0402
Thick Film Chip Resistor
Ratings:
Type
Power Rating
Max. Working Voltage
Max. Overload Voltage
Temperature Range
Ambient Temperature
0402
0.0625W
50V
100V
-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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0402
Thick Film Chip Resistor
Power Rating and Dimensions:
Dimension :
Type
0402
Dimension (mm)
L ± 0.1
1
W ± 0.05
0.50
H ± 0.05
0.35
ℓ1 ± 0.1
0.2
ℓ2 ± 0.1
0.25
Power Rating :
Type
0402
Power Rating
at 70°C
0.0625W
(1/16W)
Tolerance
%
±1
Resistance
Range
1Ω to 10MΩ
Standard
Series
E-96
Marking :
Resistors
Chip Resistors type 0402 No marking
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0402
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% + 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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0402
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% + 0.1Ω) Max.
Resistance change rate is
± (1.0% + 0.05Ω) Max.
Terminal
bending
Packing specification:
* Taping Dimension (mm)
A. Paper taping
Type
0402
A ± 0.2
0.65
B ± 0.2
1.15
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
0.45
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0402
Thick Film Chip Resistor
* Reel Dimension (mm)
Type
0402
Packaging
Paper
Quantity Per Reel
10,000 pcs. / Reel
15,000 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 20,000 pcs. / Reel = 255 ± 2mm
40,000pcs. / Reel = 330 ± 2mm
Part Number Table
Description
Resistor, 0R, 62.5MW, 1%
Resistor, 0402 1% 1R5
Resistor, 0402 1% 2R2
Resistor, 0402 1% 3R3
Resistor, 0402 1% 4R7
Resistor, 0402 1% 6R8
Resistor, 0402 1% 10R
Resistor, 0402 1% 11R
Resistor, 0402 1% 12R
Resistor, 0402 1% 13R
Resistor, 0402 1% 15R
Resistor, 0402 1% 16R
Resistor, 0402 1% 18R
Resistor, 0402 1% 20R
Resistor, 0402 1% 22R
Part Number
MC 0.0625W 0402 1% 0R
MC 0.0625W 0402 1% 1R5
MC 0.0625W 0402 1% 2R2
MC 0.0625W 0402 1% 3R3
MC 0.0625W 0402 1% 4R7
MC 0.0625W 0402 1% 6R8
MC 0.0625W 0402 1% 10R
MC 0.0625W 0402 1% 11R
MC 0.0625W 0402 1% 12R
MC 0.0625W 0402 1% 13R
MC 0.0625W 0402 1% 15R
MC 0.0625W 0402 1% 16R
MC 0.0625W 0402 1% 18R
MC 0.0625W 0402 1% 20R
MC 0.0625W 0402 1% 22R
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DIY/Open Source Hardware
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