Anti-Pulse Thick Film Chip Resistors
Design and specifi cations are each subject to change without notice. Ask factory for the current technical specifi cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
E
1
R
2
J
3
T
4
0
5
6
6
J
7
1
8
0
9
0
10 11
V
Thick Film
Chip Resistors
Product Code Size, Power Rating
Type: inches
T06 : 0805
T08 : 1206
T14 : 1210
Power R.
0.25 W
0.33 W
0.5 W
Resistance Tolerance
Code
J
Tolerance
±5%
The first two digits are significant figures of resistance
and the third one denotes number of zeros following.
Example: 222촞2.2 k
Resistance Value
Packaging Methods
Code
V
U
Type
ERJT06
ERJT08
ERJT14
Packaging
Punched Carrier Taping
4mmpitch
Embossed Carrier Taping
4mmpitch
a
b
t
W
L
Anti-Pulse Thick Film Chip Re sis tors
0805, 1206, 1210
Type: ERJ T06, T08, T14
■Features
● Anti-Pulse characteristics
High pulse characteristics achieved by the optimized trimming specifi cations
● High reliability
Metal glaze thick fi lm resistive element and three layers of electrodes
● Suitable for both refl ow and fl ow soldering
● High power…0.25 W : 2012(0805) size
0.33 W : 3216(1206) size
0.5 W : 3225(1210) size
● Reference Standards…IEC 60115-8, JIS C 5201-8
■Explanation of Part Numbers
Type
(inches)
Dimensions (mm)
Mass (Weight)
[g/1000 pcs.]
LWa b t
ERJT06
(0805) 2.00±0.20 1.25±0.10 0.25±0.20 0.40±0.20 0.60±0.10 4
ERJT08
(1206) 3.20+0.05 1.60+0.05 0.40±0.20 0.50±0.20 0.60±0.10 10
ERJT14
(1210) 3.20±0.20 2.50±0.20 0.35±0.20 0.50±0.20 0.60±0.10 16
–0.15
Thick fi lm
resistive element
Electrode (Inner)
Electrode (Outer)
Electrode
(Between)
Alumina substrate
Protective coating
■Construction ■Dimensions in mm (not to scale)
–0.20
Jun. 2008
Design and specifi cations are each subject to change without notice. Ask factory for the current technical specifi cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
Anti-Pulse Thick Film Chip Resistors
–40
–20 0 20 40 60 80 100 120 140 160
0180
–60
70 °C
–55 °C
20
40
60
80
100
Rated Load (%)
Ambient Temperature (
°
C)
155 °C
Pulse duration τ(msec)
Limiting Power : Pp (W)
Pulse duration τ(msec) Pulse duration τ(msec)
Limiting Power : Pp (W)
Limiting Power : Pp (W)
1
10
100
110100 1000 1
10
100
110100 1000 1
10
100
1000
110100 1000
Period time : 10 s
Pulse duration : τ
0
Pp
Limiting
Power
: Anti-Pulse Thick Film Chip Resistors (ERJT Type)
: Thick Film Chip Resistors (ERJ Type)
■Ratings
(1) Rated Continuous Working Voltage (RCWV) shall be de ter mined from RCWV=Power Rating Re sis tance Values, or Limiting Element Voltage
(max. RCWV) list ed above, whichever less.
(2) Overload (Short-time Overload) Test Voltage (SOTV) shall be de termined from SOTV=2.5 Power Rating or max. Over load Volt age list ed above
which ev er less.
Type
(inches)
Power Rating
at 70 °C
(W)
Limiting Element
Voltage
(Maximum RCWV)(1)
(V)
Maximum Overload
Voltage(2)
(V)
Resistance
Tolerance
(%)
Resistance
Range
()
T.C.R.
[10–6/°C (ppm/°C)]
Category Temperature
Range (Operating
Temperature Range)
(°C)
ERJT06
(0805) 0.25 150 200 ±5 1 to 1 M
(E24)
Le
ss than 10 : –100 to +600
Less than 33 : ±300
More than 33 : ±200
–55 to +155
ERJT08
(1206) 0.33 200 400 ±5 1 to 1 M
(E24)
Less than 10 : –100 to +600
More than 10 : ±200
–55 to +155
ERJT14
(1210) 0.5 200 400 ±5 1 to 1 M
(E24)
Less than 10 : –100 to +600
More than 10 : ±200
–55 to +155
Power Derating Curve
For resistors operated in ambient temperatures above
70 °C, power rating shall be derated in accordance
with the fi gure on the right.
■Limiting Power Curve
● In rush pulse Characteristic
● ERJT06 (2012 (0805) size) ● ERJT08 (3216 (1206) size) ● ERJT14 (3225 (1210) size)
Test cycle : 1000 cycles
Spec : Resistance value = within ±5%
Jun. 2008