MODELS 898, 899
R/2R Ladder
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
Maximum Operating Voltage
Insulation Resistance
Ladder Network Accuracy
1K to 500K
±2%
-40°C to +70°C
±100ppm/°C
100Vdc or
√PR
≥10,000
Megohms
8 Bits: ±1/2LSB, -40°C to +70°C
10 Bits: ±1LSB, -40°C to +70°C
4
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-202 — Test Methods for Electronic and Electrical Component Parts
MIL-STD-105 — Sampling Procedures and Tables for Inspection by Attributes
Specifications subject to change without notice.
4-157
Models 898, 899 Ladder
STANDARD RESISTANCE VALUES, OHMS
POWER DISSIPATION, WATTS AT 70°C
R/2R
10K/20K
R/2R
25K/50K
50K/100K
R/2R
100K/200K
Model
898-8X
899-10
Per Package
0.8
1.0
Per Resistor
.050
.050
TYPICAL PART MARKING
898-81-R10K
Lead #1
Indicator
Model Number:
899 = 14 Leads
898 = 16 Leads
Date Code
Optional Location
R Resistance Value
Circuit Type: –10 (10 bits)
–81 ( 8 bits)
–82 ( 8 bits)
4
PACKAGING
Standard:
Magazines
All Units oriented with lead #1 to the same side.
Magazine:
Material
Capacity
=
=
Antistatic Plastic
25 Units
ORDERING INFORMATION
89 8 -81 R10K
Model Series
Number of Leads:
8 = 16 Leads
R Resistance Value
Circuit Type:
81 = 8 Bits
82 = 8 Bits
89 9 -10 R10K
Model Series
Number of Leads:
9 = 14 Leads
R Resistance Value
Circuit Type:
10 = 10 Bits
4-159
Models 898, 899 Ladder