RF26B2ETR47J datasheet, PDF - EEWORLD Datasheet

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RF26B2ETR47J: DescriptionFixed Resistor - Fusible, 0.25W, 0.47ohm, 5% +/-Tol, 350ppm/Cel, Through Hole Mount, 2910, RADIAL LEADED, ROHS COMPLIANT; CategoryPassive components The resistor; File Size120KB，1 Pages; ManufacturerKOA Speer; Websitehttp://www.koaspeer.com/; Environmental Compliance

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RF26B2ETR47J Overview

Fixed Resistor - Fusible, 0.25W, 0.47ohm, 5% +/-Tol, 350ppm/Cel, Through Hole Mount, 2910, RADIAL LEADED, ROHS COMPLIANT

RF26B2ETR47J Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	KOA Speer
package instruction	RADIAL LEADED, ROHS COMPLIANT
Reach Compliance Code	compliant
ECCN code	EAR99
structure	Flame Retardant
fuse time	30 s
JESD-609 code	e3
Lead length	5 mm
lead spacing	5.08 mm
Manufacturer's serial number	RF26
Installation features	THROUGH HOLE MOUNT
Number of terminals	2
Maximum operating temperature	155 °C
Minimum operating temperature	-40 °C
Package height	5.5 mm
Package length	7.25 mm
Package shape	TUBULAR PACKAGE
Package form	Radial
Package width	2.54 mm
method of packing	BULK
Rated power dissipation(P)	0.25 W
Rated temperature	70 °C
resistance	0.47 Ω
Resistor type	FIXED RESISTOR - FUSIBLE
series	RF26
size code	2910
surface mount	NO
technology	METAL FILM
Temperature Coefficient	350 ppm/°C
Terminal surface	Tin (Sn)
Terminal shape	WIRE
Tolerance	5%

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THERMAL SENSORS / CIRCUIT PROTECTORS

TECHNOLOGY OF TOMORROW

CIRCUIT PROTECTORS

FUSING RESISTORS

RADIAL TYPE

RF 26

STRUCTURE

Ceramic core

Fusible resistive metal film

Steel cap (Cu, Sn plated)

Termination

Welding joint

Insulation overcoating

Marking

IDENTIFICATION

PRODUCT CODE

COATING COLOR

MARKING

Color Dot

(R-value

and

tolerance)

RF26 B 2E

Blue

Products with Pb-free terminations

meet RoHS requirements

TYPE DESIGNATION (HOW TO ORDER)

Old Part No.

New Part No.

(Pb-free)

RF26

PRODUCT CODE

T.C.R.

B: ± 350 ppm/K

TAPING

Blank: Bulk

T: Taping

PACKAGING

Blank: Bulk

A: Ammo

1R0

NOMINAL

RESISTANCE

3 digits

RESISTANCE

TOLERANCE

J: ±5%

Specifications given herein may be changed at any time without prior notice.

Please confirm technical specifications before you order and/or use.

POWER RATING TERMINATION RESISTANCE

2E: 0.25W

TOLERANCE

SURFACE

MATERIAL

T: Sn

L: Sn/Pb

*Please see “PACKAGING”

FEATURES

■

Works as a resistor in normal operation

■

Quick fusing protects the circuit against excessive overload

■

Flame retardant type with non-flammable paint recognized

by UL94 V-0

■

Automatic insertion is applicable

■

High density mounting and excellent in self-standing strength

with L-shape lead frame (lead pitch: 5.08mm)

■

Meets or exceeds IEC 60115-1, JIS C 5201-1, EIAJ RC-2125

■

Rated ambient temperature: +70°C

■

Operating temperature range: -40°C... +155°C

DIMENSIONS (mm)

TYPE

RF26 B 2E

L Max.

7.25

D Max.

2.54

5.08±0.3

5.0±1

h Max.

5.5

EXAMPLES OF FUSING CHARACTERISTICS

THERMAL SENSORS

CIRCUIT PROTECTORS

RATING

TYPE

T.C.R.

(ppm/K)

POWER

RATING*

DIELECTRIC

WITH-

STANDING

VOLTAGE

RES. RANGE

E24

J(±5%)

0.1Ω...1kΩ

10W

0.1Ω...0.18Ω

FUSING CHARACTERISTICS

FUSING POWER

7.5W

6.25W

3.75W

1Ω...4.7Ω

FUSING TIME

5.1Ω...1kΩ

RF26 B 2E

±350

0.25W

250V

0.2Ω... 0.43Ω 0.47Ω...0.91Ω

30 sec. Max.

* For resistors operated in an ambient temperature of +70°C or above, the power rating shall be derated.

EUROPE GmbH • Kaddenbusch 6 • D-25578 Dägeling / ITZEHOE • PHONE: +49 (0) 48 21 / 89 89-0 • FAX: +49 (0) 48 21/ 89 89 89 • Internet: www.koaeurope.de

Revision: 5. Nov. 2004

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