RALEC
旺 詮
1 Scope:
Thin Film Chip Resistors Product
Specification
Document No.
Released Date
Page No.
IE-SP-018
2011/07/01
1/15
This specification is applicable to lead and halogen free RTX series thin film chip
resistors.
2 Explanation Of Part Numbers:
(EX)
RTX
02
1002
B
D
TP
Type
Lead-Free
Thin Film
Chip Resistors
Size
02(0402)
03(0603)
05(0805)
06(1206)
12(1210)
20(2010)
25(2512)
Nominal Resistance
4－
Digit
E96、E24 Series
EX 10.2Ω =10R2
10KΩ =1002
Resistance
Tolerance
B=± 0.1%
C=± 0.25%
D=± 0.5%
F=± 1%
TCR
B=± 10ppm/℃
C=± 15ppm/℃
D=± 25ppm/℃
E=± 50ppm/℃
Packaging
TH 2 mm Pitch Paper(Taping) 10000 pcs
TP 4 mm Pitch Paper(Taping) 5000 pcs
TE 4 mm Pitch Emboss(Taping) 4000 pcs
3 General Specifications:
Type
Rated
Power at
70℃
1 W
16
1 W
10
1 W
8
1 W
4
1 W
4
1 W
2
3 W
4
Max.
Working
Voltage
Max.
Overload
Voltage
T.C.R.
(ppm/℃ )
Resistance Range
B(± 0.1%)
E-96、E24
C(± 0.25%) D(± 0.5%)
E-96
、E24
E-96
、E24
F(± 1%)
E-96
、E24
RTX02
50V
100V
RTX03
75V
150V
RTX05
150V
300V
RTX06
200V
400V
RTX12
200V
400V
RTX20
200V
400V
RTX25
200V
400V
±
10
、±
±
25
±
50
±
10
、±
±
25
±
50
±
10
、±
±
25
±
50
±
10
、±
±
25
±
50
±
10
、±
±
25
±
50
±
10
、±
±
25
±
50
±
10
、±
±
25
±
50
15
10Ω ~ 100KΩ
--
--
--
--
--
--
--
--
15
10Ω ~ 121KΩ
10Ω ~ 121KΩ
10Ω ~ 100KΩ
--
10Ω ~ 681KΩ
10Ω ~ 681KΩ
10Ω ~ 100KΩ
--
10Ω ~ 1.5MΩ
10Ω ~ 1.5MΩ
10Ω ~ 100K
Ω
--
10Ω ~ 1.5MΩ
10Ω ~ 1.5MΩ
10Ω ~ 100K
Ω
--
10Ω ~ 1MΩ
10Ω ~ 1MΩ
10Ω ~ 100K
Ω
--
10Ω ~ 1MΩ
10Ω ~ 1MΩ
10Ω ~ 100K
Ω
--
10Ω ~ 1MΩ
10Ω ~ 1MΩ
－55℃
~
＋155℃
15
15
15
15
15
Operating Temperature Range
Approved
Checked
Written
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
Thin Film Chip Resistors Product
Specification
Document No.
Released Date
Page No.
IE-SP-018
2011/07/01
2/15
3.1 Power Derating Curve:
Operating Temperature Range：-55℃〜155℃
For resistors operated in ambient temperatures above 70
℃
, power rating shall be
derated in accordance with figure below.
100
Rated Power ( % )
80
60
40
20
0
-55
20 40 60 80 100 120 140 160
155
70
3.2 Voltage Rating:
Rated Voltage: The resistor shall have a DC continuous working voltage or a rms. AC
continuous working voltage at commercial-line frequency and wave
form corresponding to the power rating, as determined from the
following:
E= Rated voltage (v)
E
=
R×P
P= Power rating (w)
R= Nominal resistance(Ω)
4 Dimensions:
Dimensions
TYPE
Size Code
L
W
H
L1
L2
RTX02
RTX03
RTX05
RTX06
RTX12
RTX20
RTX25
0402
0603
0805
1206
1210
2010
2512
1.00± 0.10 0.50± 0.05 0.30± 0.05 0.20± 0.10 0.25± 0.10
1.60± 0.10 0.80± 0.10 0.45± 0.10 0.30± 0.15 0.30± 0.15
2.00± 0.10 1.25± 0.10 0.50± 0.10 0.35± 0.20 0.35± 0.15
+0.10
3.05± 0.10 1.55± 0.10 0.55
-0.05
0.45± 0.20 0.35± 0.15
3.05± 0.10 2.55± 0.10 0.55± 0.10 0.50± 0.20 0.50± 0.20
5.00± 0.20 2.50± 0.20 0.55± 0.10 0.60± 0.20 0.60± 0.20
6.30± 0.20 3.20± 0.20 0.55± 0.10 0.60± 0.20 0.60± 0.20
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
Thin Film Chip Resistors Product
Specification
Document No.
Released Date
Page No.
IE-SP-018
2011/07/01
3/15
5 Structure Graph:
1
2
3
4
5
Ceramic substrate
Bottom inner electrode
Top inner electrode
Resistive layer
Protective coating
6
7
8
9
Marking
Terminal inner electrode
Ni plating
Sn plating
Remark
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Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
Thin Film Chip Resistors Product
Specification
Document No.
Released Date
Page No.
IE-SP-018
2011/07/01
4/15
6 Reliability Test
6.1 Electrical Performance Test
ITEM
Conditions
Specifications
Resistors
Refer to item 3. general specifications
（
R2－ R1）
Temperature
TCR（ppm/℃）＝
R1（ T2－ T1）
×
10
6
Coefficient of
Resistance
R1: Resistance at room temperature
R2: Resistance at -55℃ or +125℃
T1: Room temperature
T2: Temperature -55℃ or +125℃
Refer to JIS-C5201-1 4.8
Short Time
Overload
Applied 2.5 times rated voltage for 5 seconds and
±
(0.5%＋0.05Ω)
release the load for about 30 minutes ,
then
measure its
resistance variance rate. (Rated voltage refer to item 3. No evidence of mechanical damage.
general specifications)
Refer to JIS-C5201-1 4.13
Put the resistor in the fixture, add 100 VDC in + ,- terminal for
≧10
9
Ω
60 sec then measured the insulation resistance between
electrodes and insulating enclosure or between electrodes and
base material.
Refer to
JIS-C5201-1 4.6
Insulation
Resistance
Put the resistor in the fixture, add VAC (see SPEC below) in +,- No short or burned on the appearance
.
terminal
for.
RTX02、03 apply 300 VAC 1 minute.
RTX05、06
、12 、20 、25
apply 500 VAC 1 minute.
Refer to
JIS-C5201-1 4.7
Intermittent
Put the tested resistor in chamber under temperature 25± 2℃
±
(0.5%＋0.05Ω)
Overload
and load the rated DC voltage for 1 sec on , 25 sec off ,
10000
+400
test cycles, then it be left at no-load for 1 hour ,then
0
measure its resistance variance rate.
Refer to JIS-C5201-1 4.13
Resistance
Noise
Noise Level
Refer to JIS-C5201-1 4.12
R
＜100Ω
100Ω
≦R＜1KΩ
1KΩ
≦R＜10KΩ
10KΩ
≦R＜100KΩ
100KΩ
≦R＜1MΩ
1MΩ
≦R
≦-10db(0.32
uV/V)
≦
0db(1.0 uV/V)
≦
10db(3.2 uV/V)
≦
15db(5.6 uV/V)
≦
20db(10 uV/V)
≦
30db(32 uV/V)
Dielectric
Withstand
Voltage
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
Thin Film Chip Resistors Product
Specification
Document No.
Released Date
Page No.
IE-SP-018
2011/07/01
5/15
6.2 Mechanical Performance Test
ITEM
Conditions
Specifications
Resistors
Core Body Applied test probe at its central part then pushing 10N½
±
(0.5%＋0.05Ω)
No evidence of mechanical damage.
Strength 1.02 Kgf½ force on the sample for 10 sec.
No side conductive peel off.
1.RTX02、03：probe R0.2
2.RTX05、06、12、20、25：probe R0.5
Refer to JIS-C5201-1 4.15
Terminal Test1:The resistor mounted on the board applied 5N
Test1: No evidence of mechanical
strength
pushing force on the sample rear for 10 sec.
damage.
Test2:The resistor mounted on the board slowly add
Test2:
≧5N
force on the sample rear until the sample
termination is breakdown.
Refer to JIS-C5201-1 4.16
Resistance to The tested resistor be immersed into isopropyl alcohol of
±
(0.5%＋0.05Ω)
solvent
20~25℃ for 5± 0.5 min, then the resistor is left in the
room for 48 hr, and measured its resistance variance
No evidence of mechanical damage,
rate.
no G2 overcoating and Sn layer by
Refer to JIS-C5201-1 4.29
leaching.
Solderability Preconditioning
1.Test item 1:
Put the tested resistor in the apparatus of PCT, at a
Solder coverage over 95%
temperature of 105℃, humidity of 100% RH, and
2.Test item 2:
5
pressure of 1.22× 10 Pa for a duration of 4 hours. Then Zero cross time within 3 seconds.
after left the tested resistor in room temperature for 2
hours or more.
Test method:
◎Test
item1 (solder pot test):
The resistor be immersed into solder pot in
temperature 235± 3℃ for 2± 0.5 sec, then the resistor
is left as placed under microscope to observed its
solder area.
◎Test
item2 (wetting balance method):
Add flux into resistors, then put resistor into wetting
balance machine, refer to condition as below, then
must be measured and recorded its time changed.
Testing conditions for wetting balance method with solder pot
Condition
Solder temperature
Immersion speed
Immersion depth
Immersion angle
235± 3℃
1 to 5 mm/s
0.10 mm
Horizontal
25mg
→0402、0603
Mass of solder ball 200mg
→0805、1206 、1210 、
2010、2512
Refer to JIS-C5201-1 4.17
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
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