Thin Film Chip Resistors
RB series Standard
(Halogen –Free)
Document No
Issued date
page
TRB-XX0S031Q
2020/04/29
1/13
1. Scope :
This specification applies for the RB series of thin film chip resistors made by TA-I.
2. Construction:
Over Coat(black)
Sn Plating
Ni Plating
Resistive Element
Inner electrode
Ceramic Substrate
3. Type Designation:
RB
Product Code
RB : Thin Film
06
Size
Power Rating
B
Tolerance
T
Packaging
P
TCR
1001
Nominal
Resistance
04-0402(1005) 1/16W
06-0603(1608) 1/10W
10-0805(2012) 1/8W
12-1206(3216) 1/4W
A - ± 0.05%
B - ± 0.10%
C - ± 0.25%
D - ± 0.50%
F - ± 1.00%
T- Paper
Tape
k- ± 10 ppm
M- ± 15 ppm
P- ± 25 ppm
S- ± 50 ppm
R- ± 100 ppm
e.g.,
1001=1kΩ
TA-I TECHNOLOGY CO., LTD
Thin Film Chip Resistors
RB series Standard
(Halogen –Free)
Document No
Issued date
page
TRB-XX0S031Q
2020/04/29
2/13
4. Dimensions:
UNIT: mm
Type
RB04
RB06
RB10
RB12
L
1.00± 0.05
1.60 ±0.10
2.00 ±0.10
3.20 ±0.15
W
0.50 ±0.05
0.80 ±0.10
1.25 ±0.10
1.60 ±0.15
C
0.20 ±0.10
0.30 ±0.20
0.40 ±0.20
0.50 ±0.30
d
0.25 ±0.10
0.30
＋
－
t
0.35 ±0.05
0.45 ±0.10
0.50 ±0.10
0.55 ±0.10
0.20
0.10
0.40 ±0.20
0.40 ±0.20
TA-I TECHNOLOGY CO., LTD
Thin Film Chip Resistors
RB series Standard
(Halogen –Free)
Document No
Issued date
page
TRB-XX0S031Q
2020/04/29
3/13
5-1.Standard Ratings & Characteristics
Type
Power
Rating
at 70℃
1/16 W
Rated
Voltage
Max.
Max.
T.C.R
Working Over- Load
(PPM/℃)
Voltage
Voltage
50V
100V
±50
±100
±10
RB04
1/16 W
Refer 5.2
50V
100V
±25
±50
±100
±25
RB06
1/10 W
Refer 5.2
75V
150V
±50
±100
±10
±15
RB06
1/10 W
Refer 5.2
75V
150V
±25
±50
±100
±25
RB10
1/8 W
Refer 5.2
150V
300V
±50
±100
±10
RB10
1/8 W
Refer 5.2
150V
300V
±25
±50
±100
±25
RB12
1/4 W
Refer 5.2
150V
300V
±50
±100
±10
RB12
1/4 W
Refer 5.2
150V
300V
±25
±50
±100
Operating Temp(℃): -55℃ ~ +155℃
Note : Except for the above standardized products, we also provide the customized products.
10Ω~1MΩ
± 0.1~ ±1.0
1Ω~9.1Ω
± 0.5~ ±1.0
10Ω~800KΩ
± 0.1~ ±1.0
1Ω~9.1Ω
± 0.5~ ±1.0
4.7Ω~511KΩ
± 0.1~ ±1.0
1Ω~4.6Ω
± 0.5~ ±1.0
10Ω~150KΩ
± 0.1~ ±1.0
Resistance
Range
Resistance
tolerance(%)
RB04
Refer 5.2
4.7Ω~9.1Ω
± 0.5~ ±1.0
TA-I TECHNOLOGY CO., LTD
Thin Film Chip Resistors
RB series Standard
(Halogen –Free)
Document No
Issued date
page
TRB-XX0S031Q
2020/04/29
4/13
5.1 Derating Curve :
For resistors operated at ambient temperature over 70℃ , power rating shall be derated
according to figure 1.
P Max
Power ratio(%)
Ambient Temp.(℃)
Figure 1.
5.2 Rated Voltage:
The rated voltage is calculated by the following formula:
E= P * R
E=
Rated Voltage(V)
P=
Rated Power(W)
R=
Resistance Value
(Ω)
TA-I TECHNOLOGY CO., LTD
Thin Film Chip Resistors
RB series Standard
(Halogen –Free)
Document No
Issued date
page
TRB-XX0S031Q
2020/04/29
5/13
6. Reliability Tests:
Test Items
Temperature Coefficient of
Resistance
Rapid Change of Temp.
Short Time Overload
Resistance to Dry Heat
Load Life
Reference
standard
Condition of Test
Test Limits
IEC60115-1-4.8
+25~+125
℃
Refer 5.0
JIS C5201-1-4.8
IEC60115-1-4.19 -55℃(30 min. ) / +155℃(30 min. ),
±(0.5%+0.05Ω)
JIS C 5201-1-4.19 300 cycles
IEC60115-1-4.13
2.5 X rated voltage for 5sec
JIS C5201-1-4.13
IEC60115-1-4.23.2
155±5℃ for 96±4Hrs
JIS C5201-1-4.23.2
±(0.5%+0.05Ω)
±(0.5% +0.05Ω)
IEC60115-1-4.25.1 1000 hours at rated power , 70℃ ,
±(0.5% +0.05Ω)
1.5hours“ON “, 0.5hour “OFF”
JIS C5201-1-4.25.1
0.1%:±(0.25% +0.05Ω)
IEC60115-1-4.18
260 ±5℃ solder , 10 ±1 sec dwell .
0.5%.1%:±(0.5% +0.05Ω)
JIS C5201-1-4.18
IEC60115-1-4.33
3mm deflection
JIS C5201-1-4.33
IEC60115-1-4.7
JIS C5201-1-4.7
Applying voltage :
0402 & 0603 : 300V
500V for a minute .
The other
±(0.5% +0.05Ω)
No abnormalities such as
flashover,
burning
dielectric breakdown shall
appear.
Resistance to Solder Heat
Bending
Dielectric
Withstanding
Voltage (Voltage Proof)
40±2℃/90~95% RH for 1000 hours.
Load Life with Humidity
IEC60115-1-4.24
1.5 hours“ON “,0.5 hour “OFF
JIS C5201-1-4.24
(RCWV)”
IEC60115-1-4.6
JIS C5201-1-4.6
±(0.5% +0.05Ω)
Insulation Resistance
Applying voltage 100V for 1 minute.
≧1GΩ
At least 95% of surface
area of electrode shall be
covered with new solder.
Solderability
IEC60115-1-4.17 245 ±5℃ solder, 2 ±0.5 sec dwell.
Solder : Sn96.5 / Ag3.0 / Cu0.5
JIS C5201-1-4.17
Note* :RCWV : Rated continuous working voltage .
MSL : Moisture Sensitivity Level .
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