1206
Thick Film Chip Resistor
Ratings:
Type
Power Rating
Max. Working Voltage
Max. Overload Voltage
Temperature Range
Ambient Temperature
1206
0.125W (1/8W)
200V
400V
-55°C to +155°C
70°C
Resistors shall have a power rating based on continuous load operation at an ambient temperature of 70°C. For temperature
in excess of 70°C, the load shall be derate as shown in figure 1.
Power Rating:
Effective figures of nominal resistance shall be in accordance with E-24 and E-96 series. E-96 series for 1%
and E-24 series for 2% and 5%
Nominal Resistance
Construction:
a. Protective coating : Epoxy
b. Al
2
O
3
high purity alumina substrate : Al 96%
c. Resistive element : RuO
2
, Ag, Glass
d. Termination (Inner ) : Ag/Pd
e. Termination (Between) : Ni plating film
f. Termination (Outer) : Sn plating film
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20/07/12
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1206
Thick Film Chip Resistor
Power Rating and Dimensions:
Dimension :
Dimension (mm)
Type
1206
Power Rating :
Type
1206
Power Rating
at 70°C
0.125W
(1/8W)
Tolerance
%
±1
Resistance
Range
1Ω to 10MΩ
Standard
Series
E-96
L ± 0.15
3.1
W + 0.15
- 0.1
1.55
H ± 0.1
0.55
ℓ1 ± 0.2
0.45
ℓ2 ± 0.2
0.45
Marking :
Resistors
Marking for E-96 series in 1206 size : 4 Digits
*The first 3 digits are singnificant figures of resistance and the 4th digit denoted number of zeros.
Ex.
1003
100KΩ
*For ohmic values below 100 Ω, letter "R" is for decimal point.
Ex.
1R80
1.8Ω
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1206
Thick Film Chip Resistor
Performance Specifications:
Characteristics
Insulation
resistance
Dielectric
withstanding
voltage
Limits
1,000MΩ or more
No evidence of flashover
mechanical damage, arcing or
insulation break down
Test Methods
(JIS C 5201-1)
Apply 500V DC between protective coating
and termination for 1 min, then measure
(Sub-clause 4.6)
Apply 500V AC between protective coating
and termination for 1 minute
(Sub-clause 4.7)
Natural resistance change per temp.
degree centigrade.
Temperature
coefficient
1Ω-10Ω : ± 400 PPM / °C
11Ω-100Ω : ± 200 PPM / °C
>100Ω : ± 100 PPM / °C
R
2
-R
1
R
1(t2-t1)
× 10
6
(PPM / °C)
R1: Resistance value at room temperature (t1)
R2: Resistance value at room temp. plus 100°C (t2)
(Sub-clause 4.8)
Permanent resistance change after the
application of a potential of 2.5 times RCWV
for 5 seconds
(Sub-clause 4.13)
Test temperature of solder : 245 ± 3°C
Dwell time in solder : 2 to 3 seconds
(Sub-clause 4.17)
Wave soldering condition:
(2 cycles Max.)
Pre-heat : 100°C to 120°C, 30 ± 5 sec.
Suggestion solder temp. : 235°C to 255°C, 10 sec. (Max.)
Peak temp. : 260°C
Reflow soldering condition:
(2 cycles Max.)
Pre-heat : 150°C to 180°C, 90 sec to 120 sec.
Suggestion solder temp.: 235°C to 255°C, 20 sec to 40 sec.
Peak temp. : 260°C
Short time
overload
Resistance change rate is
± (1% + 0.1Ω) Max.
Solderability
95 % coverage Min.
Soldering temp.
reference
Electrical characteristics shall be
satisfied. Without distinct
deformation in appearance.
(95% coverage Min.)
Hand soldering condition:
The soldering iron tip temperature should be less than
300°C and maximum contract time should be 5 sec.
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20/07/12
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1206
Thick Film Chip Resistor
Performance Specifications:
Characteristics
Soldering
Heat
Limits
Resistance change rate is:
±(1%+0.05Ω) Max.
Test Methods
(JIS C 5201-1)
Dip the resistor into a solder bath having
a temperature of 260°C ±3°C and hold it for 10 ±1 seconds.
(Sub-clause 4.18)
Resistance change after continuous
5 cycles for duty cycle specified below :
Step
Temperature
cycling
Resistance change rate is
(0.5% + 0.05Ω) Max.
1
2
3
4
Temperature
-55°C ± 3°C
Room temp.
+155°C ± 2°C
Room temp.
Time
30 mins
10 to 15 mins
30 mins
10 to 15 mins
(Sub-clause 4.19)
Load life in
humidity
Resistance change rate is
± (1% + 0.1Ω) Max.
Resistance change after 1,000 hours
(1.5 hours “on”, 0.5 hour “off” ) at RCWV
in a humidity chamber controlled at
40°C ± 2°C and 90 to 95 % relative humidity
(Sub-clause 4.24.2.1)
Permanent resistance change after 1,000 hours
operating at RCWV, with duty cycle of
1.5 hours”on”, 0.5 hour”off”) at 70°C ± 2°C ambient
Sub-clause 4.25.1)
Twist of Test Board :
Y/X = 5/90 mm for 10 seconds
(Sub-clause 4.33)
Load Life
Resistance change rate is
± (1% + 0.1Ω) Max.
Resistance change rate is
± (1% + 0.05Ω) Max.
Terminal
bending
Packing specification:
* Taping Dimension (mm)
Type
1206
A ± 0.2
2
B ± 0.2
3.6
C ± 0.05
2
øD +0.1
-0
1.5
E ± 0.1
1.75
F ± 0.05
3.5
G ± 0.1
4
W ± 0.2
8
T ± 0.1
0.81
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1206
Thick Film Chip Resistor
* Reel Dimension (mm)
Type
1206
Quantity Per Reel
5,000 pcs. / Reel
A ± 0.5
2
B ± 0.5
13
C ± 0.5
21
D±1
60
M±2
178
W±1
10
Remark : ø M 10,000 pcs. / Reel = 255 ± 2mm
20,000 pcs. / Reel = 330 ± 2mm
Part Number Table
Description
Resistor, 1206, 1R0, 1%
Resistor, 1206, 1R5, 1%
Resistor, 1206, 1R10, 1%
Resistor, 1206, 1R15, 1%
Resistor, 1206, 1R20, 1%
Resistor, 1206, 1R21, 1%
Resistor, 1206, 1R27, 1%
Resistor, 1206, 1R30, 1%
Resistor, 1206, 1R33, 1%
Resistor, 1206, 1R40, 1%
Resistor, 1206, 1R47, 1%
Resistor, 1206, 1R50, 1%
Resistor, 1206, 1R54, 1%
Resistor, 1206, 1R60, 1%
Resistor, 1206, 1R62, 1%
Part Number
MC0.125W12061%1R0
MC0.125W12061%1R5
MC0.125W12061%1R10
MC0.125W12061%1R15
MC0.125W12061%1R20
MC0.125W12061%1R21
MC0.125W12061%1R27
MC0.125W12061%1R30
MC0.125W12061%1R33
MC0.125W12061%1R40
MC0.125W12061%1R47
MC0.125W12061%1R50
MC0.125W12061%1R54
MC0.125W12061%1R60
MC0.125W12061%1R62
Description
Resistor, 1206, 1R69, 1%
Resistor, 1206, 1R78, 1%
Resistor, 1206, 1R80, 1%
Resistor, 1206, 1R87, 1%
Resistor, 1206, 1R96, 1%
Resistor, 1206, 2R0, 1%
Resistor, 1206, 2R15, 1%
Resistor, 1206, 2R20, 1%
Resistor, 1206, 2R26, 1%
Resistor, 1206, 2R37, 1%
Resistor, 1206, 2R40, 1%
Resistor, 1206, 2R49, 1%
Resistor, 1206, 2R61, 1%
Resistor, 1206, 2R70, 1%
Resistor, 1206, 2R74, 1%
Part Number
MC0.125W12061%1R69
MC0.125W12061%1R78
MC0.125W12061%1R80
MC0.125W12061%1R87
MC0.125W12061%1R96
MC0.125W12061%2R0
MC0.125W12061%2R15
MC0.125W12061%2R20
MC0.125W12061%2R26
MC0.125W12061%2R37
MC0.125W12061%2R40
MC0.125W12061%2R49
MC0.125W12061%2R61
MC0.125W12061%2R70
MC0.125W12061%2R74
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Analogue and Mixed Signal
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