LF 1608 Series
Multilayer Chip Low-Pass Filters
Features
Monolithic
structure replacing one inductor and three
capacitors.
ACX
Advanced Ceramic X
Applications
0.8-6GHz
wireless communication systems, including
DECT / PACS / PHS / GSM / DCS / PCS phones, WLAN
card, Bluetooth modules, etc.
Specifications
Frequency
Part Number
Range
(MHz)
Insertion
Loss @ BW
(dB)
Attenuation Attenuation
@ 2 x f
o
(dB)
@ 3 x f
o
(dB)
Q’ty/
Reel
(pcs)
VSWR
@ BW
LF1608-
B2R5KCB_
2300-2700
0.62 max.
27 min.
25 min.
1.5 max.
4,000
Operating Temperature Range
Storage Temperature Range
Storage Period
Power Capacity
: -40 ~ +85
o
C
o
: +5 ~ +35 C, Humidity 45~75%RH
: 12 months max.
: 2W max.
Part Number
LF
Type
Material Code
Specification Code
Soldering
1608
- B
2R5
KCB
/LF
1.6 × 0.8 mm
2R5=2500MHz
T: Tape & Reel
B: Bulk
LF : Low Pass Filter
Dimensions ( L × W )
B
KCB
=lead-containing
/LF=lead-free
Frequency Range
Packaging
Terminal Configuration
No.
Terminal Name
GND
IN
GND
No.
Terminal Name
GND
OUT
GND
LF1608-B2R5KCBT/LF REV:1 PAGE:1/7
ACX
Dimensions and Recommended PC Board Pattern
Unit : mm
a
W
c
L
g
b
T
p
Advanced Ceramic X
Mark
Dimensions
L
1.6
0.1
W
0.8
0.1
T
0.6
0.1
a
0.2
0.1
b
0.2+0.1
/-0.15
c
0.15
0.1
g
0.3
0.1
p
0.50
0.05
0.55
Solder Resist
0.25
Land
Through-hole (
0.35)
DC Blocking Capacitor
0.25
*
Line width should be designed to match 50 characteristic impedance, depending on PCB
material and thickness.
*
DC
Blocking capacitor is connected in series at each In/Out Port.
Measuring Diagram
*
0.25
*
(50)
Network
Analyzer
GND
GND
(50)
GND
GND
LF1608-B2R5KCBT/LF REV:1 PAGE:2/7
ACX
Typical Electrical Characteristics(T=25
o
C)
0
-10
dB(S(2,2))
dB(S(1,1))
dB(S(2,1))
-20
-30
-40
-50
-60
-70
0
1
2
3
4
5
6
7
8
freq, GHz
Advanced Ceramic X
Notes
The
contents of this data sheet are subject to change without notice. Please confirm the specifications and
delivery conditions when placing your order.
LF1608-B2R5KCBT/LF REV:1 PAGE:3/7
ACX
Taping Specifications
Tape
Dimensions (Unit: mm) & Quantity
A’
T
D
1.75 ± 0.1
Advanced Ceramic X
E
C
PAPER
TAPE
F
B
A
Type
A
4.0±
A’
4.0±
0.1
B
1.10±
0.1
C
1.92±
0.1
D
2.0±
0.1
E
3.5±
0.1
F
8.0±
0.1
T
0.75±
Quantity/reel
Tape material
1608
0.1
0.05
4,000pcs
Paper
Reel
Dimensions (Unit: mm)
1.4 ± 0.2
Label
60±1
178± 1
Label: Customer’s Name,
ACX P/N, Q’ty, Date,
13.5±0.5
A
ACX Corp.
B
Type
1608
A
2.3±0.5
B
9.0±0.3
Leader
and Trailer Tape (Plastic material)
Trailer End
Trailer (160 mm min.)
Empty Compartments with Cover Tape (500 mm min.)
LF1608-B2R5KCBT/LF REV:1 PAGE:4/7
ACX
Peel-off
Force
Top Cover Tape
Peeling Direction
Advanced Ceramic X
<10
0
Carrier Tape
Peel-off force should be in the range of 0.1 – 0.6 N at a peel-off speed of 300±10 mm/min .
Storage
Conditions
(1) Temperature: 15 ~35℃, relative humidity (RH): 45~75%.
(2) Non-corrosive environment.
Notes
The
contents of this data sheet are subject to change without notice. Please confirm the specifications and delivery
conditions when placing your order.
LF1608-B2R5KCBT/LF REV:1 PAGE:5/7
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