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LS9J2M-1SR-T

Description
KEYPAD SWITCH, SPST, MOMENTARY, 0.02A, 12VDC, 2.25 N, SURFACE MOUNT-STRAIGHT
CategoryMechanical and electronic products    switch   
File Size201KB,2 Pages
ManufacturerCITIZEN
Websitehttp://ce.citizen.co.jp/e/index.html
Download Datasheet Parametric View All

LS9J2M-1SR-T Overview

KEYPAD SWITCH, SPST, MOMENTARY, 0.02A, 12VDC, 2.25 N, SURFACE MOUNT-STRAIGHT

LS9J2M-1SR-T Parametric

Parameter NameAttribute value
MakerCITIZEN
Reach Compliance Codeunknown
ECCN codeEAR99
Is SamacsysN
body width3.2 mm
body height1.7 mm
Body length or diameter6 mm
Circuit configuration1X1
Maximum contact bounce time20 ms
Maximum contact current (DC)0.02 A
Contact (DC) maximum rated R load.02A@12VDC
Maximum contact voltage (DC)12 V
Electrical life50000 Cycle(s)
illuminationRED LED
Manufacturer's serial numberLS9
Installation featuresSURFACE MOUNT-STRAIGHT
Number of switches1
Maximum operating force2.25 N
Maximum operating temperature80 °C
Minimum operating temperature-30 °C
method of packingTAPE AND REEL
surface mountNO
Switch actionMOMENTARY
switch functionSPST
Switch typeKEYPAD SWITCH
Termination typeSOLDER
Base Number Matches1
●●●●●●●●●●
照光式
LS9 Series 
Illuminated Type
LS9 Series
■ 特徴
Features
1. The compact size allows high layout
flexibility and freedom of application in
combination with other components,
making set design easy.
2. LEDs are located in each corner of the
switch the following internal
configurations are possible : One LED
(one of one color), or two LEDs (two of
one color or two colors with one LED
of each).
3. Reflow soldering is possible using a
reflow furnace.
3.2(L)×6.0(W)×2.5
(H)
mm
1. 小型であるため実用上のレイアウトの
融通性が高く、
他のコンポーネントと
の共用により大きな自由度を与え、
セット設計が容易に行えます。
2. LEDはスイッチのサイドに配½されま
すが、
1個(1色×1個)、
2個(2色×各1
個又は1色×2個)の内蔵が可½です。
3. リフロー炉によるはんだ付けができま
す。
●外½寸法図
3
Outline drawing
3.2
6
K2
2.5
1.1
1.7
0.5
A2
S1
A1
S2
K1
回路図
0.8
0.8
0.9
Circuit diagram
1.45
2.9
0.65
1
※UR,HRは極性が逆です。
※Polarity is reversed
 on the UR and HR.
0.8
1.9
1.9
1.3
●½品コード
Product code
単½
Unit
: mm
LS9
J 2 M - 1 PG
〈シリーズ
Series〉
/
-T
推奨はんだ付けパターン
The following soldering patterns are recommended for
reflow-soldering:
スイッチ高さ
J 2.5mm
Thickness
操½荷重
リフローはんだ用
Operating force
For reflow soldering
0.55 0.55
0.8 0.8 0.8
2 1.76N
(180gf)
3 2.35N
(240gf)
スイッチバネ種類
Kind of switch spring
M スイッチ
Switch
1.45
4.3
1.45
LED付きの½½及び数
Location and number of LED(s)
LEDの½½及び数を下図(※)の1,2のコードNo.から選択
Choose the number and position of the LEDs from the code Nos.1
and 2 in the diagram below(※).
LED発光色(LED付のみ)
Color of LED
LED発光色(LED付のみ)
Color of another LED
LEDの数が2ヶになる場合
Applicable only to two LEDs version
包装½態
Packing mode
無記入 バルク包装
Non-coded Bulk packing
(※)
LED付きの½½
及び数
Location and
number of LED(s)
(※) コードNo.2のタイプのLEDはスイッチの中心から見て左側が長波長、
右側が短波長の色とします。
LED1ヶ付の場合、
左側にLEDを付けます。
(※) The code No.2 LED type is colored to emit long-wavelength light from the left side and short
T テーピング(基本納入½態)
T Taping (standard mode)
コードNo.
Code No.
1 
2
wavelength light from the right side, when the switch is viewed from the center. Where only one
LED is attached, it will be the LED on the left side.
108
CITIZEN ELECTRONICS CO., LTD. JAPAN 2010.12
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