Metal Film Thermosensitive Chip Resistors
Metal Film Thermosensitive Chip Resistors
0402, 0603, 0805
Type:
ERAW, V, S
Features
Suitable for temperature correction circuits
6 6
Temperature coef cient value 150010 /C(ppm/C) to 390010 /C(ppm/C)
High performance
Quick response to tem per a ture change
Linearity
Excellent linear resistance val ue change in wide temperature range (40 C to +125 C)
High reliability, High density placing
Small size and lightweight for PCB size reduction and lightweight products
Suitable for both re ow and ow soldering
Explanation of Part Numbers
1 2 3 4 5 6 7 8 9 10 11
E R A S 1 5 J 1 0 3 V
Size, Power Rating Resistance Tolerance Packaging Methods
Product Code
Type: inches Power Rating Packaging Type
Metal Film Code Tol. Code
Punched Carrier Taping
Chip Resistors W: 0402
0.031 W J 5%
ERAW
X
2mmpitch
V: 0603
0.063 W
ERAV
S: 0805 Punched Carrier Taping
0.1 W
V
4mmpitch ERAS
Temperature Coefficient of Resistance (TCR) Resistance Value
6
Code Type
(10 /C)
The first two digits are significant figures of
15 1500 ERAV, ERAS
resistance and the third one denotes number of
zeros following. Decimal point is expressed by R .
27 2700 ERAW, ERAV, ERAS
(ex.)103 : 10 k
33 3300 ERAW, ERAV, ERAS
6R8 : 6.8
39 3900 ERAV, ERAS
Construction Dimensions in mm (not to scale)
L
Protective coating a
Electrode (Inner) W
Alumina substrate
(1)
t
b
Dimensions (mm)
Electrode Type Mass (Weight)
(Between)
(inches) [g/1000 pcs.]
LWa b t
ERAW 0.07 0.05 0.10 0.07 0.05
1.00 0.50 0.15 0.25 0.35 0.6
(0402)
ERAV 0.20 0.20 0.20 0.20 0.10
1.60 0.80 0.30 0.30 0.45 2
(0603)
ERAS 0.20 0.10 0.25 0.25 0.10
2.00 1.25 0.40 0.40 0.50 4
(0805)
Thermosensitive
Electrode (Outer)
1) Marking Temperture Coef cient value :
element
6
2 signi cant gur e 100 10 /C (ppm/C)
ERAW type is no marking.
Design and speci cations are each subject to change without notice. Ask factory for the current technical speci cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
Jan. 2008Metal Film Thermosensitive Chip Resistors
Ratings
(1)
Standard Speci cation
Power Rating Re sis tance Standard
Type T.C.R.
at 70 C Tolerance Resistance
T.C.R. Resistance
(inched) Tolerance
(2)
6
(W) (%) Values
Range ()
[10 /C(ppm/C)]
ERAW 2700 43 to 1 k
0.031 10 % 5 E12
(0402)
3300 22 to 390
-6
1500 10 to 10 k 200[10 /C(ppm/C)]
ERAV
2700 43 to 3.3 k
0.063 5 E12
(0603)
3300 22 to 1.2 k 10 %
3900 7.5 to 390
-6
1500 10 to 10 k 200[10 /C(ppm/C)]
ERAS
2700 43 to 5.1 k
0.1 5 E12
(0805)
3300 22 to 1.8 k 10 %
3900 6.2 to 470
(1) Please ask us when resistors other than standard spec i ca tion shown in the above table are needed.
R75-R25 1 6 6 R : Re sis tance value at reference temperature 25 C
25
(2) T.C.R.= 10 10 / C (ppm/ C)
{ }
R25 7525 R : Resis tance value at temperature 75 C
75
Power Derating Curve 120
70 C
For resistors operated in ambient
100
temper a tures above 70 C, power rating
80
shall be derated in accordance with the
60
gure on the right.
40
20 125 C
Category Temperature Range
0
(Operating Tem per a ture Range)
40 20 0 20 40 60 80 100 120 140
40 C to +125 C Ambient Temperature(C)
Typical Linearity of Resistance Change
60
50
6
390010 /C (ppm/C)
40
6
30
270010 /C (ppm/C)
20
6
150010 /C (ppm/C)
10
0
10
20
30
40 25 0 25 50 75 100 125
Ambient Temperature (C)
Design and speci cations are each subject to change without notice. Ask factory for the current technical speci cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
Feb. 2006
Resistance Change (%)
Rated Load (%)