MF251491DTR datasheet, PDF - EEWORLD Datasheet

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MF251491DTR: DescriptionFixed Resistor, Metal Film, 0.25W, 1490ohm, 250V, 0.5% +/-Tol, -50,50ppm/Cel,; CategoryPassive components The resistor; File Size477KB，1 Pages; ManufacturerMeritek Electronics; Websitehttp://www.meritekusa.com

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MF251491DTR Overview

Fixed Resistor, Metal Film, 0.25W, 1490ohm, 250V, 0.5% +/-Tol, -50,50ppm/Cel,

MF251491DTR Parametric

Parameter Name	Attribute value
Objectid	910377496
Reach Compliance Code	unknown
ECCN code	EAR99
YTEOL	7
structure	Tubular
Lead diameter	0.55 mm
Lead length	28 mm
Number of terminals	2
Maximum operating temperature	150 °C
Minimum operating temperature	-65 °C
Package diameter	2.3 mm
Package length	6.3 mm
Package shape	TUBULAR PACKAGE
Package form	Axial
method of packing	TR
Rated power dissipation(P)	0.25 W
resistance	1490 Ω
Resistor type	FIXED RESISTOR
series	MF25(D,50PPM)
technology	METAL FILM
Temperature Coefficient	50 ppm/°C
Tolerance	0.5%
Operating Voltage	250 V

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Metal Film Resistors

Series

MERITEK

EATURES

•

Economically priced for commercial and industrial applications

Wide selection of power ratings and resistance values

EIA color coding

Resistance to industrial solvent

Standard tape & reel package

ART

UMBERING

YSTEM S

Meritek Series

Power Rating

CODE

0.125

0.16W

0.25W

0.50W

100

200

1003

Temperature Coeffient

CODE

Resistance

First 3 digits are significant

digit is multiplier

“R” indicates decimal for values below 10 ohm

Tolerance

CODE

±0.1%

±0.5%

±1%

C C

±10±10 ppm/°C

m/°C

F F

ppm/°C

±25±

ppm/°C

GBlank

±50 m/

±50

ppm/°C

Tape & Reel

ESISTANCE RANGE

Type

M F12 (1/8W)

Tolerance

±1%

±0.5%

±0.25%

±0.1%

MF25 (1/4W)

±1%

±0.5%

±0.25%

±0.1%

MF50 (1/2W)

±1%

±0.5%

±0.25%

±0.1%

MF100 (1W)

±1%

±0.5%

±0.2 5 %

±0.1%

MF200 (2W)

±1%

±0.5%

±0.25%

±0.1%

TC±25ppm

1 0 0 -1 0 0 K

51.1 - 5 1 1 K

1 0 0 -3 3 0 K

1 0 0 -1 5 0 K

51.1 - 1 M

1 0 0 -5 1 1 K

1 0 0 -3 3 0 K

51.1 - 1 M

1 0 0 -5 1 1 K

1 0 0 -3 3 0 K

51.1 - 1 M

1 0 0 -5 1 1 K

1 0 0 -3 3 0 K

1 0 -1 M

51.1 - 3 3 0 K

1 0 0 -1 5 0 K

1 0 - 2.2

1 0 -1 M

51.1 - 5 1 1 K

1 0 0 -3 3 0 K

1 0 -2.2M

1 0 -1 M

51.1 - 5 1 1 K

1 0 0 -3 3 0 K

1 0 -2.2M

1 0 -1 M

51.1 - 5 1 1 K

1 0 0 -3 3 0 K

5.11- 2 . 4 M

5.11- 5 . 1 1 M

5.11- 2 . 4 M

TC±50ppm

1 0 -1 M

51.1 - 2 0 0 K

TC±100ppm

5.11- 5 1 1 K

IMENSIONS

Type

Mil

Style

RN-50

RN-55

RN-60

RN-65

RN-70

Body

(L)

3.3 ±0.3

6.3 ±0.5

9.0 ±0.5

11.5 ±1.0

15.5 ±1.0

(D)

1.8 ±0.3

2.3 ±0.3

3.2 ±0.5

4.5 ±0.5

5.0 ±0.5

Leadwire

(H)

29 ±2

28 ±2

26 ±2

35 ±2

32 ±2

(d±0.03)

0.45

0.55

0.65

0.78

MF12

MF25

MF50

MF100

MF200

ENERAL SPECIFICATION

Type

Power Rating

MF12

MF25

MF50

MF100

MF200

0.125W

0.25W

0.5W

125

0.05W

0.1W

0.125W

0.25W

0.5W

Max Working

Voltage

200

250

350

500

125

150

200

250

300

350

Max

Overload

Voltage

70 C 125

400

500

700

1000

300

400

500

600

700

ERFORMANCE SPECIFICATIONS AND COMPARISON

EST

MF12

Temperature cycling(- 6 5 t o 1 5 0

Low Temp Operation(- 6 5 C)

Short Time Overload

Terminal Strength(5lb,pull)

Resistance to soldering Heat +350 C

Moisture Resistance (MIL std 202)

Life 1000 hrs (Rated power)

Shock (50g,11ms)

Vibration- High Frequency(10~2000Hz)

Insulation Resistance

MF series % change in resistance ( ? R )

MF25

±0.25

±0.20

±0.10

±0.50

±0.20

MF50

±0.25

±0.20

±0.10

±0.50

±0.20

= 10

MF100

±0.25

±0.15

±0.10

±0.50

±0.15

±0.20

MF200

±0.25

±0.20

±0.15

±0.10

±0.50

±0.15

±0.20

Mil- R- 2 2 6 8 4

Style RL

Requirements

= 1.00

= 0.50

= 1.50

= 2.00

= 0.50

= 10 ohm

Mil- R- 1 0 5 0 9

Chart C, E

Requirements

= 0.25

= 0.20

= 0.10

= 0.50

= 0.25

= 10

ohm

±0.25

±0.20

±0.1 0

±0.50

±0.25

ohm

rev: 5a

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