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1/16W, 0402, High Precision Thick Film Chip Resistor
(Lead / Halogen Free)
1. Scope
This specification applies to 1.0mm x 0.5mm ( 0402 ) size, fixed metal chip resistors rectangular
type for use in electronic equipment.
2. Type Designation
PFR05
X — XXXX — X NH
(1)
(2)
(3)
(4) (5)
Where
(1) Series No.
(2) Tolerance of TCR :
X = Jumper
Resistor refer to paragraph 3
(3) Nominal resistance value :
For example –Three digits of number (E-24 Series)
000 = Jumper(0)
100 = 10
102 = 1k
Four digits of number (E-96 Series)
11R3 = 11.3
1131 =1.13k
(4) Resistance tolerance :
X = Jumper(Below 50m)
D = 0.5%
F = 1.0%
J = 5.0%
(5) NH = Sn plating ( Lead free / Halogen free)
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3. Electrical Specifications
Table 1. :
Power
Rating**
Resistance
Values
Resistance
Range ( )
Temperature
Coefficient
of Resistance
ppm/℃ (code) *
10 ~ 97.6
100 (R)
100 ~ 1M
50 (Q)
1K~1.8M
1.0 ~ 9.76
10 ~ 97.6
1.02M ~ 10M
100 ~ 1M
10 ~ 10M
1.0 ~ 9.1
10 ~ 10M
25 (P)
Resistance
Tolerance
0.5%(D)
1/16 W
E-24 series
E-96 series
1.0%(F)
E-24 series
5.0%(J)
0 ~ 500 (S)
100 (R)
Operating
Temperature
Range
Max.
Operating
Voltage***
-55℃ to
+125℃
50V
50 (Q)
200 (S)
0 ~ 500 (S)
200 (S)
Note: *TCR “S” is standard parts, the other part can be make at request.
Note: **Package Power Temperature Derating Curve
RATED LOAD(%)
100
0
-55
70
125
AMBIENT TEMPERATURE(℃)
Figure 1.:Power Temperature Derating Curve
Note: ***esistors shall have a rated DC or AC(rms.) continuous operating voltage corresponding to
the power rating, as calculated from the following formula
Where V : Rated voltage (V)
V PR
P
: Rated power (W)
R : Nominal resistance ()
If the voltage so obtained exceeds the maximum operating voltage, this maximum voltage shall
be the rated voltage.
Table 2. : Jumper:
Resistance Tolerance
Below 50 mΩ
Rated current
1A
Operating Temperature Range
-55℃ to 125℃
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4. Outline dimensions
L
a
a
W
Code Letter
Dimension
L
1.0 0.05
W
0.50 0.05
t
0.35 0.05
a
0.2 0.10
t
Unit : mm
5. Life Tests
5-1 Electrical
Specification and Requirement
Test Method
(Refer to JIS C 5201)
Item
Resistor
Jumper
100ppm
Max. 50m
△R: (1%+ 0.05)
TCR 100ppm
△R: (2%+ 0.1)
Without damage by
flashover, spark, arcing,
burning or breakdown
Insulation Resistance Over 100 M on Overcoat layer face up
Over 1,000 M on Substrate side face up
Short Time Overload
Voltage Proof
TCR
△R: (2%+ 0.1)
Without damage by
flashover, spark, arcing,
burning or breakdown
Max. 50m
Pressure Rod
(Metal)
(1) Applied voltage :
2.5 x rated voltage or
2 x maximum operating voltage
which ever is less
(2) Test time : 5 seconds
(1) Setup as figure 2
(2) Test voltage : 50VDC
(3) Test time :
60 + 10 / -0 seconds
(1) Setup as figure 2
(2) Test voltage : 100VAC(rms.)
(3) Test time :
60 +10 / -0 seconds
Insulation Plate
Measurement Point
(R=0.5 mm) A
Substrate
A
Over coat Film
B
Spring
Sample Electrode
Voltage Supply
Metal Block
Measurement Point
B
Substrate Side
Figure 2 : Measurement Setup
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5-2 Mechanical
Specification and Requirement
Item
Resistor
Solderability
Jumper
Test Method
(Refer to JIS C 5201)
The surface of terminal immersed shall be Solder bath :
minimum of 95% covered with a new
After immersing in flux, dip in
coating of solder
245 5℃ molten solder bath
for 2 0.5 seconds
Resistance to Solder △R: (1.0%+ 0.05)
Heat
Without distinct
deformation in
appearance
Max. 50m
(1) Pre-heat: 100~110℃ for
30 seconds
(2) Immersed at solder bath
of 270 5℃ for
10 1 seconds
(3) Measuring resistance
1 hour after test
Vibration
(1) Vibration frequency :
△R: (0.5%+ 0.05)
10Hz to 55Hz to10Hz in 60
Without mechanical damage such as break
seconds as a period
(2) Vibration time : period cycled
for 2 hours in each of 3 mutual
perpendicular directions
(3) Amplitude : 1.5mm
Shock
(1) Peak value : 490N
△R: (0.25%+ 0.05)
Without mechanical damage such as break (2) Duration of pulse : 11ms
(3) 3 times in each positive and
negative direction of 3 mutual
perpendicular
directions
Bending Test
△R: (1.0%+ 0.05)
Without mechanical
damage such as break
Max. 50m
Bending value : 3 mm for
30 1 seconds
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5-3 Endurance
Specification and Requirement
Item
Resistor
Thermal Shock
Jumper
Max. 50m
△R: (1.0%+ 0.05)
Without distinct damage in
appearance
Moisture with Load △R: (5.0%+ 0.1)
Max. 50m
Without distinct damage
in appearance
Marking should be
legible
Load Life
△R: (5.0%+ 0.1)
Without distinct damage
in appearance
Max. 100m
Low Temperature
Store
△R: (5.0%+ 0.1)
Without distinct damage
in appearance
Max. 100m
High Temperature
Store
△R: (5.0%+ 0.1)
Without distinct damage
in appearance
Max. 100m
Test Method
(Refer to JIS C 5201)
(1) Repeat 5 cycle as follows :
(-55 3℃,30minutes) (Room
temperature, 2~3 minutes)
(+125 2℃,30minutes)
(Room temperature, 2~3
minutes)
(2) Measuring resistance
1 hour after test
(1) Environment condition :
40 2℃,90~95% RH
(4) Applied Voltage:
rated voltage
(2) Test period: (1.5 hour ON
(0.5 hour OFF) cycled for
total 1,000 + 48 / - 0 hours
(3) Measuring resistance
1 hour after test
(1) Test temperature :
70 2℃
(2) Applied Voltage:
rated voltage
(3) Test period : (1.5 hour ON)
(0.5 hour OFF) cycled for
total 1,000 + 48 / - 0 hours
(4) Measuring resistance
1 hour after test
(1) Store temperature :
-55 3℃ for total
1,000 + 48 / - 0 hours
(2) Measuring resistance
1 hour after test
(1) Store temperature :
+125 2℃ for total
1,000 + 48 / - 0 hours
(2) Measuring resistance
1 hour after test
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6. Recommend Land Pattern Dimensions
A
B
C
A
0.5
B
1.5
C
0.4~0.8
Unit : mm
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7. Packaging
7-1 Dimensions
7-1-1 Tape packaging dimensions
+-
1.5
0.43 ± 0.05
0.1
0.0
Sprocket hole
4.0 ± 0.1
3.5 ± 0.05
A
Chip
1.75 ±0.1
8.0 ± 0.3
B
0.50 ± 0.1
A = 0.65 ± 0.10
B = 1.15 ± 0.10
Carrier cavity
2.0 ± 0.05
Pull Direction
Unit : mm
7-1-2 Reel dimensions
2.0±0.5
60 ± 2.0
178 ± 2.0
13 ± 0.2
21 ± 0.8
9.0 ± 0.3
Unit : mm
11.4 ± 1.0
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7-2 Peel force of top cover tape
The peel speed shall be about 300 mm/minute
The peel force of top cover tape shall be between 0.1 to 0.7 N
Top Cover Tape
165 ~ 180°
0.1~0.7 N
7-3 Numbers of taping
10,000 pieces/reel
7-4 Label marking
The following items shall be marked on the production and shipping
Label on the reel.
7-4-1 Production Label
(1) Part No.
(2) Description
(3) Quantity
(4) Taping No.
7-4-2 Shipping Label
(1) *Customer's name
(2) *Customer's part No.
(3) Manufacturer's part No.
(4) Manufacturer's name
(5) Manufacturer's country
*Note : Item (1) and (2) are listed by request
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8. Care note
8-1 Care note for storage
(1) Chip resistor shall be stored in a room where temperature and humidity must be controlled.
(temperature 5 to 35℃, humidity 45 to 85% RH) However, a humidity keep it low, as it is
possible.
(2) Chip resistor shall be stored as direct sunshine doesn’t hit on it.
(3) Chip resistor shall be stored with no moisture, dust, a material that will make solderability
inferior, and a harmful gas (Chloridation hydrogen, sulfurous acid gas, and sulfuration
hydrogen)
8-2 Care note for operating and handling
(1) It is necessary to protect the edge and protection coat of resistors from mechanical stress.
(2) Handle with care when printing circuit board (PCB) is divided or fixed on support body,
(3)
(4)
(5)
(6)
because bending of printing circuit board (PCB) mounting will make mechanical stress for
resistors.
Resistors shall be used with in rated range shown in specification. Especially, if voltage more
than specified value will be loaded to resistor, there is a case it will make damage for
machine because of temperature rise depending on generating of heat, and increase
resistance value or breaks.
In case that resistor is loaded a rated voltage, it is necessary to confirms temperature of a
resistor and to reduce a load power according to load reduction curve, because a temperature
rise of a resistor depends on influence of heat from mounting density and neighboring
element.
Observe Limiting element voltage and maximum overload voltage specified in each
specification
If there is possibility that a large voltage (pulse voltage, shock voltage) charge to resistor, it
is necessary that operating condition shall be set up before use.