October 2008
Thick Film Chip Resistor
0805 size High Power Chip Resistors,
Wide Terminal Type
Wide range of products (Current size:2512,2010,1206)
Information, Power supply circuits, AV,
Industry/Field:
Car electronics, Industrial equipment, Amusement
Small size and high power. 0805 size:0.5W power rating (When R
>
1
Ω
, 0.33W)
• Development Target:
To supply 0.5 W high power (0.33 W when R
>
1
Ω
)
chip resistors with high impact resistance to meet
the need for miniaturization of resistors for current
detection of HDDs, PCs, automotive electric
components, and other equipment
• Features:
Small size and high power (power rating : 0.5W
When R
>
1
Ω
, 0.33W)
A minimum of 20m
Ω
resistance is possible
High solder-joint reliability by wide terminal
construction
• Number of industrial property rights : 3
• Construction:
2.0mm
Unit : mm
• Characteristics/specifications:
Dimensions
L
T
a
Part Number
Size ( L
×
W
×
t )
Resistance Range
W
ERJB3 series
2.0
×
1.25
×
0.5mm
20m
Ω
to 10
Ω
1.25 mm
Thick film
resistive
element
Side electrode
R20
Resistance Tolerance
Power Rating
±
1%,
±
2%,
±
5%
0.33W, 0.5W ( R
<
1
Ω
)
=
a
Protective
coating
b
Resistance Tolerance
TCR (
*
)
(
×
10
-6
/
°C
)
20m
Ω
<
R
<
56m
Ω
=
56m
Ω
<
R
<
1.2
Ω
=
1.2
Ω
<
R
<
10
Ω
= =
Limiting Element Voltage (max. RCWV)
T
±
1%
0 to 300
0 to 200
±
2%,
±
5%
0 to 300
0 to 200
Recommended Land Pattern
2.00
0.85 0.55 0.85
Size
(mm)
b
L
W
±
100
150V
200V
±
200
2.00
±
0.10 1.25
±
0.10
a
b
Max. Overload Voltage
Category Temp. Range (Operating Temp. Range)
Size
(mm)
0.25
±
0.15 0.40
±
0.15 0.50
±
0.10
-55
°C
to +155
°C
Land Pattern
*
TCR ( Temperature Coefficient of Resistance)
• Applications/usage examples:
• Power supply circuits of HDDs, PCs, automotive electric
components, and other equipment, and current detection
of a variety of equipment
• Explanation of part numbers:
1
2
3
4
5
6
7
8
9
10
11
E
R
J
B
3 C
J
R
1
0
V
Thick Film Chip
Resistor
0.5W/ 0.33W
0805 size
Resistance value
segment :
A : 10
Ω
B : 220m
Ω
to 9.1
Ω
C : 20m
Ω
to 200 m
Ω
Resistance value :
3 digits or 4 digits
Resistance
tolerance :
F :
±
1%
G:
±
2%
J :
±
5%
Packaging method:
Punched carrier
taping
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
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