• High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards
  • High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards
  • High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards
  • High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards
High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards

उत्पाद विवरण:

उत्पत्ति के प्लेस: Dongguan,Guangdong,China
ब्रांड नाम: UCHI
प्रमाणन: UL.VDE.SGS.CTI
मॉडल संख्या: CR-YB20W8RJ

भुगतान & नौवहन नियमों:

न्यूनतम आदेश मात्रा: 5000PCS
मूल्य: Negotiable
पैकेजिंग विवरण: Bulk/Tape
प्रसव के समय: 7 working days
भुगतान शर्तें: T/T,Paypal,Western Union,Money gram
आपूर्ति की क्षमता: 8000,000,000PCS Per Month
सबसे अच्छी कीमत संपर्क करें

विस्तार जानकारी

हाई लाइट:

non inductive resistor

,

wirewound power resistors

उत्पाद विवरण

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards

 

Quick Detail:

 

1.Small size,resistant to vibration,humidity and heat,good dissipation,low noise and no annual shift in resistance value,low price
2.UCHI is equipped to design and produce custom components to meet many design and reliability demands. Contact us with your specific needs.
3.Delivery:5-7days
4.Conforms to the ROHS standard and the LEAD-FREE non-lead standard.

 

 

Description:

 

1.cement resistors are made by winding resistance wires around non-alkaline ceramic core,which is added with a layer of heat and humidity resistant and non-corrosive protective material.
2.The wire wound resistor is then placed in a square ceramic package sealed with special nonflammable heat-resistant cement.
3.For high resistance value,wires are replaced by metal oxide films.

 

 

Applications:

 

Complete insulation suitable for printed circuit boards,Power supplies ,Voltage dividers ,Motor controllers ,Automotive applications ,Power electronics circuits.

 

 

Specifications:

 

  1. General

 

1.1 Scope

This specification is available for Cement Resistor manufactured by,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.

 

   High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 0

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.

 

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

 Figure 1  Power derating curve

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 1

Rated ambient temperature:  1W~10W        70℃

                                           15W or more     25℃

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 2

Rated ambient temperature:  1W~10W       70℃

                                           15W or more    25℃

 

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 3

                         

  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 cement resistor shall be as follows:

           High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 4

 

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-L type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 5

 

Watt

Dimensions(mm)

         Resistance Range(Ω)

L

W

H

Φd±0.05

Wire Wound

Metal Oxide Film

1W

14±1.0

6.5±1.0

6.5±1.0

0.50

   0.1Ω~22Ω

   25Ω~56KΩ

2W

18±1.0

7.0±1.0

7.0±1.0

0.50

   0.1Ω~22Ω

   25Ω~56KΩ

3W

22±1.0

8.0±1.0

8.0±1.0

0.68

   0.1Ω~47Ω

   50Ω~100KΩ

5W

22±1.0

9.5±1.0

9.5±1.0

0.68

   0.1Ω~47Ω

   50Ω~100KΩ

7W

35±1.5

9.5±1.5

9.5±1.5

0.68

 0.5Ω~330Ω

   450Ω~100KΩ

10W

48±1.5

9.5±1.5

9.5±1.5

0.68

   0.5Ω~450Ω

 470Ω~100KΩ

15W

48±1.5

13±1.5

13±1.5

0.68

   1Ω~500Ω

   510Ω~100KΩ

20W

63±1.5

13±1.5

13±1.5

0.68

   1Ω~600Ω

   620Ω~100KΩ

30W

75±2.0

19±2.0

17±2.0

0.68

   1Ω~600Ω

   620Ω~100KΩ

40W

89±2.0

19±2.0

19±2.0

0.68

   1Ω~600Ω

   620Ω~100KΩ

 

5.2  CR-M type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 6

 

Watt

W±1.0

S±1.0

H±1.5

Φd±0.05

P±1.0

   Resistance Range(Ω)

Wire Wound

Metal Oxide Film

   2W

  11.5

7.5

20.5

0.70

  4.5

  0.1Ω~47Ω

   50Ω~100KΩ

   3W

  12

8.5

25

0.70

  4.5

  0.1Ω~47Ω

   50Ω~100KΩ

   5W

13

9.5

25

0.75

  4.5

  0.1Ω~47Ω

   50Ω~100KΩ

   7W

13

9.5

38

0.70

  4.5

0.5Ω~330Ω

   450Ω~100KΩ

   10W

13

9.5

52

0.70

  4.5

  0.5Ω~450Ω

 470Ω~100KΩ

   10W

16

11.5

36

0.70

  4.5

  0.5Ω~450Ω

 470Ω~100KΩ

   15W

13

10

50

0.70

4.5

  0.5Ω~450Ω

 470Ω~100KΩ

   20WS

13

10

50

  0.70

  4.5

  0.5Ω~450Ω

 470Ω~100KΩ

   20W

20

10

40

0.70

7.0

  0.5Ω~450Ω

 470Ω~100KΩ

5.3 CR-YB type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 7

                                                                                   Unit:mm

 

Watt

Dimensions(mm)

Resistance Range(Ω)

L

P±1.5

W1±1.2

W2±0.2

W3±0.2

H1±1.2

H2±0.2

H3±1.5

15

48±1.5

32.5

12.5

10

2.7

12.5

15

36

1.0-820

20

63±2

44

12.5

10

2.7

12.5

15

36

1.0-1K

 

5.4  CR-YD type

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 8

 

Watt

Dimensions(mm)

Resistance Range(Ω)

L

P±1.5

W±1.0

W1±0.2

W2±0.2

H±0.2

H1±0.2

H2±1.5

3

24±1.0

12

9.5

7.5

1.6

9.5

25

39

0.5-150

5

27±1.0

15

9.5

7.5

1.6

9.5

25

39

0.5-220

7

35±1.5

22.5

9.5

7.5

1.6

9.5

25

39

1-470

10

48±1.5

34

9.5

7.5

1.6

9.5

25

39

1-680

15

48±1.5

32.5

12.5

10

3

12.5

30

47.5

1-820

20

63±2.0

44

12.5

10

3

12.5

30

47.5

1-1K

 

5.5      CR-YA type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 9

 

Watt

  Dimensions(mm)

Resistance Range(Ω)

L

P±1.5

W1±1.0

W2±0.2

W3±0.2

H1±0.2

H2±0.2

H3±0.2

3

24±1.0

12

9.5

5.3

0.9

9.5

10

25.5

0.5-150

5

27±1.0

15

9.5

5.3

0.9

9.5

10

25.5

0.5-220

7

35±1.5

22.5

9.5

5.3

0.9

9.5

10

25.5

1-470

10

48±1.5

34

9.5

5.3

0.9

9.5

10

25.5

1-680

 

5.6   CR-YC type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 10

 

Watt

Dimensions(mm)

Resistance Range(Ω)

L

P±1.5

W1±1.0

W2±0.2

W3±0.2

H1±1

H2±0.5

H3±1.5

3

24±1.0

12

9.5

7.3

1.6

9.5

10

25

0.5-150

5

27±1.0

15

9.5

7.3

1.6

9.5

10

25

0.5-220

7

35±1.5

22.5

9.5

7.3

1.6

9.5

10

25

1-470

10

48±1.5

34

9.5

7.3

1.6

9.5

10

25

1-680

 

5.7     CR-YE type   

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 11

Watt

Dimensions(mm)

Resistance Range(Ω)

L

P±1.5

W1±1.0

W2±0.2

W3±0.2

H1±0.2

H2±0.2

H3±1.5

H4±1.5

3

24±1.0

12

9.5

7.4

3

9.5

7.5

4.5

30.4

0.5-150

5

27±1.0

15

9.5

7.4

3

9.5

7.5

4.5

30.4

0.5-220

7

35±1.5

22.5

9.5

7.4

3

9.5

7.5

4.5

30.4

1-470

10

48±1.5

34

9.5

7.4

3

9.5

7.5

4.5

30.4

1-680

 

5.8      CR-YD1 type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 12

 

Watt

Dimensions(mm)

Resistance Range(Ω)

L

P±1.5

W±1

W2

W3

W1

H1

H2

H3

15

48±1.5

22

12.5

10

1.5

5

12.5

30

47.5

10-820

20

63±2.0

44

12.5

10

1.5

5

12.5

30

47.5

1.0-1K

 

5.9    CR-V type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 13

Watt

Dimensions(mm)

Resistance Range(Ω)

L1

L2±0.2

L3±0.2

H1±0.2

H2±0.2

H3±1.0

W1±1.0

W2±0.2

W3±0.5

5

31±1.0

5

4

1.5

11

9.5

9.5

1.5

11.5

0.5-220

7

49±1.5

10

4

1.5

11

9.5

9.5

1.5

11.5

1-470

10

62.5±2

10

4

1.5

11

9.5

9.5

1.5

11.5

1-680

15

63.5±2

10

4.5

2.5

14.5

13

13

2.5

15.5

1-820

20

75±2

10

4.5

2.5

17.5

13

13

2.5

15.5

1-1K

 

5.10    CR-H type

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 14

Watt

Dimensions(mm)

Resistance Range(Ω)

L1

L2±1.0

W3±0.2

P2

P3

t2

h2

W1

W2

H1

H2

10

48±1.5

23

12

6

8

0.6

4

9.5±1.0

5

9.5±1.0

6±1.5

1-680

15

48±1.5

23

12

7

8

0.8

4

12.5±1.2

6

12.5±1.2

7.5±2.0

10-820

20

63±2.0

23

12

7

10

0.8

4

12.5±1.2

6

12.5±1.2

7.5±2.0

1-1K

30

75±2.5

56

18

9

10

0.8

4.2

19±1.5

7.5

19±1.5

10±2.0

1-1K

40

88±2.5

68

18

9

10

0.8

4.2

19±1.5

7.5

19±1.5

10±2.0

1-1K

 

 

Competitive Advantage:

1.      Factory supply directly

2.     Completed certificates such as UL,VDE,SGS,etc and high quality available

3.      Quick delivery

4.     Best after-sales services

5.     OEM & ODM available

 

High Alumina 100MR Cement Resistor 5 Watt For Printed Circuit Boards 15

 

 

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