PR1/4TC25312R+/-.05% datasheet, PDF

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PR1/4TC25312R+/-.05%: DescriptionFixed Resistor, Metal Film, 0.25W, 312ohm, 500V, 0.05% +/-Tol, -25,25ppm/Cel,; CategoryPassive components The resistor; File Size82KB，1 Pages; ManufacturerPrecision Resistive Products Inc

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PR1/4TC25312R+/-.05% Overview

Fixed Resistor, Metal Film, 0.25W, 312ohm, 500V, 0.05% +/-Tol, -25,25ppm/Cel,

PR1/4TC25312R+/-.05% Parametric

Parameter Name	Attribute value
Objectid	923063236
Reach Compliance Code	unknown
Country Of Origin	USA
ECCN code	EAR99
YTEOL	6.2
structure	Tubular
Lead diameter	0.635 mm
Lead length	38.1 mm
Number of terminals	2
Maximum operating temperature	85 °C
Minimum operating temperature	-20 °C
Package diameter	5.08 mm
Package length	17.399 mm
Package shape	TUBULAR PACKAGE
Package form	Axial
method of packing	Ammo Pack; Bulk; TR
Rated power dissipation(P)	0.25 W
resistance	312 Ω
Resistor type	FIXED RESISTOR
technology	METAL FILM
Temperature Coefficient	25 ppm/°C
Tolerance	0.05%
Operating Voltage	500 V

PR1/4TC25312R+/-.05% Preview

PR-SERIES

ULTRA PRECISION

METAL FILM RESISTORS

Low Temperature

Coefficients

Tight Tolerances

High Stability

Low Noise

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

Dimensions

inches

Style

PR1/20B

PR1/10

PR1/8A

PR1/8

PR1/4A

PR1/4

Max. L.

Max. Dia.

CL to CL

Lead Dia.

Lead

Length

CL - CL

MAX L.

MAX D.

LEAD D.

.170

.280

.400

.416

.600

.072

.102

.150

.161

.200

.300

.450

.685

.020 AWG #24

.025 AWG #22

1.25 ±.065

1.50 ±.125

Specifications

Style

Resistance

Range (Ω)

10R-300K

10R-500K

10R-1M

50R-1.5M

Resistance

Tolerances

@25°C

1.0%, 0.5%,

0.25%, 0.1%,

0.05%, 0.02%,

0.01%

Wattage Rating

@85°C

1/20

1/10

1/8

1/4

Voltage

Rating

200V

300V

400V

500V

How to Order

Sample Part

PR1/8A

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

Packaging

TC10

±0.1%

PR1/20B

PR1/10

PR1/8A

PR1/8

PR1/4A

PR1/4

Operating Temperature Range -55°C to 155°C

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

(100ohms-100K)

%∆R

±0.01

<-30dB

>10000 M

Ω

<50 PPM/Yr.

Temperature Coefficients

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

Lead Material

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

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