厚
聲
電
子
工
業
有
限
公
司
UNIROYAL ELECTRONICS INDUSTRY CO., LTD
.
Customer
Part No.
Specification for Approval
:
Product Name :
Part Name
:
深圳市立创电子商务有限公司
:
LEAD-FREE METAL FILM FIXED RESISTORS
MFR0*********0
MFR SERIES
±0.1% ±0.25 ±0.5%
±1%、±2%、±5%
88 Longteng Road, Economic & Technical Development Zone, Kunshan City, Jiangsu, CHINA 215334
TEL: 86 512 57631411 / 22 / 33
FAX: 86 512 57631431
E-mail:
globalsales@uniohm.com localsales@uniohm.com
Approved
William Zhao
Checked
Apple Liu
Prepared
Wu Yiyun
File NO.
JLC-01-008
Edition
1
Date
2016/5/9
Page
1/13
厚
聲
電
子
工
業
有
限
公
司
UNIROYAL ELECTRONICS INDUSTRY CO., LTD
.
Index.......................................................................................................................................................................................Page
1.0 Scope.....................................................................................................................................................................................4
2.0 Ratings and dimension.................................................................................................................................................4
5.0 Derating curve..................................................................................................................................................................6
3.0 Structure.............................................................................................................................................................................5
4.0 Mark......................................................................................................................................................................................5
6.0 Voltage rating....................................................................................................................................................................6
7.0 Specification......................................................................................................................................................................7
10.0 Standard packing.........................................................................................................................................................10
Content
8.0 Explanation of Part No. System................................................................................................................................8
9.0 Order procedure..............................................................................................................................................................9
11.0 Note...................................................................................................................................................................................13
Approved
William Zhao
Checked
Apple Liu
Prepared
Wu Yiyun
File NO.
JLC-01-008
Edition
1
Date
2016/5/9
Page
2/13
厚
聲
電
子
工
業
有
限
公
司
UNIROYAL ELECTRONICS INDUSTRY CO., LTD
.
File Name:
Edition
Date
2016/5/9
Date
Edition No.
1
MFR SERIES
Description
Amendment Record
Page
Amended by
Signature
Checked by
Approved
William Zhao
Checked
Apple Liu
Prepared
Wu Yiyun
File NO.
JLC-01-008
Edition
1
Date
2016/5/9
Page
3/13
厚
聲
電
子
工
業
有
限
公
司
UNIROYAL ELECTRONICS INDUSTRY CO., LTD
.
1.0 Scope
2.0 Ratings
and
dimensions
For 1/8W, 1/4WS, 0.4WSS
2.1
Normal size
D
This file is the specification for Lead-Free Metal Film Fixed Resistors manufactured by UNIOHM.
Other
MF 1/8W
MF 1/4W
MF 1/2W
MF 1W
MF 2W
MF 3W
Type
1.9±0.3
2.2±0.3
3.0±0.6
4.5±0.6
5.0±0.6
6.0±0.6
D
3.3±0.3
6.5±1.0
9.5±1.0
Dimension(mm)
L
0.45
0.54
0.54
0.65
0.70
0.75
d±0.05
H±3
28
28
28
28
28
28
H±3
28
28
28
28
28
28
28
28
Max
Working
Voltage
200V
250V
350V
500V
500V
Max
Working
Voltage
200V
200V
250V
350V
250V
350V
500V
500V
500V
Max
Overload
Voltage
400V
500V
700V
Dielectric
Withstanding
Voltage
400V
500V
700V
11.5±1.0
15.5±1.0
17.5±1.0
L
1000V
1000V
Max
Overload
Voltage
400V
400V
500V
700V
500V
1000V
1000V
700V
1000V
1000V
1000V
Dielectric
Withstanding
Voltage
200V
200V
250V
700V
250V
350V
350V
350V
1000V
MF 1/4WS
Type
2.2
Small Size & ultra Small Size
3.3±0.3
3.3±0.3
6.5±0.5
9.0±1.0
6.5±1.0
11.5±1.0
15.5±1.0
9.5±1.0
Dimension(mm)
0.45
0.45
0.54
0.54
0.54
0.60
0.65
0.70
d±0.05
±1%、±2%
±5%
±1%、±2%
±5%
±1%、±2%
±5%
±1%、±2%
±5%
±1%、±2%
±5%
±1%、±2%
±5%
±1%、±2%
±1%、±2%
±2%、±5%
±1%、±2%
±1%、±2%、±5%
±1%、±2%、±5%
±1%、±2%、±5%
±2%、±5%
±5%
±1%
±5%
±1%
±5%
Tolerance
Tolerance
Resistance
Range
MF 0.4WSS
MF 1/2WS
MF 0.6WS
MF 1WS
MF 2WS
MF 3WS
1.9±0.5
1.9±0.5
2.2±0.5
2.7±0.5
2.2±0.5
3.5±0.6
4.0±0.6
5.0±0.6
Resistance
Range
1Ω~1MΩ
1Ω~1MΩ
1Ω~1MΩ
1Ω~1MΩ
1Ω~1MΩ
10Ω~1MΩ
1Ω~1MΩ
10Ω~1MΩ
1Ω~1MΩ
10Ω~1MΩ
1Ω~1MΩ
51.1Ω~1MΩ
1Ω~1MΩ
51.1Ω~1MΩ
1Ω~1MΩ
51.1Ω~1MΩ
1Ω~1MΩ
10Ω~1MΩ
10Ω~1MΩ
10Ω~1MΩ
10Ω~1MΩ
10Ω~1MΩ
10Ω~1MΩ
10Ω~1MΩ
10Ω~1MΩ
MF 1/2WSS
Approved
Checked
Prepared
Wu Yiyun
File NO.
Edition
1
Date
Page
4/13
William Zhao
Apple Liu
JLC-01-008
2016/5/9
厚
聲
電
子
工
業
有
限
公
司
UNIROYAL ELECTRONICS INDUSTRY CO., LTD
.
3.0 Structure
No.
1
2
3
4
5
6
Basic body
End cap
Joint
Coating
Lead wire
Resistance layer
Name
Rod type ceramics
Metal Film
1.
2.
By Welding
Cold steel plated with copper/tin
Tin solder coated copper wire
Outer paint:
Inner paint: Celluloid resin
Material
4.0 Mark
7
Color bands
Epoxy resin
2.1 Inflammable resin for normal size and 1/2W small size: Blue
2.2 Non-inflammable resin for other small size: Light Green
2.3 Non-inflammable resin for ultra-small size-0.4WSS: Deep Green
Resistors shall be marked with color bands which in accordance with JIS C 0802
For 1/8W, 1/4WS, 0.4WSS (±1%)
Another
For 1/8W,1/6W,1/4WS,0.4WSS (±2%, ±5%)
Another
Approved
William Zhao
Checked
Apple Liu
Prepared
Wu Yiyun
File NO.
JLC-01-008
Edition
1
Date
2016/5/9
Page
5/13
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