Antenna Duplexers (Series L)
Multilayer Antenna Switch Filters
Series: L
Type: D (6.755.051.8 mm)
M (5.454.051.8 mm)
Lightweight, miniaturized package with low
insertion loss and high isolation characteristics.
n Features
l Built-in LPF
l Reflow soldering compatible
l M type Applicable to LGA (Land Grid Array)
n Recommended Applications
l Dual band telephones (GSM/DCS)
n Explanation of Part Numbers
1
2
3
4
5
6
7
8
9
10
11
12
E
Z
F
L
Product Code
Series
Low-Channel
Type
High-Channel
Design No.
Center Frequency
Center Frequency
D
6.7 5.0 1.8 mm
5.4 4.0 1.8 mm
M
n Ratings
Ratings
Item
Operating Temperature Range
Storage Temperature Range
Input/Output Impedance
Ð10 to 70 ¡C
Ð35 to 85 ¡C
50 W
n Characteristics
Center
Frequency
(MHz)
P
assband
Attenuation
Insertion loss
(at 25ûC)
Isolation Input power
Part No.
CH
Width
(TX
®ANT)
System
(dB)
(dBm)
(MHz)
(dB)
GSM-TX 897.5 (ft1)
GSM-RX 942.5
DCS-TX 1747.5 (ft2)
DCS-RX 1842.5
GSM-TX 897.5 (ft1)
±17.5
±17.5
±37.5
±37.5
±17.5
±17.5
±37.5
±37.5
1.3 max. 30 min (at 2 ft1) 20 min (TX®RX)
1.1 max. 25 min (at 3 ft1) 20 min (TX®DCSRX)
1.4 max. 25 min (at 2 ft2) 20 min (TX®RX)
1.2 max. 25 min (at 3 ft2) 20 min (TX®GSMRX)
1.3 max. 30 min (at 2 ft1) 20 min (TX®RX)
1.1 max. 25 min (at 3 ft1) 20 min (TX®DCSRX)
1.4 max. 25 min (at 2 ft2) 20 min (TX®RX)
1.2 max. 25 min (at 3 ft2) 20 min (TX®GSMRX)
35
10
32
10
35
10
32
10
GSM/DCS
GSM/DCS
EZFL897DH471
GSM-RX
942.5
EZFL897MH471
DCS-TX 1747.5 (ft2)
DCS-RX 1842.5
Design, Specifications are subject to change without notice. Ask factory for technical specifications before purchase and/ or use.
Whenever a doubt about safety arises from this product, please inform us immediately for technical consultation without fail.
