PIANO SWITCHES (HALF PITCH)
RoHS compliant
CHP
INTERNAL STRUCTURE
⑦
⑧
②
⑤
①
⑥
Part name
③
④
Material
Flammability
■ FEATURES
①
Cover
Polyphenylenesulphide
ORoHS compliant
OHigh-reliability
②
Slider
Polyamide
③
Housing
④
Slider contact
⑤
Fixed contact
■ APPLICATIONS
⑥
Terminal pin
O Communication devices, AV • OA equipment and
computer peripherals
⑦
Piano lever
Polyamide
⑧
Piano cover
Polyphenylenesulphide
UL94V-0
Polyphenylenesulphide
Copper alloy, Gold-plated
–
UL94V-0
■ 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
ON direction
0：Upper
1：Lower
※ Please refer to the LIST OF PART NUMBERS when placing orders.
包装形態
Form of packaging
T ：Taping (Reel)
Blank：Bulk in plastic bag
CHP
PIANO SWITCHES (HALF PITCH)
■ LIST OF PART NUMBERS
No. of bits
ON direction
Upper
2
Lower
Upper
4
Lower
Upper
8
Lower
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
※ 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
■ ELECTRICAL CHARACTERISTICS
Contact rating
Non-switching
Switching
Minimum
DC50 V 100 mA
DC6 V, 100 mA DC24 V, 25 mA
DC20 mV 1 μA
Non-washable
Approx. 0.16 g (CHP-02), Approx. 0.25 g (CHP-04),
Approx. 0.43 g (CHP-08)
Contact resistance
Insulation resistance
Dielectric strength
50 mΩ maximum
1000 MΩ (DC100 V) minimum
AC500 V, 60 s
■ MECHANICAL CHARACTERISTICS
■ ENVIRONMENTAL CHARACTERISTICS
Operation angle
22 °
Operation force
5 N {0.51 kgf} maximum
Vibration
Stop strength
Solderability
Soldering heat
10 N {1.02 kgf} 60 s
245 ± 3 °C, 2 ~ 3 s
Reflow：255 °C (Peak temperature)
Please refer to the profile below）
Manual soldering：
350 ± 10 °C, 3 ~ 4 s
Shear (Adhesion)
5 N {0.51 kgf} 10 s
Substrate bending
Width 90 mm, bend 3 mm, 5 s, 1 time
Shock
490 m/s2, 11 ms
6 directions for 3 times each
Load life
Continuous load 1000 cycles,
DC6 ± 0.5 V, 100 ± 10 mA
Humidity
−10 ~ 65 °C, Relative humidity 0 ~ 96 %,
24 h for 10 cycles
High temp. exposure
85 °C, 96 h
Low temp. exposure
−40 °C, 96 h
Thermal shock
Pull-off strength
5 N {0.51 kgf} 10 s
{ } : Reference only
Amplitude 1.5 mm or Acceleration 98 m/s2,
10-500 Hz, 3 directions for 10 cycles each
− 40 (0.5 h) ~ 85 °C (0.5 h), 5 cycles
CHP
PIANO SWITCHES (HALF PITCH)
Reflow profile for soldering heat evaluation〉
(℃)
250
Peak : 250
+5
0
℃
Temperature
Over 230 ℃
200
150
Pre Heating Zone
180 C
150 C
90±30 s
100
30±10 s
50
Heating time
Soldering Zone
Reflow : two times maximum
■ OUTLINE DIMENSIONS
Unless otherwise specified, tolerance : ± 0.3 (Unit : mm)
OCHP-020A
OCHP-021A
4.6
4.6
3.8
0.6
0.8
0.8
0.6
22
22
Producion date code
Schematic
0.15 +0.1
–0.05
0.15 +0.1
–0.05
4.6
22
8
0.8
0.4 min
0.6
0.8
22
Producion date code
0.1±0.1
1.65±0.2
4.6
Schematic
Schematic
0.1±0.1
4.6
Producion date code
0.4 +0.1
–0.05
1.27±0.15
0.6
0.4 +0.1
–0.05
1.27±0.15
1.65±0.2
0.4 min
0.75
0.75
8
5.9
4.6
1.65±0.2
OCHP-021B
0.4 min
OCHP-020B
0.4 +0.1
–0.05
1.27±0.15
0.4 min
1.65±0.2
5.9
0.4 +0.1
–0.05
1.27±0.15
0.1±0.1
0.1±0.1
4.6
Schematic
4.6
Producion date code
5.6 +0.3
0
5.9
0.75
0.75
5.9
3.8
0.15 +0.1
–0.05
5.6 +0.3
0
0.15
+0.1
–0.05
CHP
PIANO SWITCHES (HALF PITCH)
■ OUTLINE DIMENSIONS
Unless otherwise specified, tolerance : ± 0.3 (Unit : mm)
OCHP-040A
OCHP-041A
7.1
7.1
3.8
0.6
0.8
0.8
0.6
22
22
Producion date code
Producion date code
0.4 +0.1
–0.05
0.1±0.1
0.4 +0.1
–0.05
1.65±0.2
0.15 +0.1
–0.05
8
0.8
0.4 min
22
4.6
0.1±0.1
0.4 +0.1
–0.05
Schematic
1.65±0.2
0.4 +0.1
–0.05
1.27±0.15
OCHP-081A
12.2
1.65±0.2
12.2
3.8
5.9
0.75
0.75
5.9
3.8
0.15 +0.1
–0.05
5.6 +0.3
0
0.15 +0.1
–0.05
0.6
0.8
0.8
0.6
22
22
0.4 +0.1
–0.05
1.27±0.15
1.65±0.2
Schematic
4.6
Schematic
Producion date code
0.1±0.1
0.1±0.1
4.6
Producion date code
0.4 +0.1
–0.05
1.27±0.15
1.65±0.2
5.6 +0.3
0
4.6
Producion date code
Schematic
0.1±0.1
0.6
22
Producion date code
OCHP-080A
0.4 min
0.75
0.75
8
5.9
7.1
0.6
0.8
1.27±0.15
0.4 min
0.15 +0.1
–0.05
7.1
1.65±0.2
OCHP-041B
0.4 min
OCHP-040B
1.27±0.15
5.9
0.1±0.1
Schematic
4.6
4.6
Schematic
1.27±0.15
5.6 +0.3
0
5.9
0.75
0.75
5.9
3.8
0.15 +0.1
–0.05
5.6 +0.3
0
0.15 +0.1
–0.05
CHP
PIANO SWITCHES (HALF PITCH)
■ OUTLINE DIMENSIONS
Unless otherwise specified, tolerance : ± 0.3 (Unit : mm)
8
0.8
0.4 min
22
0.6
22
Producion date code
Schematic
0.1±0.1
Schematic
4.6
4.6
Producion date code
0.1±0.1
0.4 min
0.75
0.75
0.6
0.8
0.4 +0.1
–0.05
1.27±0.15
0.4 min
0.15 +0.1
–0.05
12.2
8
5.9
+0.1
–0.05
5.9
0.15
12.2
OCHP-081B
0.4 min
OCHP-080B
1.65±0.2
0.4 +0.1
–0.05
1.27±0.15
1.65±0.2
■ RECOMMENDED P.C.B. PAD DIMENSIONS
O2 bits A type
B type
1.27
7.62
1.27
1.6
5.08
1.27
0.76
0.76
O4 bits A type
B type
1.27 N (N = 1 ~ 3) = 3.81
7.62
1.27
1.6
5.08
1.27 N (N = 1 ~ 3) = 3.81
0.76
0.76
O8 bits A type
B type
1.27 N (N = 1 ~ 7) = 8.89
0.76
7.62
1.27
1.6
5.08
1.27 N (N = 1 ~ 7) = 8.89
0.76
CHP
PIANO SWITCHES (HALF PITCH)
■ PACKAGING SPECIFICATIONS
<Taping packaging specifications>
OTaping version is packaged in 500 pcs. per reel. Orders
will be accepted for units of 500 pcs., i.e., 500, 1000,
1500 pcs., etc.
Maximum number of consecutive missing pieces=2
Leader length and reel dimension are shown in the
diagrams below:
OTaping version is boxed with two reels.
OReel dimensions
OEmbossed tape dimensions
(Unit: mm)
(Conforms to JIS C 0806-3)
(In accordance with EIAJ ET-7200A)
17.4±1 (2, 4 bits)
25.4±1 (8 bits)
Empty
Filled
φ 21±0.8
End
φ 50 min. (2, 4 bits)
φ 100±1 (8 bits)
Empty
2±0.5
Head
40 mm min.
20 pitches min.
φ 13±0.2
400 mm min.
Direction of feed
21.4±1 (2, 4 bits)
29.4±1 (8 bits)
φ 254±2
12±0.1
4±0.1
2±0.1
5.3
Direction of feed
Direction of feed
0.4±0.1
Installation example
(CHP-041A)
16
Installation example
(CHP-021B)
φ 1.5 +0.1
0
1.75±0.1
0.4±0.1
7.5±0.1
2±0.1
(Unit : mm)
16
12±0.1
4±0.1
7.5±0.1
φ 1.5 +0.1
0
O4 bits
1.75±0.1
O2 bits
5.3
2±0.1
0.4±0.1
Installation example
(CHP-081B)
〈Bulk pack specifications〉
24
12±0.1
4±0.1
11.5±0.1
φ 1.5 +0.1
0
1.75±0.1
O8 bits
Direction of feed
5.3
O The smallest unit of bulk pack in a plastic bag is 10 pcs.
per pack. Orders will be accepted for unit of minimum
10 pcs., i.e., 10, 20, 30 pcs., etc.
O Boxing of bulk in a plastic bag is performed with 50
pcs. (Standard 100 pcs.) per box.