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5W Radial Ceramic Power Resistors

Jackcon (HK) Industrial Limited

5W Radial Ceramic Power Resistors

Place of Origin : CHINA

Brand Name : JK

Certification : ROHS,ISO 9001,SGS

Model Number : CRM5XXXRJ

MOQ : 5000PCS

Price : Negotiable

Packaging Details : Bulk

Delivery Time : 7 days

Payment Terms : T/T & Paypal

Supply Ability : 500000000 Piece/Pieces per Month

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5W Radial Ceramic Power Resistors

Quick details

• Temperature Range: -55°C ~ +155°C
• 5% tolerance
• Exceptionally small, sturdy, and reliable
• Sealed with a special cement
• Excellent moisture resistance
• High temperature stability
• Ceramic flame retardant package
• Recommended wash method is alcohol

Application

• Temperature Range: -55°C ~ +155°C
• 5% tolerance
• Exceptionally small, sturdy, and reliable
• Sealed with a special cement
• Excellent moisture resistance
• High temperature stability
• Ceramic flame retardant package
• Recommended wash method is alcohol

Specification

Company Name

JACKCON (HK) INDUSTRIAL LIMITED

Product Name

Cement Resistors

1.General

1.1 Scope

This specification is available for Cement Resistors manufactured by JACKCON (HK) INDUSTRIAL LIMITED,it accords with RoHS test of Environment related substance requirement.

1.2 Type designation (example)

The type designation shall be in the following form and as specified.

5W Radial Ceramic Power Resistors5W Radial Ceramic Power Resistors5W Radial Ceramic Power Resistors5W Radial Ceramic Power Resistors CR-(?) 5W 10K J

Type

CR-L

CR-M

CR-YA

CR-YB

CR-YC

CR-YD

CR-YD1

CR-YE

CR-YG

CR-V

Rated power

2W

3W

5W

7W

10W

15W

20W

30W

40W

Nominal resistance

value

E-12 Series

E-24 Series

Resistance

tolerance

K

±10%

J

±5%

G

±2%

1.3 Rated power

Rated power is maximum power which can be continuously loaded at specified ambient temperature

70℃,as Table-1;however when the ambient temperature exceeds 70℃,rated power should be determined

from the derating curve of Fig.1.

www.jackconindustrial.com Email: info@jackconindustrial.com

Table-1

Rated power

Maximum working

voltage

Maximum overload

voltage

Dielectric withstanding

voltage

Max Intermittence

Overload Voltage

1W

350V

700V

1000V

1500V

2W

350V

700V

1000V

1500V

3W

500V

1000V

1000V

1500V

5W

750V

1500V

1000V

1500V

7W

1000V

1500V

1000V

1500V

10W

1000V

1500V

1000V

1500V

15W

1000V

15000V

1000V

1500V

20W

1000V

1500V

1000V

1500V

30W

1000V

1500V

1000V

1500V

40W

1000V

1500V

1000V

1500V

1.4 Rated voltage

The rated voltage shall be the D.C. or A.C.(R.M.S. at power frequency) voltage which corresponds

the rated power and the value of which is calculated from the formula below.

E=√(P×R) Where E: Rated voltage(V)

P: Rated power(W)

R: Nominal resistance(Ω)

Operating Temperature Range:-55℃~+250℃

2. Construction

2.1 External dimensions

The dimensions shall be satisfied with [5. External dimensions].

2.2 Structure diagram

The construction of resistor Cement Type Resistors shall be as follow:

5W Radial Ceramic Power Resistors

NO

Item

Material

1

Ceramic core

High alumina ceramic is used.

2

Resistor element

The resistor element shall consist of metal oxide film or Resistance wire

(Exemple:CN49W Φ1.0mm) .

3

Terminal

Tinned iron cap.

4

Connection

The lead wire,which is plated with solder,shall be mounted to the caps by welding process.

5

Lead wire t

Soldered or tinned annealed wire.

6

Silicon cement

Silicon resin is used. Accord with UL-94V-0 Nonflammable specification

7

Ceramic case

High thermal conductivity

3. Characteristics

Table-2

Item

Performance

Test methods(Conform to JIS C 5202)

Temperature

Coefficient

Metal Oxide Film:±350PPM/℃

Resistor Wire:±260PPM/℃

Comply with 5.2

R1-R0/R0(T1-T0)×106(PPM/℃)

R0:Resistance value at room temp.( T0).

R1:Resistance value at room temp.plus 100℃ (T1)

Short time

overload

Within ±(2%+0.05Ω).

No evidence of mechanical damage.

Comply with 5.5

Rated power×10 times,5s

But not to exceed maximum overload voltage.

(See table-1)

Insulation

Resistance

103MΩ or more.

Comply with 5.6

Resistor shall be tested at DC 500V

for 60 seconds.

Dielectric

Withstanding

Voltage

No evidence of flashover mechanical damage,arcing

or insulation breakdown.

Comply with 5.7

Resistor shall be tested at AC potential respecticely for 60 seconds.

(See table-1)

Pulse overload

Within ±(2%+0.05Ω)

Comply with 5.8

Rated voltage X 4 times, 10000 cyc.(1s ON, 25s OFF)

But not to exceed maximum pulse voltage.

(See table-1)

Item

Performance

Test methods(Conform to JIS C 5202)

Resistance to soldering heat

Within ±(1%+0.05Ω)

No evidence of mechanical damage.

Comply with 6.4

350±10℃, 3±1s

After test leave for 0.5h.

Solderability

Covered with new solder by 95% at least.

Comply with 6.5

Test temperature of solder: 255±5℃

Dipping time in solder:3±1 s

Temperature cycle

Within ±(2%+0.05Ω)

No evidence of mechanical damage.

Comply with 7.4

Low side:-55℃/30min, Room temp.:10 to 15min

High side:80℃/30min, Room temp.:10 to 15min

5 cycles

Load life in humidity

Within ±(5%+0.05Ω)

Comply with 7.9

40±2℃, 90 to 95%RH, 1000h

Rated voltage (90 min ON, 30 min OFF)

Load life

Within ±(5%+0.05Ω)

Comply with 7.10

70±3℃, 1000h

Rated voltage (90 min ON, 30 min OFF)

4. Indication

(1) Rated Power

(2) Resistance

(3) Tolerance

Sample

5W 100Ω J

5. External dimensions

5.1 CR-M type

5W Radial Ceramic Power Resistors

Unit:mm

Watt

Dimensions(mm)

Resistance Range(Ω)

W±1.0

S±1.0

H±1.5

Φd±0.05

P±1.0

Wire Wound

Metal Oxide Film

2W

11.5

7.5

20.5

0.50

4.5

0.1Ω~47Ω

50Ω~100KΩ

3W

12

8.5

25

0.68

4.5

0.1Ω~47Ω

50Ω~100KΩ

5W

13

9.5

25

0.68

4.5

0.1Ω~47Ω

50Ω~100KΩ

7W

13

9.5

38

0.68

4.5

0.5Ω~330Ω

450Ω~100KΩ

10W

13

9.5

52

0.68

4.5

0.5Ω~450Ω

470Ω~100KΩ

10W

16

11.5

36

0.68

4.5

0.5Ω~450Ω

470Ω~100KΩ


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