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RA / RB series
Feature
1. Low cost, high stability, execllent endurance against thermal shock
2. Radial type : RA - straight wire, RB & RC - formed wire
3. Temperature sensing and control, compensation, measurement
4. Dimension can be discussed
Applications
- On-board temperature sensor, Air conditioner, Refrigerator, Heater
Part Number
RB
(1)
104
(2)
F
(3)
3970
(4)
F
(5)
01
(6)
(1)
Wire type
RA(Straight) , RB(Forming A), RC(Forming B)
(2)
Resistance value
104 = 100 kohm [10×10 4ohm] @ 25
(3)
Resistance tolerance
F : ±1% of Nominal Resistance
(4)
B(25/85) value
3970K
(5)
B value tolerance
F : ±1% of Nominal B value
(6)
Series no.
01, 02, 03, 04,09 etc
Special parts
℃ ± 0.2℃
Powder coating [Blue], ROHS compliant [Pb-free]
Shape & Dimension
Coating layer
Solder plated Cu wire(d)
unit : mm
Type
C
D
K
RB
4.0max
4.0max
6.5 max
Code
L
P
T
d
32 0.5
2.5
3.0max
0.45
±
remark
Description
Code
RA
Straight
FA
Frame Straight
RB
Forming A
FB
Frame Forming
RC
Forming B
Shape [ Lead wire type ]
Shape [ Frame type ]
Description
Internal structure
Joinset Co., Ltd.
3/5
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Performance Specification
No
ITEM
1
Operating Temp. Range
2
Resistance
3
B Value
4
5
Requirements
Test condition
℃ ~ +125℃
-40
℃ in Silicon Oil Bath
Within Tolerance of Resistance
Measured at 25
Within Tolerance of B Value
B25/85[K]= LN(R25/R85)/(1/T25-1/T85)
Max Rated Wattage[mW]
10mW
Measured in the still air
Heat Dissipation Constant
[mW/ ]
2mW/
℃
℃[typical]
Measured in the still air
± ℃ / 85±5% Relative Humidity
1. No Serious mechanical damage
6
7
Accelerated Testing
[KS C IEC 600682-67]
Solderability
1. 85 5
△R ≤ ± 3% (Ref. To initial value)
3. △B ≤ ± 3% (Ref. To initial value)
2. Applied 120% of rated voltage
2.
3. Test hours : 1000hr (1.5hr ON / 0.5hr off)
4. Life cycle time : 2,000,000hr
4. Sample Quantity : 38, Accep. Fail Quanty : 0
1. No Serious mechanical damage
1. 400 , 5sec [electrical soldering iron]
℃
△R ≤ ± 3% (Ref. To initial value)
3. △B ≤ ± 3% (Ref. To initial value)
2.
1. No Serious mechanical damage
8
Humidity Test
1. Test Temp. & Relative Humidity & Time :
△R ≤ ± 3% (Ref. To initial value)
3. △B ≤ ± 3% (Ref. To initial value)
℃ ℃
2.
85 ±5
Thermal Shock
℃ ℃
High Temp.
Storage
△R ≤ ± 3% (Ref. To initial value)
3. △B ≤ ± 3% (Ref. To initial value)
2. Soak Time : 30min ± 3min
2.
The cycles is repeated 100 times
℃ ℃
1. Temp. : +85 ±5
△R ≤ ± 3% (Ref. To initial value)
3. △B ≤ ± 3% (Ref. To initial value)
2. Time : 1000Hrs ± 12Hrs
2.
Let sit at R.T, for 24Hrs then Measure
℃ ℃
1. No Serious mechanical damage
11
Low Temp.
Storage
℃ ℃
1. Temp. : -40 ±5 , +85 ±5
1. No Serious mechanical damage
10
, 85±5% RH, 500± 24Hrs
2. Let sit at room-Temp., for 24Hrs then Measure
1. No Serious mechanical damage
9
1. Temp. : -40 ±5
△R ≤ ± 3% (Ref. To initial value)
3. △B ≤ ± 3% (Ref. To initial value)
2. Time : 1000Hrs ± 12Hrs
2.
Let sit at R.T, for 24Hrs then Measure
SMD chip
chip type
type
SMD
1. No Serious mechanical damage
JT/PI/EW/AS
JT/PI/EW/AS
2. Lead wire type:
a. FA / RA / RB / RI series
1.0kgf apply for 10sec
12
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Tensile Strength
b. JT / PI / EW / AS series
FA/FB/RA/RB/RC
FA/RA/RB/RI
3. SMD Chip type:
Joinset Co., Ltd.
Size
1005
1608
2012
W[kgf]
0.5
1.0
2.0
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Packing Specification
ex) Label
1. Label
code
descriptions
(1)
Part No.
(2)
Lot No.
(3)
Quantity
(4)
Sequence No.
(5)
Inspector
(6)
Inspection Date
(7)
Manufacture
(1)
(2)
RB104F3970F01
1000
(6)
(3)
1000
(1)
(4)
(5)
(7)
RB104F3970F01
2. Packing Quantity
1) Inner box
* 10bags in each Inner Box
* Label : Part no. & Lot no. & Quantity
2) Outer box
(1)
CUSTOMER
(2)
* Outer Box contains 10 Inner Box (100 Bags)
* Label : (1) Part no. & Lot no. & Quantity (2) Customer
3) Packing Quantity
unit : pcs
RB series
01
Carrier Tape
pcs/bag
1,000
-
Inner Box
10,000
-
Outer
100,000
-
Joinset Co., Ltd.
5/5
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