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参数资料
| 型号： | MC-146 |
| 厂商： | 爱普生（中国）有限公司 |
| 英文描述： | Low/Medium-Frequency Crystal Unit（Thin SMD）(低/中频晶体单元（薄型SMD封装）) |
| 中文描述： | 低/中频晶体谐振器（薄膜贴片）（低/中频晶体单元（薄型贴片封装）） |
| 文件页数： | 1/1页 |
| 文件大小： | 92K |
| 代理商： | MC-146 |
16
Specifications (characteristics)
Recommended soldering pattern
External dimensions
(Unit: mm)
Do not connect
#2 and #3 to external device.
Internal connection
#4
(Unit: mm)
#1
#1
#2
#2
#4
#4
#1
#3
#3
#3
#2
0.1
0.1
6.7
7.0 Max.
0.2
0.2
0.2
0
1
0
00
0.4
0.4
0
1
1.2
1.2
5.1
0
0
0
E A 9 9
Crystal unit
MC-146
High-density mounting-type SMD of 1.4 mm thickness.
Small packaging area and light weight.
Excellent shock resistance and environmental capability.
Most suitable for small communications devices.
Item
Nominal frequency
Storage temperature
Operating temperature
Maximum drive level
Soldering condition
Frequency tolerance(standard)
Peak temperature(frequency)
Temperature coefficient(frequency)
Load capacitance
Series resistance
Motional capacitance
Shunt capacitance
Insulation resistance
Aging
Shock resistance
Symbol
f
T
STG
T
OPR
GL
T
SOL
f/f
θ
T
a
C
L
R
1
C
1
C
0
IR
fa
S.R.
Specifications
32.768 kHz 75.000
kHz
-55
°
C to +125
°
C
-40
°
C to +85
°
C
1.0 μW Max.
Twice at under +260
°
C within 10 s
or under +230
°
C within 3 min.
±20 x 10
-6
, ±50 x 10
-6
+25
°
C ±5
°
C
-0.04 x 10
-6
/
°
C
2
Max.
7 pF, 12.5 pF
65 k
Max.
30 k
Max.
1.9 fF Typ.
0.8 pF Typ.
500 M
Min.
±3 x 10
-6
/year Max.
±5 x 10
-6
Max.
Remarks
please contact us for inquiries
about usable frequencies
Ta=+25
°
C, DL=0.1 μW
Please specify
Ta=+25
°
C ±3
°
C, first year
Three drops on a hard board from 750 mm or excitation test
with 29400 m/s
2
×
0.3 ms
×
1/2 sine wave
×
3 directions
Actual size
THIN SMD LOW/MEDIUM-FREQUENCY CRYSTAL UNIT
Metal may be exposed on the top of this product. This won't affect any quality, reliability or electrical spec.
Temperature
range
Operating drive level 0.5 μW Max.
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| MC-306 | Low/Medium-Frequency Crystal Unit（Small SMD）(低/中频晶体单元（小型SMD封装）) |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MC-146 32.768000KHz12.5 }20 | 制造商:Epson Toyocom Corporation 功能描述:Cut Tape |
| MC-146 32.768000KHz6.0 }20 | 制造商:Epson Toyocom Corporation 功能描述:Cut Tape |
| MC-146 32.768000KHz7.0 }20 | 制造商:Epson Toyocom Corporation 功能描述:Cut Tape |
| MC-146 32.768000KHz9.0 }20 | 制造商:Epson Toyocom Corporation 功能描述:Cut Tape |
| MC-146 32.7680KA-A | 功能描述:CRYSTAL 32.7680KHZ 12.5PF SMD RoHS:否 类别:晶体和振荡器 >> 晶体 系列:MC-146 标准包装:1 系列:ABLS2 类型:MHz 晶体 频率:3.579545MHz 频率稳定性:±30ppm 频率公差:±30ppm 负载电容:18pF ESR（等效串联电阻）:180 欧姆 工作模式:基谐 工作温度:-40°C ~ 85°C 额定值:- 安装类型:表面贴装 封装/外壳:HC49/US 尺寸/尺寸:0.449" L x 0.185" W（11.40mm x 4.70mm） 高度:0.130"（3.30mm） 包装:剪切带 (CT) 产品目录页面:1683 (CN2011-ZH PDF) 其它名称:535-9855-1 |
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