Datasheet > MFS1BCT521RR20D

MFS1BCT521RR20D

更新时间： 2024-09-20 11:02:23

品牌	Logo	应用领域
大兴电工 - KOA		电阻器膜电阻器金属膜电阻器
页数	文件大小	规格书
2页	97K
描述
general purpose metal film leaded resistor

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MFS1BCT521RR20D 数据手册

MF, MFS, RK

general purpose metal film leaded resistor

features

• Semi-precision metal film resistors

• The discharge path resistor is recognized by UL 1676 and

c-UL (CAS-C22.2 No.1-M94). (File No. E159326) (RK only)

• Meets requirements of MIL-R-22684

• Suitable for automatic machine insertion

• MFS two times the power rating of the standard body type

• Marking: Blue-gray body color with color-coded bands

• Products with lead-free terminations meet EU RoHS

and China RoHS requirements

dimensions and construction

Dimensions inches (mm5

Trimming Line

Ceramic Core

Type

L (ref.)

C (max.)

d (nom.)

+.007

.066

-.004

.126 .008

(3.2±±.25

.133

(3.ꢁ5

.018

(±.ꢁꢀ5

MFS1/4

(1.7 ⁺_-±^±_.^.₁²5

Marking

Resistive

Film

End

Cap

Lead

Wire

.248 .02

.280

.024

.091 .012

MF1/4

MFS1/2

MF1/2

MF1

(6.3±±.ꢀ5

(7.15

(2.3±±.35

(±.65

1.18 .118

(3±.±±3.±5

Insulation Coating

.248 .02

(6.3±±.ꢀ5

.280

(7.15

.091 .012

(2.3±±.35

.024

(±.65

.374 .04

(9.ꢀ±1.±5

.437

(11.15

.138 .016

(3.ꢀ±±.ꢁ5

.024

(±.65

Derating Curve

Surface Temperature Rise

.610 .02

(1ꢀ.ꢀ±±.ꢀ5

.721

(18.35

.217 .02

(ꢀ.ꢀ±±.ꢀ5

.031

(±.85

1.50 .118

(38.±±3.±5

MF1/2

100

MFS1/2,MF1/4,

MF1/2 (+2%&+5%)

MF1/4

.248 .02

.280

.091 .012

.024

RK1/4

RK1/2

RK1

MF1

(6.3±±.ꢀ5

(7.15

(2.3±±.35

(±.65

MFS1/4

0.94 min.

(2ꢁ.± min.5

.374 .04

(9.ꢀ±1.±5

.437

(11.15

.138 .016

(3.ꢀ±±.ꢁ5

.031

(±.85

.610 .04

(1ꢀ.ꢀ±1.±5

.720

(18.35

.217 .02

(ꢀ.ꢀ±±.ꢀ5

.031

(±.85

1.50 .118

(38.±±3.±5

-60 -40 -20

-55

20 40 60 80 100 120 140 160

100

Ambient Temperature

(°C)

155

% Rated Power

ordering information

New Part #

1/4

T52

R20

Power

Rating

Termination

Material

Nominal

Resistance

Type

T.C.R.

Taping and Forming

Packaging

Tolerance

MFS

1/4: 0.25W

1/2: 0.50W

1: 1W

E: 25

C: 50

D: 100

L: 200

G: 250

B: 350

C: SnCu

1/4: T26, T52, VT, VTP,

VTE, MT, M, U,

M10, M25

1/2: T26, T52, VTP,

VTE, M12.5, M15

A: Ammo

R: Reel

+2%: 2 signifi- B: 0.1%

cant figures +

1 multiplier

+0.5%,+1%:

3 significant

figures + 1

multiplier

C: 0.25%

D: 0.5%

F: 1%

G: 2%

J: 5%

1: T521

For further information on packaging,

please refer to Appendix C.

“R” indicates

decimal on

value <100Ω

applications and ratings

Minimum

Absolute Absolute

Resistance Range (Ω)

Power

Operating

Temperature

Range

Part

Dielectric

T.C.R.

Maximum Maximum

Working Overload

Rating

Designation

Withstanding (ppm/°C)

Voltage

(B 0.1%) (C 0.25%) (D 0.5%) (F 1.0%) (G 2.0%) (J 5.0%)

@ 70°C

Voltage

E-96

E-24 E-96 E-24 E-96

E-24

—

E-24

MFS1/4C

C: 50

-55°C

+155°C

49.9 - 562k

10 - 1M

MFS1/4D 0.25W

300V

D: 100

L: 200

—

250V

300V

2.2 - 2.2M

MFS1/4L

Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.

1/13/09

KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

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