片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
1/13
规格承认书
SPECIFICATION
编号(No):
日期(Date):
客户 (Customer):
品名(Product Name):
片式NTC热敏电阻
恭成料号(QAMCN Part Number):
Chip NTC thermistor
QN0603X104F3950FB
客户规格(Customer’s Part Number):
客户承认 CUSTOMER CONFIRM
承认章
核准
审核
经办人
STAMP
APPROVE
CHECK
SIGNATURE
恭成科技有限公司
Quest for Advanced Materials Electronics Co., Ltd.
营销中心:广东省深圳市龙华新区观澜银星科技大厦 518109
Marketing Center: Yinxing Technology Building, Guanlan, Longhua new district, Shenzhen
电话 Tel: 0086-755-23732935
518109
传真 Fax: 0086-755-23762516
制造中心:河北省唐山市曹妃甸工业区中日生态园
063200
Manufactory: Sino-Japan Eco-industrial park, Caofeidian industrial district, Tangshan, Hebei, China
电话 Tel: 0086-315-7332530
网址 Website: https://www.qamcn.com
邮箱 E-Mail: qam@qamcn.com
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
063200
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
1
外形尺寸
尺寸:见图 1 和表 1
2/13
Shape and Dimensions
PCB 焊盘:见图 2 和表 1
Dimensions: See Fig.1 and Table 1.
Recommended PCB pattern for reflow soldering: See Fig.2 and Table 1
端电极(External electrode)
瓷体(NTC ceramic)
阻焊材料(Solder-resist)
C
涂覆玻璃层(Glass coat)
B
图1
A
图2
Fig.1
B
基板(Land pattern)
Fig.2
表 1(Table 1)
2
单位 unit: inch[mm]
类别 Type
L
W
T
a
0603
0.063±0.006
0.031±0.006
0.031±0.006
0.012±0.008
[1608]
[1.6±0.15]
[0.8±0.15]
[0.8±0.15]
[0.3±0.2]
A
B
C
[0.6-0.8]
[0.6-0.7]
[0.6-0.8]
产品标识(料号) Product Identification(Part Number)
QN
0603
X
104
F
3950
F
B
①
②
③
④
⑤
⑥
⑦
⑧
④ 25℃的零功率电阻
Nominal Zero-Power Resistance
① 类别 Type
QN
片式 NTC 热敏电阻器
Chip NTC Thermistor
② 外形尺寸(mm)
External Dimensions (L×W×T)
0201[0603]
0.60×0.30×0.30
0402[1005]
1.00×0.50×0.50
0603[1608]
1.60×0.80×0.80
0805[2012]
2.00×1.25×0.85
1206[3216]
3.20×1.60×0.85
472
4.7kΩ
683
68kΩ
104
100kΩ
F
±1%
G
±2%
H
±3%
3600K
3950
3950K
4500
4500K
J
±5%
F
±1%
H
±3%
⑧ B 值计算方式
B constant calculation method
X
3
3600
⑦ B 值公差
Tolerance of B Constant
⑤ 电阻值公差
Tolerance of Resistance
③ 分隔符 Delimiter
⑥ B 值常数 B Constant
A
25℃&85℃
B
25℃&50℃
电气特性 Electrical Characteristics
电阻值
B 常数
B 常数
型号
Resistance
B Constant
B Constant
Part No
(25℃)
(25/50℃)
(25/85℃)
(kΩ)
(K)
(K)
100±1%
3950±1%
QN0603X104F3950FB
3987
允许工作电流
Permissible
Operating Current
( 25℃)
(mA)
0.10
耗散系数
Dissipation
Factor
(mW/℃)
1.0
热时间常数
Thermal
Time
Constant
(s)
<5
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
额定功率
Rated Electric
Power(25℃)
(mW)
100
工作温度
Operating
ambient
temperature
(℃)
-40~+125
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
检验和测试程序
4
4
测试条件
Test and Measurement Procedures
Test
如无特别规定,检验和测试的标准大气环境条件如下:
3/13
Conditions
Unless otherwise specified, the standard atmospheric
a. 环境温度:20±15℃;
conditions for measurement/test as:
b. 相对湿度:65±20%;
a. Ambient Temperature: 20±15℃
c. 气压:86 kPa~106 kPa
b. Relative Humidity: 65±20%
如果对测试结果有异议,则在下述条件下测试:
c. Air Pressure: 86kPa to 106kPa
a. 环境温度:25±2℃;
If any doubt on the results, measurements/tests should
b. 相对湿度:65±5%
be made within the following limits:
c. 气压:86kPa ~ 106kPa
a. Ambient Temperature: 25±2℃
b. Relative Humidity: 65±5%
c. Air Pressure: 86kPa to 106kPa
5
检查设备
Inspection
Equipment
外观检查:20 倍放大镜;
Visual Examination: 20×magnifier
阻值检查:热敏电阻测试仪
Resistance value test: Thermistor resistance tester
电性测试
序号 No.
Electrical Test
项目 Items
25℃零功率电阻值
1
Nominal Zero-Power Resistance at
25℃(R25)
测试方法及备注 Test Methods and Remarks
环境温度 Ambient temperature:25±0.05℃
测试功率 Measuring electric power:≤0.1mW
分别在环境温度 25±0.05℃, 50±0.05℃或 85±0.05℃下测量电阻值。
Measure the resistance at the ambient temperature of 25±0.05℃, 50±0.05℃ or
B 值常数
2
Nominal B Constant
85±0.05℃.
B(25-50℃)=
lnR25 −lnR50
1⁄T25 −1⁄T50
B(25-85℃)=
lnR25 −lnR85
1⁄T25 −1⁄T85
T:绝对温度(K)Absolute temperature (K)
在零功率条件下,当热敏电阻的环境温度发生急剧变化时,热敏电阻元件产生
最初温度 T0 与最终温度 T1 两者温度差的 63.2%的温度变化所需要的时间,通
常以秒(S)表示。
The total time for the temperature of the thermistor to change by 63.2% of the
difference from ambient temperature T0 (℃) to T1 (℃) by the drastic change of the
power applied to thermistor from Non-zero Power to Zero-Power state, normally
expressed in second(S).
3
热时间常数
Thermal Time Constant
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
4/13
在一定环境温度下,NTC 热敏电阻通过自身发热使其温度升高 1℃时所需要的
功率,通常以 mW/℃表示。可由下面公式计算:
The required power which makes the NTC thermistor body temperature raise 1℃
耗散系数
4
through self-heated, normally expressed in milliwatts per degree Celsius (mW/℃). It
Dissipation Factor
can be calculated by the following formula:
δ=
在环境温度 25℃下因自身发热使表面温度升高 100℃所需要的功率。
额定功率
5
The necessary electric power makes thermistor’s temperature rise 100℃ by
Rated Power
self-heating at ambient temperature 25℃.
在静止空气中通过自身发热使其升温为 1℃的电流。
允许工作电流
6
6
W
T−T0
The current that keep body temperature of chip NTC on the PC board in still air
Permissible operating current
rising 1°C by self-heating.
信赖性试验 Reliability Test
项目
Items
测试标准
Standard
测试方法及备注
Test Methods and Remarks
将晶片焊接在测试基板上(如右图所示的环氧玻璃布板),按箭头
端电极无脱落且瓷体无损伤。
所示方向施加作用力;
No removal or split of the termination
Solder the chip to the testing jig (glass epoxy board shown in the right)
or other defects shall occur.
using eutectic solder. Then apply a force in the direction of the arrow.
端头附着力
Terminal
要求
Requirements
IEC 60068-2-21
Strength
尺寸 Size
F
0201, 0402, 0603
5N
0805
10N
保持时间 Duration
10±1s
将晶片焊接在测试基板上(如右图所示的环氧玻璃布板),按下图
①
箭头所示方向施加作用力;
无外观损伤。
No visible damage.
Solder the chip to the test jig (glass epoxy board shown in the right)
②
∣∆R25/R25∣≤5%
using a eutectic solder. Then apply a force in the direction shown as
单位 unit:mm
follow;
抗弯强度
Resistance
IEC 60068-2-21
to Flexure
尺寸
弯曲变形量
Size
Flexure
0201,
1mm
0402, 0603, 0805
2mm
施压速度
Pressurizing
Speed
<0.5mm/s
类型 Type
a
b
c
0201
0.25
0.3
0.3
0402
0.4
1.5
0.5
0603
1.0
3.0
1.2
0805
1.2
4.0
1.65
保持时间
Duration
10±1s
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
①
5/13
将晶片焊接在测试基板上(如右图所示的环氧玻璃布板)
;
无外观损伤。
Solder the chip to the testing jig (glass epoxy board shown in the
No visible damage.
left) using eutectic solder.
②
晶片以全振幅为 1.5mm 进行振动,频率范围为 10Hz ~55 Hz;
The chip shall be subjected to a simple harmonic motion having
total amplitude of 1.5mm, the frequency being varied uniformly
振动
Vibration
IEC 60068-2-80
between the approximate limits of 10 and 55 Hz.
③
振动频率按 10Hz→55Hz→10Hz 循环,周期为 1 分钟,在空间
三个互相垂直的方向上各振动 2 小时(共 6 小时)
。
The frequency ranges from 10 to 55 Hz and return to 10 Hz shall
be traversed in approximately 1 minute. This motion shall be
applied for a period of 2 hours in each 3mutually perpendicular
directions (total of 6 hours).
坠落
Dropping
IEC 60068-2-32
可焊性
Solderability
IEC 60068-2-58
从 1m 的高度让晶片自由坠落至水泥地面 10 次。
无外观损伤。
Drop a chip 10 times on a concrete floor from a height of 1 meter.
No visible damage.
①
①
焊接温度 Solder temperature: 245±5℃.
②
浸渍时间 Duration: 3±0.3s.
③
焊锡成分 Solder: Sn/3.0Ag/0.5Cu.
④
助焊剂 Flux: (重量比)25%松香和 75%酒精
No visible damage.
②
Resistance
Wetting
to Soldering
焊接温度 Solder temperature: 260±5℃.
②
浸渍时间 Duration: 10±1s.
③
焊锡成分 Solder: Sn/3.0Ag/0.5Cu.
④
助焊剂 Flux: (重量比)25%松香和 75%酒精
⑤
Heat
shall
exceed
coverage.
①
IEC 60068-2-58
元件端电极的焊锡覆盖率不小于
95%。
25% Resin and 75% ethanol in weight.
耐焊性
无外观损伤;
①
无外观损伤;
No visible damage.
25% Resin and 75% ethanol in weight.
②
∣∆R25/R25∣≤5%
试验后标准条件下放置 1~2 小时后测量。
③
∣∆B/B∣≤2%
①
无外观损伤;
The chip shall be stabilized at normal condition for 1~2 hours
before measuring.
①
无负载于下表所示的环境条件下重复 5 次。
5 cycles of following sequence without loading.
温度周期
Temperature
IEC 60068-2-14
cycling
②
步骤 Step
温度 Temperature
时间 Time
1
-40±5℃
30±3min
2
25±2℃
5±3min
3
125±2℃
30±3min
②
∣∆R25/R25∣≤3%
4
25±2℃
5±3min
③
∣∆B/B∣≤2%
①
无外观损伤;
No visible damage.
试验后标准条件下放置 1~2 小时后测量。
The chip shall be stabilized at normal condition for 1~2 hours
before measuring.
①
高温存放
Resistance
to dry heat
在 125±5℃空气中,无负载放置 1000±24 小时。
125±5℃ in air, for 1000±24 hours without loading.
IEC 60068-2-2
②
试验后标准条件下放置 1~2 小时后测量。
The chip shall be stabilized at normal condition for 1~2 hours
No visible damage.
②
∣∆R25/R25∣≤5%
③
∣∆B/B∣≤2%
before measuring.
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
95%
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
①
低温存放
Resistance
在-40±3℃空气中,无负载放置 1000±24 小时。
6/13
①
-40±3℃ in air, for 1000±24 hours without loading.
②
IEC 60068-2-1
to cold
无外观损伤;
No visible damage.
试验后标准条件下放置 1~2 小时后测量。
The chip shall be stabilized at normal condition for 1~2 hours
②
∣∆R25/R25∣≤5%
③
∣∆B/B∣≤2%
①
无外观损伤;
before measuring.
①
在 40±2℃,相对湿度 90~95%空气中,无负载放置 1000±24 小
时。
湿热存放
Resistance
to damp heat
40±2℃, 90~95%RH in air, for 1000±24 hours without loading.
IEC 60068-2-78
②
No visible damage.
试验后标准条件下放置 1~2 小时后测量。
②
∣∆R25/R25∣≤3%
The chip shall be stabilized at normal condition for 1~2 hours
③
∣∆B/B∣≤2%
①
无外观损伤;
before measuring.
高温负荷
Resistance
to high
temperature
load
7
①
在 85±2℃空气中,施加允许工作电流 1000±48 小时。
85±2℃in air with permissive operating current for 1000±48 hours
IEC 60539-1
5.25.4
②
试验后标准条件下放置 1~2 小时后测量。
The chip shall be stabilized at normal condition for 1~2 hours
No visible damage.
②
∣∆R25/R25∣≤5%
③
∣∆B/B∣≤2%
before measuring.
编带 Taping
类型 Type
0201
0402
0603
0805
编带厚度
Tape thickness(mm)
0.5±0.15
0.5±0.15
0.8±0.15
0.85±0.2
编带材质
Tape material
每盘数量
Quantity per Reel
纸带
15K
10K
Paper Tape
4K
4K
(1) 编带图 Taping Drawings
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
(2) 纸带尺寸 Paper Tape Dimensions
7/13
(单位 Unit:mm)
QN0201 系列
QN0201 series
QN0402 系列
QN0402 series
QN0603 系列
QN0603 series
QN0805 系列
QN0805 series
(3) 卷盘尺寸 Reel Dimensions(单位 Unit:mm)
4.3±0.2
9.0±1.5
2.45±0.2
4.0±0.1
5.0±0.1
58±2.0
13.5±0.2
3.0±0.1
178±2.0
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
储存
8
8
储存条件
Storage Conditions
a. 储存温度:-10℃~40℃
a. Storage Temperature: -10℃~40℃
b. 相对湿度:≤75%RH
b. Relative Humidity: ≦75%RH
c. 避免接触粉尘、腐蚀性气氛和阳光
c. Keep away from corrosive atmosphere and sunlight.
注意事项
Storage
储存期限:产品交付后 6 个月
9
8/13
QN 系列热敏电阻不可在以下条件下工作或储存:
(1) 腐蚀性气体或还原性气体
(氯气、硫化氢气体、氨气、硫酸气体、一氧化氮等)。
(2) 挥发性或易燃性气体
(3) 多尘条件
Period of Storage: 6 Months after delivery
9 Notes & Warnings
The QN series thermistors shall not be operated and
stored under the following environmental condition:
(1) Corrosive or deoxidized atmospheres
(such as chlorine, sulfurated hydrogen, ammonia, sulfuric
acid, nitric oxide and so on)
(2) Volatile or inflammable atmospheres
(4) 高压或低压条件
(3) Dusty condition
(5) 潮湿场所
(4) Excessively high or low pressure condition
(6) 存在盐水、油、化学液体或有机溶剂的场所
(5) Humid site
(7) 强烈振动
(8) 存在类似有害条件的其他场所
(6) Places with brine, oil, chemical liquid or organic
solvent
(7) Intense vibration
(8) Places with analogously deleterious conditions
QN 系列热敏电阻的陶瓷属于易碎材料,使用时不可
The ceramic body of the QN series thermistors is fragile,
no excessive pressure or impact shall be exerted on it.
The QN series thermistors shall not be operated beyond
the specified “Operating Temperature Range” in the
catalog.
施加过大压力或冲击。
QN 系列热敏电阻不可在超过目录规定的温度范围情
况下工作。
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
10 建议焊接条件
10 Recommended Soldering Technologies
Re-flowing Profile
回流焊
温升 1~2℃/sec.
1~2℃/sec. Ramp
预热:150~170℃/90±30 sec.
Pre-heating: 150~170℃/90±30 sec.
大于 240℃时间:20~40sec
Time above 240℃: 20~40 sec.
峰值温度:最高 260℃/10 sec.
Peak temperature: 260℃Max./10 sec.
焊锡:Sn/3.0Ag/0.5Cu
Solder paste: Sn/3.0Ag/0.5Cu
回流焊:最多 2 次
Max.2 times for re-flowing
手工焊
Iron Soldering Profile
烙铁功率:最大 20W
Iron soldering power: Max.20W
预热:150℃/60sec.
Pre-heating: 150℃/60sec.
烙铁头温度:最高 280℃
Soldering Tip temperature: 280℃Max.
焊接时间:最多 3sec.
Soldering time: 3 sec Max.
焊锡:Sn/3.0Ag/0.5Cu
Solder paste: Sn/3.0Ag/0.5Cu
手工焊:最多 1 次
Max.1 times for iron soldering
[注:不要使烙铁头接触到端头]
[Note: Take care not to apply the tip of
the soldering iron to the terminal electrodes.]
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
9/13
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
11 R-T 表
10/13
R-T table
QN0603X104F3950FB
温度
R 最小值
R 中心值
R 最大值
阻值公差
温度公差
Temp. (℃)
R_Min (Kohm)
R_Cent (Kohm)
R_Max (Kohm)
Res TOL.
Temp. TOL.(℃)
-40
3,299.275
3,452.748
3,613.000
4.64%
0.67
-39
3,086.507
3,227.909
3,375.451
4.57%
0.66
-38
2,888.916
3,019.247
3,155.143
4.50%
0.66
-37
2,705.320
2,825.494
2,950.711
4.43%
0.65
-36
2,534.636
2,645.486
2,760.908
4.36%
0.65
-35
2,375.874
2,478.161
2,584.594
4.29%
0.64
-34
2,228.123
2,322.542
2,420.720
4.23%
0.64
-33
2,090.549
2,177.736
2,268.333
4.16%
0.63
-32
1,962.386
2,042.922
2,126.550
4.09%
0.63
-31
1,842.930
1,917.347
1,994.569
4.03%
0.62
-30
1,731.535
1,800.319
1,871.649
3.96%
0.61
-29
1,627.605
1,691.203
1,757.110
3.90%
0.61
-28
1,530.593
1,589.414
1,650.330
3.83%
0.60
-27
1,439.996
1,494.413
1,550.732
3.77%
0.60
-26
1,355.349
1,405.707
1,457.791
3.71%
0.59
-25
1,276.225
1,322.839
1,371.019
3.64%
0.59
-24
1,202.069
1,245.222
1,289.795
3.58%
0.58
-23
1,132.704
1,172.662
1,213.908
3.52%
0.58
-22
1,067.789
1,104.798
1,142.976
3.46%
0.57
-21
1,007.012
1,041.298
1,076.644
3.39%
0.56
-20
950.083
981.854
1,014.586
3.33%
0.56
-19
896.736
926.182
956.500
3.27%
0.55
-18
846.723
874.020
902.107
3.21%
0.55
-17
799.816
825.125
851.151
3.15%
0.54
-16
755.802
779.274
803.393
3.10%
0.53
-15
714.487
736.257
758.614
3.04%
0.53
-14
675.688
695.883
716.610
2.98%
0.52
-13
639.237
657.974
677.193
2.92%
0.51
-12
604.978
622.365
640.187
2.86%
0.51
-11
572.767
588.902
605.432
2.81%
0.50
-10
542.468
557.444
572.776
2.75%
0.49
-9
513.958
527.858
542.081
2.69%
0.49
-8
487.119
500.023
513.217
2.64%
0.48
-7
461.844
473.824
486.065
2.58%
0.47
-6
438.034
449.155
460.513
2.53%
0.47
-5
415.595
425.920
436.458
2.47%
0.46
-4
394.410
403.995
413.772
2.42%
0.45
-3
374.434
383.332
392.403
2.37%
0.45
-2
355.589
363.850
372.266
2.31%
0.44
-1
337.807
345.475
353.283
2.26%
0.43
0
321.020
328.139
335.382
2.21%
0.43
1
305.185
311.793
318.513
2.16%
0.42
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
11/13
2
290.224
296.357
302.590
2.10%
0.41
3
276.083
281.775
287.557
2.05%
0.40
4
262.713
267.995
273.357
2.00%
0.40
5
250.067
254.969
259.940
1.95%
0.39
6
238.082
242.628
247.236
1.90%
0.38
7
226.741
230.956
235.227
1.85%
0.37
8
216.007
219.915
223.872
1.80%
0.37
9
205.845
209.467
213.132
1.75%
0.36
10
196.220
199.576
202.969
1.70%
0.35
11
187.106
190.215
193.357
1.65%
0.34
12
178.469
181.348
184.255
1.60%
0.33
13
170.278
172.943
175.632
1.55%
0.33
14
162.511
164.976
167.462
1.51%
0.32
15
155.141
157.420
159.718
1.46%
0.31
16
148.144
150.250
152.372
1.41%
0.30
17
141.502
143.448
145.406
1.37%
0.29
18
135.195
136.991
138.797
1.32%
0.29
19
129.205
130.862
132.526
1.27%
0.28
20
123.514
125.041
126.574
1.23%
0.27
21
118.106
119.511
120.922
1.18%
0.26
22
112.964
114.257
115.554
1.13%
0.25
23
108.075
109.264
110.454
1.09%
0.24
24
103.425
104.515
105.607
1.04%
0.24
25
99.000
100.000
101.000
1.00%
0.23
26
94.705
95.704
96.704
1.04%
0.24
27
90.621
91.617
92.614
1.09%
0.25
28
86.735
87.726
88.719
1.13%
0.26
29
83.036
84.021
85.009
1.18%
0.27
30
79.516
80.493
81.475
1.22%
0.29
31
76.164
77.133
78.107
1.26%
0.30
32
72.972
73.932
74.897
1.31%
0.31
33
69.931
70.881
71.837
1.35%
0.32
34
67.034
67.973
68.918
1.39%
0.33
35
64.272
65.199
66.133
1.43%
0.35
36
61.638
62.554
63.476
1.47%
0.36
37
59.127
60.030
60.941
1.52%
0.37
38
56.732
57.621
58.519
1.56%
0.38
39
54.446
55.322
56.207
1.60%
0.40
40
52.264
53.127
53.999
1.64%
0.41
41
50.181
51.030
51.889
1.68%
0.42
42
48.193
49.028
49.873
1.72%
0.43
43
46.294
47.115
47.945
1.76%
0.45
44
44.479
45.285
46.102
1.80%
0.46
45
42.745
43.537
44.340
1.84%
0.47
46
41.089
41.867
42.656
1.88%
0.49
47
39.507
40.270
41.045
1.92%
0.50
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
12/13
48
37.993
38.743
39.503
1.96%
0.51
49
36.546
37.281
38.027
2.00%
0.53
50
35.161
35.882
36.614
2.04%
0.54
51
33.836
34.543
35.261
2.08%
0.55
52
32.567
33.260
33.965
2.12%
0.57
53
31.353
32.032
32.723
2.16%
0.58
54
30.190
30.856
31.533
2.19%
0.59
55
29.076
29.729
30.392
2.23%
0.61
56
28.010
28.649
29.299
2.27%
0.62
57
26.988
27.613
28.251
2.31%
0.64
58
26.008
26.620
27.245
2.35%
0.65
59
25.069
25.669
26.280
2.38%
0.66
60
24.168
24.755
25.355
2.42%
0.68
61
23.306
23.881
24.468
2.46%
0.69
62
22.479
23.042
23.616
2.49%
0.71
63
21.686
22.237
22.799
2.53%
0.72
64
20.925
21.464
22.014
2.57%
0.74
65
20.194
20.721
21.261
2.60%
0.75
66
19.491
20.007
20.535
2.64%
0.76
67
18.816
19.321
19.838
2.67%
0.78
68
18.167
18.661
19.167
2.71%
0.79
69
17.544
18.028
18.523
2.75%
0.81
70
16.946
17.419
17.903
2.78%
0.82
71
16.374
16.836
17.310
2.82%
0.84
72
15.824
16.276
16.740
2.85%
0.85
73
15.295
15.738
16.192
2.88%
0.87
74
14.786
15.220
15.664
2.92%
0.88
75
14.298
14.721
15.156
2.95%
0.90
76
13.826
14.240
14.666
2.99%
0.92
77
13.372
13.777
14.194
3.02%
0.93
78
12.935
13.332
13.739
3.06%
0.95
79
12.515
12.903
13.301
3.09%
0.96
80
12.110
12.490
12.880
3.12%
0.98
81
11.722
12.093
12.475
3.16%
0.99
82
11.348
11.711
12.084
3.19%
1.01
83
10.988
11.343
11.708
3.22%
1.03
84
10.641
10.988
11.346
3.26%
1.04
85
10.306
10.646
10.996
3.29%
1.06
86
9.984
10.316
10.659
3.32%
1.07
87
9.673
9.999
10.334
3.35%
1.09
88
9.374
9.692
10.020
3.38%
1.11
89
9.085
9.396
9.717
3.42%
1.12
90
8.806
9.111
9.425
3.45%
1.14
91
8.538
8.836
9.143
3.48%
1.16
92
8.279
8.570
8.871
3.51%
1.17
93
8.029
8.314
8.609
3.54%
1.19
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.
片式 NTC 热敏电阻规格书 Specifications for Chip NTC thermistor
13/13
94
7.787
8.066
8.355
3.57%
1.21
95
7.555
7.828
8.110
3.61%
1.22
96
7.330
7.598
7.874
3.64%
1.24
97
7.114
7.376
7.646
3.67%
1.26
98
6.906
7.162
7.427
3.70%
1.27
99
6.704
6.955
7.214
3.73%
1.29
100
6.509
6.755
7.008
3.76%
1.31
101
6.321
6.561
6.810
3.79%
1.33
102
6.139
6.374
6.618
3.82%
1.34
103
5.963
6.194
6.432
3.85%
1.36
104
5.793
6.019
6.252
3.88%
1.38
105
5.629
5.850
6.079
3.91%
1.40
106
5.470
5.686
5.910
3.94%
1.41
107
5.317
5.528
5.747
3.97%
1.43
108
5.168
5.375
5.590
4.00%
1.45
109
5.025
5.227
5.438
4.03%
1.47
110
4.886
5.084
5.290
4.05%
1.49
111
4.751
4.945
5.147
4.08%
1.50
112
4.620
4.811
5.009
4.11%
1.52
113
4.494
4.681
4.875
4.14%
1.54
114
4.372
4.555
4.745
4.17%
1.56
115
4.254
4.433
4.619
4.20%
1.58
116
4.141
4.316
4.498
4.22%
1.60
117
4.030
4.202
4.381
4.25%
1.62
118
3.923
4.092
4.267
4.28%
1.63
119
3.820
3.985
4.157
4.31%
1.65
120
3.720
3.881
4.050
4.34%
1.67
121
3.622
3.781
3.946
4.36%
1.69
122
3.528
3.684
3.845
4.39%
1.71
123
3.437
3.589
3.748
4.42%
1.73
124
3.349
3.498
3.653
4.44%
1.75
125
3.263
3.409
3.562
4.47%
1.77
恭成科技有限公司 Quest for Advanced Materials Electronics Co., Ltd.