LZU450C / LZU450C4N
CERAMIC FILTER
AM•IF ceramic filter for AM use.
FEATURES
• AM use
• IF filter
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PART NUMBER
LZU 450C
LZU 450C4N
CENTER
FREQUENCY
450 ±1KHz
450 ±0.8KHz
RESONATOR
RESISTANCE
20 Ohm Max.
30 Ohm Max.
∆F
(Fa – Fr)
14 ±2KHz
9 ±2KHz
TEMPERATURE
COEFFICIENT (TYP)
≤
20 PPM/ ˚C
≤20
PPM/ ˚C
APPLICATION
IF Signal Detection
IF Signal Detection
PACKAGE DIMENSIONS (mm)
7.0
±0.3
3.5
±0.3
T
R3
R4
9.0
±0.3
S.S.G.
R1
R2
RF
S.S.G.
T
RF
3.5
±0.5
For Fr and R1
R1=3KΩ
R2=3Ω
For Fa
R3=R4=50KΩ
5.0
±0.5
Figure 1) LZU450C / LZU450C4N
Front and Side views
Figure 2) LZU450C / LZU450C4N – Measuring Circuit
ECS, INC. INTERNATIONAL
1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
CERAMIC FILTERS
66
CERAMIC FILTERS
ECS [ ECS, INC. ]
