PIANO SWITCHES (HALF PITCH)
CHP
INTERNAL STRUCTURE
⑦
⑧
②
⑤
①
⑥
Part name
RoHS compliant
③
④
Material
Polyphenylenesulphide
Polyamide
Polyphenylenesulphide
UL94V-0
Flammability
■
FEATURES
O
RoHS compliant
O
High-reliability
①
②
③
④
⑤
Cover
Slider
Housing
Slider contact
Fixed contact
Terminal pin
Piano lever
Piano cover
Copper alloy, Gold-plated
–
■
APPLICATIONS
O
Communication devices, AV • OA equipment and
computer peripherals
⑥
⑦
⑧
Polyamide
UL94V-0
Polyphenylenesulphide
■
PART NUMBER DESIGNATION
C H P - 0 4 0 T B
Series name
Shape of terminal
A
：
J-hook
B
：
Gull wing
No. of bits
02
：
2 bits
04
：
4 bits
08
：
8 bits
包装½態
Form of packaging
T
：
Taping (Reel)
Blank
：
Bulk in plastic bag
ON direction
0
：
Upper
1
：
Lower
※
Please refer to the LIST OF PART NUMBERS when placing orders.
CHP
PIANO SWITCHES (HALF PITCH)
■
LIST OF PART NUMBERS
No. of bits
ON direction
Upper
Form of packaging
Taping
Plastic bag
Taping
Plastic bag
Taping
Plastic bag
Taping
Plastic bag
Taping
Plastic bag
Taping
Plastic bag
Shape of terminals
A
（J-hook）
CHP-020TA
CHP-020A
CHP-021TA
CHP-021A
CHP-040TA
CHP-040A
CHP-041TA
CHP-041A
CHP-080TA
CHP-080A
CHP-081TA
CHP-081A
B（Gull
wing）
CHP-020TB
CHP-020B
CHP-021TB
CHP-021B
CHP-040TB
CHP-040B
CHP-041TB
CHP-041B
CHP-080TB
CHP-080B
CHP-081TB
CHP-081B
Pieces in package
500 pcs./reel
50 pcs./pack
500 pcs./reel
50 pcs./pack
500 pcs./reel
50 pcs./pack
500 pcs./reel
50 pcs./pack
500 pcs./reel
50 pcs./pack
500 pcs./reel
50 pcs./pack
2
Lower
Upper
4
Lower
Upper
8
Lower
※
Verify the above part numbers when placing orders.
Taping version can be supplied only in reel units.
■
STANDARD SPECIFICATIONS
Operating temp. range
−
40 ~ 85 °C
Storage temp. range
Sealing
Net weight
Non-washable
Approx. 0.16 g (CHP-02), Approx. 0.25 g (CHP-04),
Approx. 0.43 g (CHP-08)
■
ELECTRICAL CHARACTERISTICS
Contact rating
Non-switching
Switching
Minimum
Contact resistance
Insulation resistance
Dielectric strength
DC50 V 100 mA
DC6 V, 100 mA DC24 V, 25 mA
DC20 mV 1
μA
50 mΩ maximum
1000 MΩ (DC100 V) minimum
AC500 V, 60 s
■
MECHANICAL CHARACTERISTICS
Operation angle
Operation force
Stop strength
Solderability
22 °
5 N {0.51 kgf} maximum
Vibration
10 N {1.02 kgf} 60 s
245
±
3 °C, 2 ~ 3 s
Reflow：255 °C (Peak temperature)
Please refer to the profile below）
Shock
Load life
Humidity
High temp. exposure
Low temp. exposure
Thermal shock
Pull-off strength
5 N {0.51 kgf} 10 s
■
ENVIRONMENTAL CHARACTERISTICS
Amplitude 1.5 mm or Acceleration 98 m/s
2
,
10-500 Hz, 3 directions for 10 cycles each
490 m/s
2
, 11 ms
6 directions for 3 times each
Continuous load 1000 cycles,
DC6
±
0.5 V, 100
±
10 mA
−10
~ 65 °C, Relative humidity 0 ~ 96 %,
24 h for 10 cycles
85 °C, 96 h
−40
°C, 96 h
−
40 (0.5 h) ~ 85 °C (0.5 h), 5 cycles
Soldering heat
Manual soldering：
350
±
10 °C, 3 ~ 4 s
Shear (Adhesion)
Substrate bending
5 N {0.51 kgf} 10 s
Width 90 mm, bend 3 mm, 5 s, 1 time
{ } : Reference only
CHP
PIANO SWITCHES (HALF PITCH)
Reflow profile for soldering heat evaluation
〉
(℃)
250
Temperature
200
150
100
50
Peak : 250
+5
0
℃
Over 230
℃
180 C
150 C
90
±
30 s
30
±
10 s
Heating time
Soldering Zone
Pre Heating Zone
Reflow : two times maximum
■
OUTLINE DIMENSIONS
O
CHP-020A
4.6
0.15
+0.1
–0.05
Unless otherwise specified, tolerance :
±
0.3 (Unit : mm)
O
CHP-021A
4.6
0.15
+0.1
–0.05
5.6
+0.3
0
0.75
0.8
22
Producion date code
4.6
0.6
0.8
0.75
0.6
22
Producion date code
4.6
Schematic
Schematic
0.1
±
0.1
1.65
±
0.2
0.1
±
0.1
0.4
+0.1
–0.05
1.27
±
0.15
0.4
+0.1
–0.05
1.27
±
0.15
1.65
±
0.2
0.4 min
4.6
0.15
+0.1
–0.05
4.6
0.15
+0.1
–0.05
5.9
5.9
8
0.4 min
0.4 min
8
O
CHP-020B
O
CHP-021B
0.75
0.4 min
0.8
22
Producion date code
4.6
0.6
0.8
0.75
0.6
22
Producion date code
Schematic
4.6
Schematic
0.1
±
0.1
1.65
±
0.2
0.1
±
0.1
0.4
+0.1
–0.05
1.27
±
0.15
0.4
+0.1
–0.05
1.27
±
0.15
1.65
±
0.2
5.6
+0.3
0
3.8
5.9
5.9
3.8
CHP
PIANO SWITCHES (HALF PITCH)
■
OUTLINE DIMENSIONS
0.4 min
Unless otherwise specified, tolerance :
±
0.3 (Unit : mm)
0.4 min
O
CHP-080B
12.2
0.15
+0.1
–0.05
O
CHP-081B
12.2
0.15
+0.1
–0.05
5.9
5.9
8
0.75
0.4 min
0.8
22
Producion date code
4.6
0.6
22
Producion date code
4.6
Schematic
Schematic
0.1
±
0.1
0.4
+0.1
–0.05
1.27
±
0.15
1.65
±
0.2
0.1
±
0.1
0.4
+0.1
–0.05
1.27
±
0.15
1.65
±
0.2
■
RECOMMENDED P.C.B. PAD DIMENSIONS
O
2 bits A type
1.27
B type
1.27
5.08
1.6
0.76
1.27
O
4 bits A type
1.27 N (N = 1 ~ 3) = 3.81
0.76
B type
1.27 N (N = 1 ~ 3) = 3.81
5.08
7.62
1.6
0.76
1.27
0.76
O
8 bits A type
1.27 N (N = 1 ~ 7) = 8.89
B type
1.27 N (N = 1 ~ 7) = 8.89
5.08
7.62
1.6
0.76
1.27
0.76
7.62
0.4 min
0.6
0.8
0.75
8
Embedded System
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