RH25C0.0255OHMC datasheet, PDF

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RH25C0.0255OHMC: DescriptionRES, CHASSIS MOUNT, WIREWOUND, 0.0255ohm, .2% +/-TOL, -200, 200PPM TC; CategoryPassive components The resistor; File Size187KB，2 Pages; ManufacturerNikkohm Co., Ltd.; Environmental Compliance

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RH25C0.0255OHMC Overview

RES, CHASSIS MOUNT, WIREWOUND, 0.0255ohm, .2% +/-TOL, -200, 200PPM TC

RH25C0.0255OHMC Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Objectid	1215309098
Reach Compliance Code	unknown
ECCN code	EAR99
structure	All-Welded
Manufacturer's serial number	RH25C
Number of terminals	2
Maximum operating temperature	250 °C
Minimum operating temperature	-55 °C
Package height	16 mm
Package length	27.1 mm
Package form	Chassis Mount
Package width	29.6 mm
Rated power dissipation(P)	20 W
resistance	0.0255 Ω
Resistor type	FIXED RESISTOR
series	RH25C
technology	WIRE WOUND
Temperature Coefficient	200 ppm/°C
Tolerance	0.2%

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POWER - NIKKOHM

RoHS

20W, 50W Wire Wound Resistors

RH25C, RH25CN, RH50C, RH50CN

Features and Applications

Inductive (RH25C, RH50C), non-inductive (RH25CN, RH50CN) aluminum clad housed wire-wound resistors.

Cement molded resistors construction gives complete environmental protection and 250 deg C high

temperature operation.

Complete welding terminal construction.

Braking resistor and dumping resistor of the motor control, rush current protection, gate resistor, snubber

resistor.

Dimensional Specifications (mm)

2-3.2X4 slot

2-φ2.0

3.7+/-0.2

Specifications

Rated Watt Rated Watt

Heat Sink

Free Air

（Ｗ）

RH25C

RH25CN

RH50C

30, 50(1)

RH50CN

30, 50(1)

(1) Please see note (1) in next page.

Type

Resistance

（ohm）

0.022-25K

0.1-10K

0.048-50K

0.2-20K

200ppm

0.022-0.09

0.048-0.09

TC Lower Limit

(±ppm/K)

100ppm

50ppm

0.1-0.976

1-19.6

0.1-0.976

1-19.6

0.1-0.976

1-19.6

0.2-0.976

1-19.6

30ppm

20-25K

20-10K

20-50K

20-20K

Ｔ½½½½½½½½

（%）

±0.1(B), ±0.2(C),

±0.5(D), ±1.0(F)

±2.0(G), ±5.0(J)

Characteristics

Short time overload

Heat shock

Dielectric strength

Insulation resistance

Load life

Operating temp. range

Storage temp. range

Specifications

±0.5%

±0.2%

10Gohm

±1.0%

-55 to +250 deg C

Test Condition

2000VAC, 60seconds, 2mA

Ordering Information

RH50C 51ohmB

RH25CN100ohmF

Type

RH50C

RH25CN

Resistance

51ohm

100ohm

Tolerance

0.1%(B)

1.0%(F)

Remarks

Inductive

Non-inductive

Symbol

Weight

RH25C, RH25CN

49.4±0.2

27.1+0.15-0.10

18.3±0.2

29.6±0.2

20.6±0.2

15.6±0.2

16±0.2

2.2±0.2

16.5gr

RH50C, RH50NC

70.6±0.2

49.3+0.15-0.10

39.7±0.2

29.6±0.2

20.6±0.2

15.6±0.2

16±0.2

2.2±0.2

35gr

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