三佐部品电气株式会社
Samzo Parts Electronics Co., Ltd.
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Tact switch
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T34A34825N20
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深圳市三佐部品电子有限公司
Shenzhen City Samzo Parts Electronics Co., Ltd.
电话 :0769-82625505 电话 :0769-82625503
邮箱 :sz@samzo.top 网址 :www.kkk-jp.com
世界零部件制造商
- -SAMZO- -
地址:东莞市塘厦镇128长埔工业H109-110栋
全国免费投诉热线:4000059805
规格书编号
规 格 承 认 书
品 名
3.4X4.5 SMT
2011101401
型 号
T34A34825N20
1/9
1.General specification 基本说明
1.1 Scope 范围 This specification covers the requirements for single key switches which have no
key top(TACT SWITCHES:MECHANICAL CONTACT).此规范含盖单推柄和无推柄的轻触开关要求
1.2 Operating Temperature Range 使用温度范围
-20 to+70℃(normal humidity, normal press.) 正常湿度,标准压力
1.3 Storage Temperature Range 保存温度范围
-40 to+85℃(normal humidity, normal press.)
1.4 Test Conditions 测试条件
Tests and measurements shall be made in the following standard conditions unless otherwise
specified: 测试和计量按下列标准条件除非特殊说明
Normal temperature (temperature 5 to 35℃)
标准温度
Normal humidity (relative humidity 45 to85%) 正常湿气
Normal pressure (pressure 860 to 1060 mbars) 标准压力
In case any question arises from the judgment made, tests shall be conducted in the following
conditions:
Temperature
(20±2℃)
温度
Relative humidity
(65±5%)
相对湿度
Pressure
(860 to 1060 mbars) 压力
2.TYPE OF ACTUATION 动作类型
Tactile feedback 轻触返回
3.CONTACT ARRANGEMENT
1 poles
1 throws 接触形式
1 接点 1 回路
(Details of contact arrangement are given in the assembly drawings.)
细接点形式在装配图中
4.MAXIMUM RATINGS
DC
12 V
50
mA 最大额定值
DC
1
10
μA 最小额定值
V
规格书编号
规 格 承 认 书
品 名 3.4X4.5 SMT
2011101401
型 号
T34A34825N20
4/9
6. General specification 性能
6.1 电气的性能
Item 项目
6.1.1
6.1.2
Contact
Resistance
接触电阻
Insulation
Resistance
绝缘电阻
Test Condition 测试条件
Requirements 要求
Applying static load twice the actuating force to the
center of the stem, measurements shall be made
with a 1 kHz small-current contact resistance meter.
100mΩ以下
用两倍的动作力作静负载施加于按钮的中心,并用 1 千赫
小电流接触电阻仪测量
Measurements shall be made following application
of DC100V potential between terminals and
between individual terminals and frame for one
minute.在端子与端子之间,端子与外壳之间施加
100MΩ以上
DC100V,一分钟
6.1.3
Dielectric
withstanding
voltage
电气耐压
AC 250 V (50Hz or60Hz) shall be applied between
terminals and between individual terminals and
frame for one minute. 在端子与端子之间,端子与外壳
之间施加 AC250V(50HZ-60HZ)
There shall be no
breakdown.
无击穿、闪烁现象
Lightly striking the center of the stem at a rate
encountered in normal use (3 to 4 operations per
sec),
Bounce shall be tested when “ON” and “OFF”.
在正常使用中(以每秒 3-4 次周期)轻轻地在手柄中心加
力,在通与断瞬间测试抖动
Switch
6.1.4
Bounce
抖动
DC3-5V
Oscillograph
示波器
5kΩ
t
t
t
为触点抖动时间
10mS 以下
规格书编号
规 格 承 认 书
品 名 3.4X4.5 SMT
型 号
2011101401
T34A34825N20
5/9
6.2 机械的性能
Item 项目
6.2.1
Actuating
Force
动作力
Test Condition 测试条件
Place the switch such that the direction of switch
operation is vertical and then gradually increase
the load applied to the center of the stem, the
maximum load required for the stem to come to a
stop shall be measured.开关的动作方向为垂直放置
Requirements 要求
260 ± 50
gf
开关向推柄中心逐渐地增加负荷直到推柄停止时所
测量的最大负荷
6.2.2
Travel
行程
Place the switch such that the direction of switch
operation is vertical and then apply a static load
twice the actuating force to the center of the
stem, the travel distance for the stem to come to a
stop shall be measured. 开关的动作方向为垂直放
0.25 ± 0.10 mm
置开关,并以双倍动作力的静负荷作用推柄中心,测量
推柄从开始到停止的行程距离
6.2.3
Return Force
返回力
The sample switch is installed such that the
direction of switch operation is vertical and, upon
depression of the stem in its center the whole
travel distance, the force of the stem to return to
its free position shall be measured. 开关的动作方
50 gf min
向为垂直放置开关,在已有行程的推柄中心向上减小
压力,推柄回到自由位置时所测量到的力
6.2.4
Placing the switch such that the direction of
switch operation is vertical, a static load of 3
Static Strength kgf shall be applied in the direction of stem
operation for a period of 60 seconds. 开关的动作
静止强度
方向为垂直放置开关,在推柄动作方向施加 3KG 的静
负荷,60 秒时间
There shall be no sign
of damage
mechanically and
electrically.
无机械的和电气的损伤
迹象
规格书编号
规 格 承 认 书
品 名
3.4X4.5 SMT
型 号
2011101401
T34A34825N20
6/9
6.3 使用耐久性能
Item 项目
6.3.1
6.3.2
6.3.3
6.3.4
Operating
Life
动作寿命
Moisture
Resistance
耐潮湿
Low
Temperature
Resistance
耐低温
Heat
Resistance
耐热
Test Condition 测试条件
Requirements 要求
Measurements shall be made following the test set Contact resistance: 200
forth below:按下列条件进行寿命试验
mΩ Max. 接触电阻
(1)DC 5V 5mA resistive load. DC 5V 5mA 阻性 Insulation resistance :
负载
50 MΩ Min. 绝缘电阻
(2)Rate of operation:2 to 3 operations per
Actuating force: 动作力
second动作频率:2-3 次/每秒
+ 30 %or- 30%of initial
force. ±30%初始动作力
(3)Depression:
260 gf 减压力
Item 6.1.3
(4)Cycles of operation:100,000ycles 动作次数
Item 6. 2.2
ycles:100,000次
Following the test set forth below the sample shall
be left in normal temperature and humidity Contact resistance: 200
conditions for one hour before measurements are mΩ Max. 接触电阻
made: 样品按下列条件进行耐潮湿试验,试验后在正 Insulation resistance :
常温度和湿度条件下放置 1 小时后测定
50 MΩ Min. 绝缘电阻
(1)
Temperature: 60±2℃
温度
Item 6.1.3、6.1.4
(2) Relative humidity: 90 to 95% 相对湿度
Item 6. 2.1~6.2.3
(3)
Time: 96 hours 时 间
Water drops shall be removed. 擦除水珠
Following the test set forth below the sample shall
be left in normal temperature and humidity Contact resistance: 200
conditions for one hour before measurements are mΩ Max. 接触电阻
Insulation resistance :
made:
样品按下列条件进行耐低温试验,试验后在正常温度和 50 MΩ Min. 绝缘电阻
湿度条件下放置 1 小时后测定
Item 6.1.3、6.1.4
Item 6. 2.1~6.2.3
(1)Temperature: -40±2℃
温 度
(2)
Time: 96hours
时 间
Water drops shall be removed. 擦除水珠
Following the test set forth below the sample shall
be left in normal temperature and humidity
conditions for one hour before measurements are
made: 样品按下列条件进行耐热试验,试验后在正常
温度和湿度条件下放置 1 小时后测定
(1)Temperature: 85±2℃ 温 度
(2)
Time: 96 hours 时 间
Contact resistance: 200
mΩ Max. 接触电阻
Insulation resistance :
50 MΩ Min. 绝缘电阻
Item 6.1.3、6.1.4
Item 6. 2.1~6.2.3
规格书编号
规 格 承 认 书
品 名 3.4X4.5 SMT
Item 项目
6.3.5
型 号
6.3.7
T34A34825N20
Test Condition 测试条件
Following ten cycles of high temperature test .The
Sample shall be Placed in Normal temperature and
humidity Conditions for one hour before
measurements are made. During this test, water
drops shall be removed.
样品按下列条件进行高低温循环试验,试验后在
正常温度和温度条件下放置 1 小时后测定
Change
of
A:+85±2℃
温度(℃)
Temperature
B:-40±2℃
1 cycle
温度循环
C:2 小时
A
D:1 小时
0℃
E:2 小时
F:1 小时
B
C
6.3.6
2011101401
Salt Spray
Test
盐雾试验
Vibration
Resistance
耐振动
D
E
F
Requirements 要求
Contact resistance: 200
mΩ Max. 接触电阻
Insulation resistance :
50 MΩ Min. 绝缘电阻
Item 6.1.3、6.1.4
Item 6. 2.1~6.2.3
时间(hour)
Cycling:Five cycles
周 期: 5 次
The salt spray test shall be conducted at the
following conditions : 样品按下列条件进行盐雾
试验
(1)Density(浓度): 溶液(5±1)% Nacl (质量百分
比)
(2)Temperature: 35±2℃
温度
(3)
Time: 24 hours 时 间
Measurements shall be made following the test set
forth below: 按下列条件进行抗振动试验
(1)Range of oscillation:10 to 55Hz 频率范围
(2)Amplitude,pk-to-pk:1.5 mm 振幅:峰-峰 1.5mm
(3)Cycle of sweep: 10-55-10Hz in one minute,
approx.扫描周期: 10-55-10Hz 约一分钟内
(4)Mode of sweep: Logarithmically sweep or
uniform sweep. 扫描方式:对数扫描式恒定扫描
(5)Direction of oscillation: 振动方向
Three
mutually
perpendicular
directions,
including the direction of stem travel. 3 个相互垂
直方向,包括推柄行程方向
(6)2 hours each ,for a total of 6hours.每方向 2 小时.
共 6 小时
7/9
金属件无发黄、生锈
Item 6.1
Item 6. 2.1、6.2.2
规格书编号
规 格 承 认 书
品 名 3.4X4.5 SMT
型 号
Item 项目
6.3.8
Impact
Shock
Resistance
抗冲击
2011101401
8/9
T34A34825N20
Test Condition 测试条件
Requirements 要求
Measurements shall be made following the test set
forth below: 按下列条件进行冲击试验
(1)Acceleration:80g 加速度
(2)Cycles of test :3 cycles each in 6directions, for
a total of 18cycles 试验次数:每个方向 3 次,6 个方向
Item 6.1
Item 6. 2.1、6.2.2
共 18 次
7. 焊接条件:
Item 项目
7.1
Hand
soldering
手工焊接
Recommended conditions 推荐条件
Please practice according to bellow conditions:
(1)Soldering temperature :≤260℃
(2)Continuous soldering time:≤5 S
(3)Capacity of soldering iron:≤20 W
请按以下条件进行焊接:
(1)焊锡温度:≤260℃
(2)连续焊接时间:≤5 S
(3)电铬铁的功率:≤20 W
For the product of SMT ,type solder according to the following conditions
对于 SMT 产品,请按以下条件进行焊接
surface of product temperature
部品表面温度(℃)
230℃
260℃ max. 3sec max.
peak temperature
180℃
150℃
7.2
Automatic
flow
soldering
自动焊接
室温
time 时间(秒)
pre-heating 预热
time inside soldering equipment 炉内通过时间
Caution: the condition mentioned above is a temperature on the PWB surface
on which parts are mounted. There are cases where PWB temperature greatly
differs from switch's surface temperature depending on PWB material, size,
thickness, etc. The switch's surface temperature shall not allowed to exceed
260℃ 注意:以上提及的条件是零部件上 PWB 表面的温度,由于 PWB 的材料、
尺寸、厚度等不同,PWB 从开关表面获得的温度也会有很大产不同,因此,千万
小心不要让开关表面温度超过 260℃
规格书编号
规 格 承 认 书
品 名 3.4X4.5 SMT
型 号
2011101401
T34A34825N20
9/9
8. Other precautions 其他注意事项:
(1) Following the soldering process, do not try to clean the switch with a solvent or the like.
进行焊接过程中,不可以用溶剂或类似品清洗开关
(2) Safeguard the switch assembly against flux penetration from its topside.
防止助焊剂从开关的顶端渗入
(3) Please have the products keep in close status and the storage time is 90 days guaranty after
delivering the goods at most.
交货后保证开关处于封密状态并库存时间 90 天以下
9.REEL PACKAGING 盘装
9.1 Scope 范围
This specification covers the requirements of the reel packaging for SMT standard type of tact
switches. 该规范包含 SMT 标准型拨动开关的绕带封装的要求
9.2 Packaging Materials 封装材料
Item
项 目
Description
说 明
Package
包 装
Cartons
卡通箱
Reel
转 轴
Delete Cartons 可降解箱
Carrier Tape 载 带
Polypropylene
聚丙烯
9.3 Packaging Quantity 封装数量
9.3.1 The number of the reels. 转 轴 数 量
Twenty (20) reels at maximum. Which contain 60K pcs switches
Shall be packed in a package. 一箱装 20 盘,有 60K 只产品
9.3.2 The number of the switches. 产品数量
3K pcs switches shall be packed in a reel. 一个转轴包 3K 只产品
9.3.3 It should be noted that we regard two cartons 对出口包装需注意用两个箱子包装
mentioned above as on package for export.
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