C + 125°C)

P x R

Thermal Shock

±0.5% + 0.01 ohm

MIL-R-55342H Par 3.9 (-65°C + 150°C, 5 cycles)

Low Temperature Operation

±0.25% + 0.01 ohm

MIL-R-55342H Par 3.11 (-65°C @ working voltage)

Short Time Overload

±0.5% + 0.01 ohm

±1% for R>100K ohm

MIL-R-55342H Par 3.12

High Temperature Exposure

±0.5% + 0.01 ohm

MIL-R-55342H Par 3.13 (-150°C for 100 hours)

Resistance to Bonding

±0.25% + 0.01 ohm

Exposure

95% minimum coverage

MIL-STD-202, Method 208 (245°C for 5 seconds)

Solderability

±0.5% + 0.01 ohm

MIL-R-55342H Par 3.18 (10 cycles, total 240 hours)

Moisture Resistance

±0.5% + 0.01 ohm

MIL-R-55342H Par 3.15 (2000 hours at 70°C intermittent)

Life Test

Terminal Adhesion Strength

±1% + 0.01 ohm

no mechanical damage

1200 gram push from underside of mounted chip for 60 seconds

±1% + 0.01 ohm

no mechanical damage

Chip mounted in center of 90mm long board, deflected 1mm so as to

exert pull on chip contacts for 5 seconds

√

CHP

Cylindrical High Power

CHP Series Issue March 2011 Sheet 1 of 3

Cylindrical High Power

Surface Mount Metal Glaze™

CHP Series

Upto2watts

Upto1000volts

0.2 ohm to 2.2 megohm range

RoHS-compliantversionavailable

150°Cmaximumoperatingtemperature

AEC-Q200

Metal Glaze™

thickfilmelement

firedat1000°C

tosolidceramic

High

temperature

dielectric

coating

Solderover

nickelbarrier

Characteristics

Maximum Change

Test Method

Thermal Shock

±0.25% +.01 Ω

MIL-PRF-55342H, §4.8.3

(MIL-STD-202, Method 107G: +150°C / -65°C)

Low Temperature Operation

±0.25% +.01 Ω

MIL-PRF-55342H, §4.8.5

(-65°C)

Short Time Overload

±0.5% +.01 Ω

±1% for R>100KΩ

MIL-PRF-55342H, §4.8.6

High Temperature Exposure

±0.5% +.01 Ω

MIL-PRF-55342H, §4.8.7

(150°C x 100 Hours)

Resistance to Bonding Exposure

±0.25% +.01 Ω

MIL-PRF-55342H, §4.8.8.2

Moisture Resistance

±0.5% +.01 Ω

MIL-PRF-55342H, §4.8.8.2

(MIL-STD-202, Method 106G)

Temperature Coefficient

As specified

MIL-PRF-55342H, §4.8.10

(MIL-STD-202, Method 304)

Life Test

±1% +.01 Ω

MIL-PRF-55342H, §4.8.11

(MIL-STD-202, Method 108A: 2000 Hours @ 70°C)

Solderability

95% minimum coverage

MIL-PRF-55342H, §4.8.12

(MIL-STD-202, Method 208H)

Terminal Adhesion Strength (push) ±1% +.01 Ω

(no mechanical damage)

IRC – defined

1200 gram push from underside of mounted device for 60 sec

Terminal Adhesion Strength (flex)

±1% +.01 Ω

(no mechanical damage)

IRC-defined

Device mounted in center of 90mm long board, deflected 1 mm to exert

pull on contacts for 5 seconds

Resistors

AllPb-freepartscomplywithEUDirective2011/65/EU(RoHS2)

05.17

General Note

TT Electronics reserves the right to make changes in product specification without notice or liability.

All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.

© TT Electronics plc

http://www.ttelectronics.com/resistors

BI Technologies IRC Welwyn