UniOhm
Feature
•
•
•
•
•
Excellent flame retardant coating
Stable performance in diverse environments
High purity ceramic core
Meet EIA-RC2655A requirements
High safety standard
Metal Oxide Film Fixed Resistors
RoHS Compliant
Derating Curve
Heat Rise Chart
Ambient temperature (°C)
Specifications
Part No.
Type
Power
Rating At
70°C
Dimension (mm)
D Max.
L Max.
d
+0.02
-0.05
H±3
Max.
Working
Voltage
Max.
Overload
Voltage
Dielectric
Withstanding
Voltage
Resistance
Range
Normal Size
MOR0W4
MOR0W2
MOR0IW
MOR02W
MOR03W
MOR05W
MOR07W
MOR08W
MOR09W
MOR-25
MOR-50
MOR-100
MOR-200
MOR-300
MOR-500
MOR-700
MOR-800
MOR-900
1/4W
1/2W
lW
2W
3W
5W
7W
8W
9W
2.5
4
5
5.5
6.5
8.5
8.5
8.5
8.5
7.5
10
12
16
17.5
26
32
41
54
0.6
0.6
0.7
0.8
0.8
0.8
0.8
0.8
0.8
28
28
28
28
28
38
38
38
38
250V
250V
350V
350V
500V
750V
750V
750V
750V
400V
400V
600V
600V
800V
1000V
1000V
1000V
I000V
250V
250V
350V
350V
500V
750V
750V
750V
750V
Small Size & Extra Small Size
MOR0S2
MOR01S
MOR02S
MOR03S
MOR05U
MOR05S
MOR-50-S
MOR-I00-S
MOR-200-S
MOR-300-S
MOR-500-SS
MOR-500-S
1/2W
1W
2W
3W
5W
5W
3
4.5
5
5.5
6.5
8
7.5
10
12
16
17.5
25
0.6
0.7
0.7
0.8
0.8
0.8
28
28
28
28
28
38
250V
350V
350V
350V
500V
500V
400V
600V
600V
600V
800V
800V
250V
350V
350V
350V
500V
500V
• Standard E-24 series values in ± 5% tolerance
• Standard Non – Flammable coating
• Non – Inductive type available on a case to case basis
Metal Oxide Film Fixed Resistors
Performance Specifications
Temperature coefficient
Short-time overload
± 350PPM /°C
UniOhm
Dielectric withstanding voltage
Pulse overload
No evidence of flashover, mechanical damage, arcing or insulation breakdown.
Terminal strength
Resistance to Soldering heat
Solderability
Resistance to solvent
Temperature cycling
Humidity (Steady state)
Load life in humidity
Load life
Flame retardant
No evidence of mechanical damage.
Min. 95% coverage.
No deterioration of protective coating and markings.
No evidence of flaming or arcing.
M O R 0 1 S J 0 8 2 J A 1 0
Product Type
:
MOR = Metal Oxide Film
Fixed Resistors
Wattage:
Normal size:
W4 = 1/4W
W2 = 1/2W
1W = 1W
2W = 2W
3W = 3W
5W = 5W
7W = 7W
8W = 8W
9W = 9W
Small size:
S2= 1/2W-S
1S = 1W-S
2S = 2W-S
3S = 3W-S
5S = 5W-S
Extra small size:
5U = 5W-SS
Resistance Value:
E-24 series:
2nd & 3rd digits are for the
significant figures of the resistance
and the 4th digit indicate the
numbers of zeros following.
Packing Type:
A = Tape/Box
T = Tape/Reel
B = Bulk/Box
Packing Quantity:
1 = 1,000pcs
2 = 2,000pcs
3 = 3,000pcs
4 = 4,000pcs
5 = 5,000pcs
A = 500pcs
B = 2,500pcs
0 = for Bulk/Box
packing
Special Features:
0 = Standard product
I = Non - Inductive
Tolerance:
G = ±2%
J = ±5%
K = ±10%
Additional Information:
0 = NIL
UniOhm
Standard Color Code System
Four Band Color Code (Available for CFR, MOR, KNP & 2% or 5% of MFR Products)
4
th
Band
= ±2%
= ±5%
Silver
= ±10%
1234
1
st
Band
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Grey
White
=0
=1
=2
=3
=4
=5
=6
=7
=8
=9
2
nd
Band
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Grey
White
=0
=1
=2
=3
=4
=5
=6
=7
=8
=9
3
rd
Band
Black
Brown
Red
Orange
Yellow
Green
Blue
V
Gold
Silver
= Multiply by 1 (10
0
)
= Multiply by 10 (10
1
)
= Multiply by 100 (10
2
)
= Multiply by 1,000 (10
3
)
= Multiply by 10,000 (10
4
)
= Multiply by 100,000 (10
5
)
= Multiply by 1,000,000 (10
6
)
= Multiply by 10,000,000 (10
7
)
= Multiply by 0.1 (10
-1
)
= Multiply by 0.01 (10
-2
)
Five Band Color Code (Available for MFR 1% & FRN Products)
5
th
Band
Violet
Blue
Green
= ±0.1%
= ±0.25%
= ±0.5%
= ±1%
12345
1
st
Band
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Grey
White
=0
=1
=2
=3
=4
=5
=6
=7
=8
=9
2
nd
Band
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Grey
White
=0
=1
=2
=3
=4
=5
=6
=7
=8
=9
3
rd
Band
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Grey
White
=0
=1
=2
=3
=4
=5
=6
=7
=8
=9
Brown
4
th
Band
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
= Multiply by 1 (100)
= Multiply by 10 (101)
= Multiply by 100 (102)
= Multiply by 1,000 (103)
= Multiply by 10,000 (104)
= Multiply by 100,000 (105)
= Multiply by 1,000,000 (106)
= Multiply by 10,000,000 (107)
= Multiply by 0.1 (10-1)
Silver
= Multiply by 0.01 (10-2)
嵌入式系统
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