PR-SERIES
PRECISION RESISTIVE PRODUCTS, INC.
202 MACK LANE, MEDIAPOLIS, IA 52637
(319)394-9131 FAX (319)394-9280
E-Mail info@prpinc.com
PRP HOME PAGE http://www.prpinc.com
ULTRA PRECISION
METAL FILM RESISTORS
Low Temperature
Dimensions inches
Coefficients
Tight Tolerances
High Stability
Low Noise
Style
LL
CL - CL
LEAD D.
MAX L.
MAX D.
CL to CL
Lead Dia.
Lead
Length
PR1/20B
PR1/10
PR1/8A
PR1/8
PR1/4A
PR1/4
.170
.280
.280
.400
.416
.600
.072
.102
.102
.150
.161
.200
.200
.300
.300
.450
.450
.685
.020 AWG #24
.025 AWG #22
.025 AWG #22
.025 AWG #22
.025 AWG #22
.025 AWG #22
1.25 ±.065
1.50 ±.125
1.50 ±.125
1.50 ±.125
1.50 ±.125
1.50 ±.125
Resistance
Tolerances
@25°C
Wattage Rating
@85°C
Voltage
Rating
1.0%, 0.5%,
0.25%, 0.1%,
0.05%, 0.02%,
0.01%
1/20
1/10
1/8
1/8
1/4
1/4
200V
300V
300V
400V
400V
500V
Style
Sample Part
TC10
Max. Dia.
Specifications
How to Order
PR1/8A
Max. L.
1K
±0.1%
Style
Temp.
Coef.
Resistance
Value
Tolerance
Add “T” at the end of the Style portion of the
part number for lead free termination.
Standard Decade Values
Color Codes
PR1/20B
PR1/10
PR1/8A
PR1/8
PR1/4A
PR1/4
Resistance
Range (Ω)
10R-300K
10R-500K
10R-500K
10R-1M
10R-1M
50R-1.5M
Operating Temperature Range -55°C to 155°C
* (100ohms-100K)
Ref: EIA RS-186 (where applicable)
Typical Performance *
%∆R Typical Performance *
1000 Hr. Load Life at 85°C
±0.02
Dielectric Withstanding
Humidity
±0.04
Noise Index
Thermal Shock
±0.01
Insulation
Short Time Overload
±0.01
Shelf Life
%∆R
±0.01
<-30dB
>10000 M Ω
<50 PPM/Yr.
Packaging
Temperature Coefficients
Lead Material
TC25 = 0±25 PPM/°C –20 TO +85°C
TC20 = 0±20 PPM/°C –20 TO +85°C
TC15 = 0±15 PPM/°C –20 TO +85°C
TC10 = 0±10 PPM/°C –20 TO +85°C
TC 5 = 0±5 PPM/°C –20 TO +85°C
TC 2 = 0±2 PPM/°C –20 TO +85°C
OFHC with 60/40 Tin/Lead
Coating
or OFHC Tin Coating
Matched Sets and Networks
Customized resistance and temperature coefficient matching are available.
Resistance matching to .01% and T.C. tracking of 1PPM/°C are standard.
Please consult the factory for details on your requirements. Packaging is
lead tape and reel or ammo-pack per EIA Standard RS-296.
Bulk packaging is also available.
DEDICATION TO EXCELLENCE
Subject to change without notice
Rev. D
4/19/05
