MODELS 627, 628

Model 627, 628 Series

www.bitechnologies.com www.irctt.com www.welwyn-tt.com

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.

10.12

• .220” Small Outline

• Dual-In-Line

• Thick Film

• Surface Mount

• Resistor Networks

• RoHS Compliant

Standard Resistance Range, Ohms 10 to 1Meg (Plus “0” Ohm Jumper)

Standard Resistance Tolerance, at 25°C

±2%(<33Ω = ±1 Ohm)

(Optional: F Tol. = ±1%)

Operating Temperature Range -55°C to +125°C

Temperature Coefﬁcient of Resistance ±100ppm/°C (<100Ω = ±250ppm/°C)

Temperature Coefﬁcient of Resistance, Tracking ±50ppm/°C

Maximum Operating Voltage 50Vdc or √PR

Insulation Resistance ≥10,000 Megohms

Thermal Shock plus Power Conditioning ΔR 0.70%

Short Time Overload ΔR 0.25%

Moisture Resistance ΔR 0.50%

Mechanical Shock ΔR 0.25%

Vibration ΔR 0.25%

Low Temperature Operation ΔR 0.25%

High Temperature Exposure ΔR 0.50%

Load Life, 2000 Hours (≤330Ω = ±0.5 Ohm) ΔR 0.50%

Resistance to Solder Heat (Total Immersion in solder at 280°C for 10 sec.) ΔR 0.25%

Dielectric Withstanding Voltage 200V for 1 minute

Temperature Exposure, Maximum 215°C for 3 minutes

Marking Permanency MIL-STD-202, Method 215

Lead Solderability MIL-STD-202, Method 208

Flammability UL-94V-0 Rated

Storage Temperature Range –55°C to +150°C

Electrical

Environmental

MODELS 627, 628

Model 627, 628 Series

www.bitechnologies.com www.irctt.com www.welwyn-tt.com

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.

10.12

Lead Material 96-96.5%Sn, 3.5-4%Ag

Lead Conﬁguration Gull Wing

Lead Coplanarity ±0.002 in. (0.051mm)

Substrate Material Alumina

Resistor Material Cermet

Body Material Epoxy

Mechanical

A Circuit (Isolated Resistors)

Bold type represents stock standard values for ‘A’ Circuit

B Circuit (Bussed Resistors)

Bold type represents stock standard values for ‘B’ Circuit

Ohms Code Ohms Code Ohms Code Ohms Code Ohms Code Ohms Code

22 220 1.2K 122 39K 393 22 220 1.2K 122 39K 393

33 330 1.5K 152 47K 473 33 330 1.5K 152 47K 473

39 390 1.8K 182 56K 563 39 390 1.8K 182 56K 563

47 470 2K 202 68K 683 47 470 2K 202 68K 683

56 560 2.2K 222 82K 823 56 560 2.2K 222 82K 823

68 680 2.7K 272 100K 104 68 680 2.7K 272 100K 104

82 820 3.3K 332 120K 124 82 820 3.3K 332 120K 124

100 101 3.9K 392 150K 154 100 101 3.9K 392 150K 154

120 121 4.7K 472 180K 184 120 121 4.7K 472 180K 184

150 151 5.6K 562 220K 224 150 151 5.6K 562 220K 224

180 181 6.8K 682 270K 274 180 181 6.8K 682 270K 274

220 221 8.2K 822 330K 334 220 221 8.2K 822 330K 334

270 271 10K 103 390K 394 270 271 10K 103 390K 394

330 331 12K 123 470K 474 330 331 12K 123 470K 474

390 391 15K 153 560K 564 390 391 15K 153 560K 564

470 471 18K 183 680K 684 470 471 18K 183 680K 684

560 561 20K 203 820K 824 560 561 20K 203 820K 824

680 681 22K 223 1 Meg 105 680 681 22K 223 1 Meg 105

820 821 27K 273 820 821 27K 273

1K 102 33K 333 1K 102 33K 333

Standard Resistance Values, Ohms

J Circuit (Dual Terminators)

Ohms (R1/R2) Code (R1/R2) Marking Ohms (R1/R2) Code (R1/R2) Marking

120/120 121/121 45 330/470 331/471 10

150/150 151/151 40 390/390 391/391 42

180/300 181/301 31 470/470 471/471 43

220/220 221/221 39 1K/3.3K 102/332 35

220/330 221/331 08 3K/6.2K 302/662 13

270/270 221/331 41 6.8K/22K 682/223 29

330/390 331/391 09 - - -

MODELS 627, 628

Model 627, 628 Series

www.bitechnologies.com www.irctt.com www.welwyn-tt.com

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.

10.12

Outline Dimensions (Inch/mm)

Note: Maximum allowable mold excursion = 0.006”

Note: Model 628: N = 16 Leads, Model 627: N = 14 Leads

Schematics

Solder Pad Layout (Inch/mm)

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Part #	628B103
Description	RES ARRAY 10K OHM 15 RES 16SOIC
Category	IC
Availability	Out of Stock
Qty	0

628B103

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