MODELS 898, 899
Dual-In-Line
Thick Film
Resistor Networks
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
ENVIRONMENTAL (PER MIL-R-83401)
10 to 10Meg
±2% (<33 Ohms = ±2 Ohms)
Optional: ±1% (F Tol.)
-55°C to +125°C
±100ppm/°C (<100 Ohms = ±250ppm/°C)
±50ppm/°C
100Vdc or
√PR
≥10,000
Megohms
4
Thermal Shock plus Power Conditioning
Short Time Overload
Terminal Strength
Moisture Resistance
Mechanical Shock
Vibration
Low Temperature Storage
High Temperature Exposure
Load Life, 1,000 Hours
Resistance to Solder Heat (Per MIL-STD-202, Method 210, Cond.B)
Dielectric Withstanding Voltage
Temperature Exposure, Maximum
Marking Permanency
Lead Solderability
Flammability
Storage Temperature Range
* Plus “0 Ohm” jumper
Specifications subject to change without notice.
∆R
0.70%
∆R
0.50%
∆R
0.25%
∆R
0.50%
∆R
0.25%
∆R
0.25%
∆R
0.25%
∆R
0.50%
∆R
1.00%
∆R
0.25%
200V rms for 1 minute
215°C for 3 minutes
MIL-STD-202, Method 215
MIL-STD-202, Method 208
UL-94V-O Rated
-55°C to +125°C
4-161
Models 898, 899
MECHANICAL
Lead Material
Substrate Material
Resistor Material
APPLICABLE DOCUMENTS
Copper Alloy, 60/40 Tin-Lead (Plating)
Alumina
Cermet
MIL-R-83401 — Resistor Networks, Fixed, Film, General Specifications
MIL-STD-105 — Sampling Procedures and Tables for Inspection by Attributes
MIL-STD-202 — Test Methods for Electronic and Electrical Component Parts
STANDARD RESISTANCE VALUES, OHMS
POWER DISSIPATION, WATTS AT 70°C
-3 Circuit (Isolated Resistors) & -1 Circuits (Bussed Resistors)
22
27
33
39
47
51
56
68
82
100
120
150
180
200
220
270
330
390
470
510
560
680
820
1K
1.2K
1.5K
1.8K
2K
2.2K
2.7K
3.3K
3.9K
4.7K
5.1K
5.6K
6.8K
8.2K
10K
12K
15K
18K
20K
22K
27K
33K
39K
47K
51K
56K
68K
82K
100K
120K
150K
180K
200K
220K
270K
330K
390K
470K
510K
560K
680K
820K
1Meg
Model
898
899
——Resistor (Per Circuit)——
Package -1
-3
-5
2.0
.125
.250
.125
1.8
.125
.250
.125
-5 Circuit (Dual Terminators)
R1/R2
180/390
220/270
R1/R2
220/330
330/390
R1/R2
330/470
330/680
R1/R2
3K/6.2K
4-162
Models 898, 899
OUTLINE DIMENSIONS (Inch/mm)
.880
Max.
22.4
.780
Max.
19.8
Model 898
Model 899
Notes:
Unless otherwise specified,
.005
tolerances are
±
0.13
.340
±
.020
Max.
8.64
±
0.51
.250
Ref.
6.35
.125
Max.
3.18
.050
Ref.
1.27
.060
Ref.
1.52
.020
Min.
0.51
.080
±
.020
2.03
±
0.51
.100
±
.010*
2.54
±
0.25
.018
±
.003
0.46
±
0.08
.600
±
.010
15.2
±
0.25
.700
±
.010
17.8
±
0.25
.135
±
.030
3.43
±
0.76
.185
Max.
4.70
4
*Typical spacing
non-accumulating
lead thickness: .010
±
.002
0.25
±
0.05
SCHEMATICS
-3 Circuit - Isolated Resistors
N
-1 Circuit - Bussed Resistors
N
-5 Circuit - Dual Terminator
N
R1
R2
1
N/2
1
N/2
1
N/2
-42 Circuit - 5.2V (VEE) Pull-Down
VCC VEE
16
R
c
1
VCC
VEE
Custom Model: 898-42-R (R)
R=510Ω
Note: Model 899: N = 114 Leads, Model 898: N = 16 Leads.
Custom circuits are available. Consult Factory.
R
R
R
R
R
R
R
R
R
R
R
16
-45 Circuit - TTL to ECL Translator
VCC
TTL Inputs
R1
R2
R3
180Ω
270Ω
820Ω
1
VCC
Outputs To ECL
VEE
Custom Model: 898-45
R1=180Ω R2=270Ω R3=820Ω
4-163
Models 898, 899
TYPICAL PART MARKING
898-3-R10K
Lead #1
Indicator
Package Code – # Of Leads
899 = 14 Leads
898 = 16 Leads
Date Code
Optional Locations
Resistance Value
Circuit Type: (–1 Bussed)
(–3 Isolated)
(–5 Dual Terminator)
PACKAGING
Standard:
Magazines
All Units oriented with lead #1 to the same side.
Magazine:
Material
Capacity
=
=
Antistatic Plastic
25 Units
ORDERING INFORMATION
89 9 -5- R220 / R330 F
Model Series
Number of Leads:
9 = 14 Leads
8 = 16 Leads
Circuit Type:
3 = Isolated
1 = Bussed
5 = Dual Terminator
Resistance Value
Tolerance Code:
F =
±1%
(No code used for standard tolerances.)
R2 Resistance Value:
(Add for -5 circuit only)
4-164
Models 898, 899
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