MODELS 627, 628
Model 627, 628 Series
•
•
•
•
•
•
.220” Small Outline
Dual-In-Line
Thick Film
Surface Mount
Resistor Networks
RoHS Compliant
Electrical
Standard Resistance Range, Ohms
Standard Resistance Tolerance, at 25°C
Operating Temperature Range
Temperature Coefficient of Resistance
Temperature Coefficient of Resistance, Tracking
Maximum Operating Voltage
Insulation Resistance
10 to 1Meg (Plus “0” Ohm Jumper)
±2%(<33Ω = ±1 Ohm)
(Optional: F Tol. = ±1%)
-55°C to +125°C
±100ppm/°C (<100Ω = ±250ppm/°C)
±50ppm/°C
50Vdc or
√PR
≥10,000
Megohms
Environmental
Thermal Shock plus Power Conditioning
Short Time Overload
Moisture Resistance
Mechanical Shock
Vibration
Low Temperature Operation
High Temperature Exposure
Load Life, 2000 Hours (≤330Ω = ±0.5 Ohm)
Resistance to Solder Heat (Total Immersion in solder at 280°C for 10 sec.)
Dielectric Withstanding Voltage
Temperature Exposure, Maximum
Marking Permanency
Lead Solderability
Flammability
Storage Temperature Range
ΔR
0.70%
ΔR
0.25%
ΔR
0.50%
ΔR
0.25%
ΔR
0.25%
ΔR
0.25%
ΔR
0.50%
ΔR
0.50%
ΔR
0.25%
200V for 1 minute
215°C for 3 minutes
MIL-STD-202, Method 215
MIL-STD-202, Method 208
UL-94V-0 Rated
–55°C to +150°C
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.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© TT electronics plc
10.12
MODELS 627, 628
Model 627, 628 Series
Mechanical
Lead Material
Lead Configuration
Lead Coplanarity
Substrate Material
Resistor Material
Body Material
96-96.5%Sn, 3.5-4%Ag
Gull Wing
±0.002 in. (0.051mm)
Alumina
Cermet
Epoxy
Standard Resistance Values, Ohms
A Circuit (Isolated Resistors)
Bold type represents stock standard values for ‘A’ Circuit
Ohms
22
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1K
Code
220
330
390
470
560
680
820
101
121
151
181
221
271
331
391
471
561
681
821
102
Ohms
1.2K
1.5K
1.8K
2K
2.2K
2.7K
3.3K
3.9K
4.7K
5.6K
6.8K
8.2K
10K
12K
15K
18K
20K
22K
27K
33K
Code
122
152
182
202
222
272
332
392
472
562
682
822
103
123
153
183
203
223
273
333
Ohms
39K
47K
56K
68K
82K
100K
120K
150K
180K
220K
270K
330K
390K
470K
560K
680K
820K
1 Meg
Code
393
473
563
683
823
104
124
154
184
224
274
334
394
474
564
684
824
105
B Circuit (Bussed Resistors)
Bold type represents stock standard values for ‘B’ Circuit
Ohms
22
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1K
Code
220
330
390
470
560
680
820
101
121
151
181
221
271
331
391
471
561
681
821
102
Ohms
1.2K
1.5K
1.8K
2K
2.2K
2.7K
3.3K
3.9K
4.7K
5.6K
6.8K
8.2K
10K
12K
15K
18K
20K
22K
27K
33K
Code
122
152
182
202
222
272
332
392
472
562
682
822
103
123
153
183
203
223
273
333
Ohms
39K
47K
56K
68K
82K
100K
120K
150K
180K
220K
270K
330K
390K
470K
560K
680K
820K
1 Meg
Code
393
473
563
683
823
104
124
154
184
224
274
334
394
474
564
684
824
105
J Circuit (Dual Terminators)
Ohms (R1/R2)
120/120
150/150
180/300
220/220
220/330
270/270
330/390
Code (R1/R2)
121/121
151/151
181/301
221/221
221/331
221/331
331/391
Marking
45
40
31
39
08
41
09
Ohms (R1/R2)
330/470
390/390
470/470
1K/3.3K
3K/6.2K
6.8K/22K
-
Code (R1/R2)
331/471
391/391
471/471
102/332
302/662
682/223
-
Marking
10
42
43
35
13
29
-
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.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© TT electronics plc
10.12
MODELS 627, 628
Model 627, 628 Series
Outline Dimensions (Inch/mm)
Note: Maximum allowable mold excursion = 0.006”
Schematics
½
½
½
½
½
½
Note: Model 628: N = 16 Leads, Model 627: N = 14 Leads
Solder Pad Layout (Inch/mm)
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.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© TT electronics plc
10.12
MODELS 627, 628
Model 627, 628 Series
½½
Typical Part Marking
½
Power Dissipation, Watts At 70°C
½
Standard:
Tape
Reel:
— Resistor (Per Circuit) —
Model
Package
A
627
628
1.28
0.32
1.28
0.32
B
0.16
0.16
J
0.16
0.16
Packaging
½
Tape & Reel
Conforms to requirements of EIA-481.
All units orientated with lead #1 to the left of direction of feed.
Width = 24mm
Pocket = Embossed Plastic, Antistatic
Pitch = 12mm
Magazines
All units orientated with lead #1 to the same side.
Magazine: Capacity =
50 Units
Conforms to EIA and JEDEC standards.
Diameter = 13” (300mm) Maximum
Capacity = 2,000 Units
Option:
Magazine:
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.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
©
TT electronics plc
10.12
MODELS 627, 628
Model 627, 628 Series
Applicable Documents
MIL-R-914 - Resistor Networks, Fixed, Film, Surface Mount Established Reliability General Specifications
MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes
MIL-STD-202 - Test Methods for Electronics and Electrical Component Parts
EIA-481 - Carrier Taping of Surface Mount Components for Automatic Handling
EIA-PDP-100 - SOGN-0002 Outline Dimensions
Ordering Information
62 8 J 331 / 471 F TR4
Model
Number of Leads:
7 = 14 Leads
8 = 16 Leads
Circuit Type:
A = Isolated
B = Bussed
J = Dual Terminator
Standard Tape & Reel Packaging:
(No code used for magazines.)
Tolerance Code:
F = ±1%
(No code used for 2% Std.)
R2 Resistance Code:
(Add for J Circuit only.)
Resistance Code:
E12 & E24 Series: First two digits are significant.
Last digit denotes number of trailing zeros.
E96 Series: First three digits are significant.
Last digit denotes number of trailing zeros.
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.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© TT electronics plc
10.12
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