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P/N DWN.
DATE. '04- 11- 4 ESLB-P245BB DATA-No. 2MT44375 M.Uchida
2.4-2.5GHz Band Chip Multilayer Band Pass Filter
ESLB-P245BB-[ ]
BPF with Balun Ver.D
All the technical data and information contained herein are subject to change without notice.
The contents of this document is the property of Hitachi Metals Ltd. and The contents of this document is the property of Hitachi Metals Ltd. and may not be communicated to any other party in any form without the prior may not be communicated to any other party in any form without the prior written contents of Hitachi Metals Ltd.. written contents of Hitachi Metals Ltd..
CONFIDENTIAL CONFIDENTIAL
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Shape and Size
2. 5
0. 2 0. 4 0. 35 0. 45 2. 1 0. 25
Data-No.2MT44375
Unit (mm)
1. 2 ma x 0. 4 0. 35 0. 45 0. 2

2. 1 0. 25
5 1
B
5 4 1
4
2. 0
2 6
0. 3 ma x
3
3 6
2
0. 3

1. 2
1: IN (Unbalance) 2: NC (or DC) 3: Out1 (balance) 4: Out2 (balance) 5,6: GND
Specification
Parameter Unit Center Frequency(fo) MHz Passband Width MHz Insertion Loss dB Input Ret.Loss dB Attenuation1 dB (at 824-960MHz) Attenuation2 dB (at 1710-1990MHz) Phase balance deg. Amplitude balance dB Impedance ratio Ohm 2450 fo +/- 50 3.0 max 9.0 min 45 min 30 min 180 +/- 10 1.0 max 50:50 or 50:100 50:50 50:100
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Foot Pattern
2. 15 0. 15 0. 15 0. 3 0. 4 0. 35 0. 4 0. 3
Unit (mm)
1. 85 2. 55
ESLB-P245BB-1 ESLB-P245BB-2
ESLB-P245BB-1 Ver.D sample DATA
(Impedance ratio 50:50)
0 Insertion Loss -1
m7
Data-No.2MT44375
2 Amplitude Balance
m8
210 Phase Balance
m5 freq=2.400GHz dB(S(2,1))-dB(S(3,1))=-0.191 m5 m6
1 0 -1
200 190 180 170 160
m13 freq=2.400GHz (phase(S(3,1)/S(2,1)*-j)+90)=180.198 m13 m14
-2 -3 -4 -5 2.35
m7 freq=2.400GHz dB(S(5,4))=-1.959 m8 freq=2.500GHz dB(S(5,4))=-1.677
2.40
2.45 freq, GHz
2.50
2.55
-2 2.35
m6 freq=2.500GHz dB(S(2,1))-dB(S(3,1))=-0.187
m14 freq=2.500GHz (phase(S(3,1)/S(2,1)*-j)+90)=179.438
2.40
2.45 freq, GHz
2.50
2.55
150 2.35
2.40
m17 freq=4.800GHz dB(S(5,4))=-31.959 m23 freq=5.000GHz dB(S(5,4))=-33.901
2.45 freq, GHz
2.50
2.55
50 Return Loss 25 0 -25 -50 2.35
m24 freq=2.400GHz dB(S(1,1))=-16.159 m24 m25
-20
m21 freq=820.0MHz dB(S(5,4))=-53.673
m19 freq=1.710GHz dB(S(5,4))=-46.587 m20 freq=1.990GHz dB(S(5,4))=-40.700
m26 freq=7.200GHz dB(S(5,4))=-27.814 m27 freq=7.500GHz dB(S(5,4))=-27.015
m25 freq=2.500GHz dB(S(1,1))=-30.031
0
m18 freq=960.0MHz dB(S(5,4))=-50.023
-10
Attenuation
2.40
2.45 freq, GHz
2.50
2.55
m26 m27
-30
m20 m19 m18
m17 m23
-40
-50
m21
-60
-70 0.5
1.5
2.5
3.5
4.5 freq, GHz
5.5
6.5
7.5
8.5
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ESLB-P245BB-2 Ver.D sample DATA
(Impedance ratio 50:100)
0 Insertion Loss -1 -2 -3 -4 -5 2.35
m7 freq=2.400GHz dB(S(5,4))=-2.057 m8 freq=2.500GHz dB(S(5,4))=-2.388 m7 m8
Data-No.2MT44375
2 Amplitude Balance 1 0 -1 -2 2.35
210 Phase Balance
m5 freq=2.400GHz dB(S(2,1))-dB(S(3,1))=-0.130 m5 m6
200 190 180 170 160
m13 freq=2.400GHz (phase(S(3,1)/S(2,1)*-j)+90)=180.059 m13 m14
m6 freq=2.500GHz dB(S(2,1))-dB(S(3,1))=-0.189
m14 freq=2.500GHz (phase(S(3,1)/S(2,1)*-j)+90)=179.016
2.40
2.45 freq, GHz
2.50
2.55
2.40
2.45 freq, GHz
2.50
2.55
150 2.35
2.40
m17 freq=4.800GHz dB(S(5,4))=-32.078 m23 freq=5.000GHz dB(S(5,4))=-33.613
2.45 freq, GHz
2.50
2.55
50 Return Loss 25 0 -25
-20
m24 freq=2.400GHz dB(S(1,1))=-14.541 m24 m25 freq=2.500GHz dB(S(1,1))=-13.697 m25
m21 freq=820.0MHz dB(S(5,4))=-55.474 m18 freq=960.0MHz dB(S(5,4))=-51.348
m19 freq=1.710GHz dB(S(5,4))=-49.099 m20 freq=1.990GHz dB(S(5,4))=-41.001
m26 freq=7.200GHz dB(S(5,4))=-25.034 m27 freq=7.500GHz dB(S(5,4))=-25.006
0
-10
Attenuation
-50 2.35
m26 m27 m17 m23 m20
2.40
2.45 freq, GHz
2.50
2.55
-30
-40
m18 m21 m19
-50
-60
-70 0.5
1.5
2.5
3.5
4.5 freq, GHz
5.5
6.5
7.5
8.5
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