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UM-1

1. 体积小,重量轻
2. 频率范围宽,10.7MHz~45MHz
3. 电阻焊密封

4. 符合RoHS标准且无铅

5. 应用于无线通信、无线电通信、汽车电子、通信、智能电网等产品上


Electrical Specifications:

Channel Spacing (KHz) Model No. of ploes Pass Bandwidth
Stop Bandwidth
Ripple Insertion Loss Guaranteed Attenuation
Terminating Impedance
Package
dB KHz (min.) dB KHz (max.) dB (max.) dB (max.) dB KHz ohms // pF Tandem set One Package
12.5
21M7.5A
2 3 ±3.75 20 ±18 0.5
1.5 35 ±300~±1000
850 // 6.0
UM-1
21M7.5B
4 3 ±3.75
40 ±15
1.0 2.5 65 ±300~±1000
850 // 5.0
UM-1 a pair
21M7.5C
6 3 ±3.75
45 ±8.75
2.0 3.5 65 ±12.5~±300
850 // 5.0
3 pcs
S1
21M7.5D
8 3 ±3.75
65 ±8.75
2.0 4.0 90 ±12.5~±300
850 // 5.0
4 pcs
S2
20.0
21M12A
2 3 ±6.0
18 ±25
0.5 2.0 35 ±300~±1000
1.2K // 3.0
UM-1
21M12B
4 3 ±6.0
40 ±20
1.0 2.5 65 ±300~±1000
1.2K // 2.5
UM-1 a pair
21M12C
6 3 ±6.0
45 ±15
2.0 4.0 65 ±20~±300
1.2K // 2.5
3 pcs S1
21M12D
8 3 ±6.0
65 ±15
2.0 2.0 90 ±20~±300
1.2K // 2.5 4 pcs S2
25.0
21M15A 2 3 ±7.5
18 ±25
0.5 1.5 35 ±300~±1000
1.5K // 2.0
UM-1
21M15B
4 3 ±7.5
40 ±25
1.0 2.5 55 ±300~±1000
1.5K // 2.0
UM-1 a pair
21M15C
6 3 ±7.5
45 ±18
2.0 3.0 65 ±25~±300
1.5K // 2.0
3 pcs
S1
21M15D
8 3 ±7.5
65 ±18
2.0 4.0 90 ±25~±300
1.5K // 2.0
4 pcs
S2
50.0
21M30A
2 3 ±15
15 ±45
0.2 1.5 30 ±300~±1000
1.5K // 1.0
UM-1
21M30B
4 3 ±15
30 ±50 1.0
2.5 30 ±300~±1000
2.2K // 0.5
UM-1 a pair
21M30C
6 3 ±15
60 ±35 2.0
3.0 65 ±45~±300
2.2K // 0.5
3 pcs
S1
21M30D
8 3 ±15
60 ±35 2.0
3.5 90 ±50~±300
2.2K // 0.5
4 pcs
S2
If you want to know more specifications, please contact with out sales department directly.

45MHz @ Monolithic Crystal Filters Electrical Specifications:

Channel Spacing (KHz)
Model
No. of ploes
Pass Bandwidth
Stop Bandwidth
Ripple
Insertion Loss
Guaranteed Attenuation
Terminating Impedance
Package
dB KHz (min.)
dB
KHz (max.)
dB (max.)
dB (max.)
dB
KHz
ohms // pF
Type
12.5
45M7.5A
2 3 ±3.75 10 ±12.5 1.0 2.0 65 ±300~±1000
200 // 4.0 UM-5 UM-1
45M7.5B
4 3 ±3.75
30 ±12.5 1.0 4.0 80 ±300~±1000
350 // 6.5
UM-5 a pair UM-1 a pair
25.0
45M15A
2 3 ±7.5
15 ±25 1.0 2.0 35 ±300~±1000
650 // 3.0
UM-5
UM-1
45M15B
4 3 ±7.5
30 ±25 1.0 3.0 80 ±300~±1000
650 // 3.0
UM-5 a pair
UM-1 a pair
50.0
45M30A
2 3 ±15
15 ±60 1.5 2.5 35 ±300~±1000
1.2K // 0
UM-5
UM-1
45M30A
4 3 ±15
30 ±50 1.0 3.0 80 ±300~±1000
1.2K // 0.7
UM-5 a pair
UM-1 a pair
If you want to know more specifications, please contact with out sales department directly.
Dimensions [Unit: mm]

UM-1晶体滤波器产品尺寸图


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