Chequers Electronic (China) Limited
Ceramic Filter (450/455KHz, SMD Type)
RoHS Compliant
Directive 2002/95/EC
REACH Compliant
(15 SVHCs)
Regulation (EC)
No. 1907/2006
● Dimension
LTUPC A
6.0
LTUCG \ LTUCS
A
.
7.30
8.9
Max.
4.0 Max.
B
C
.
D
0.9±0.1
LTUPC B
7.0
3.0
1.0 2.0 2.0
E
ABCDE
LTUCG 6.0 6.5 7.5 4.0 4.0
LTUCS 5.6 6.5 7.5 3.0 3.0
Unit: mm
7.5
0.9±0.1
8.4
Max.
1.5
2.0 2.0
5.0 Max.
Tolerance:±0.3mm
Unit: mm
LTWC
11.6
6.6
5.5
7.5 Max.
3.0
● Electrical Specifications of LTUCG and LTUCS
Part
Number
Center Frequency
(Center of 6dB Bandwidth)
KHz
Bandwidth
6dB 40dB
KHz Min. KHz Max.
LTUCG455B
LTUCS455B
fo±1.5
±15.0
±35.0
LTUCG455C
LTUCS455C
fo±1.5
±12.5
±28.0
LTUCG455D
LTUCS455D
fo±1.5
±10.0
±20.0
LTUCG455E
LTUCS455E
fo±1.5
±7.5
±15.0
LTUCG455F
LTUCS455F
fo±1.5
±6.0
±12.5
LTUCG455G
LTUCS455G
fo±1.5
±4.5
±10.0
LTUCG455H
LTUCS455H
fo±1.5
±3.0
±9.0
- For other frequencies or specifications, please consult with our sales representatives for details.
- Center frequency of 450KHz is also available.
● Electrical Specifications of LTUPC A and LTUPC B
Part
Number
Center Frequency
(Center of 6dB Bandwidth)
KHz
Bandwidth
6dB 40dB
KHz Min. KHz Max.
LTUPC455BA
LTUPC455BB
fo±1.5
±15.0
±35.0
LTUPC455CA
LTUPC455CB
fo±1.5
±12.5
±28.0
LTUPC455DA
LTUPC455DB
fo±1.5
±10.0
±20.0
LTUPC455EA
LTUPC455EB
fo±1.5
±7.5
±15.0
LTUPC455FA
LTUPC455FB
fo±1.5
±6.0
±12.5
LTUPC455GA
LTUPC455GB
fo±1.5
±4.5
±10.0
LTUPC455HA
LTUPC455HB
fo±1.5
±3.0
±9.0
- For other frequencies or specifications, please consult with our sales representatives for details.
- Center frequency of 450KHz is also available.
Stop Band Att.
±100KHz
dB Max.
25.0
25.0
27.0 (LTUCG)
25.0 (LTUCS)
27.0
27.0
25.0
25.0
Insertion Loss
at Min. Loss Point
dB Max.
4.0
4.0
4.0 (LTUCG)
6.0 (LTUCS)
6.0
6.0
6.0
6.0
Ripple
dB Max.
2.0 (±9KHz)
Input/output
Impedance
Ω
1000
2.0 (±8KHz)
2.0 (±7KHz)
2.0 (±5KHz)
1000
1500 (LTUCG)
1000 (LTUCS)
1500
2.0 (±4KHz)
1500
2.0 (±3KHz)
1500
2.0 (±2KHz)
1500
Stop Band Att. Insertion Loss
±100KHz
at Min. Loss Point
dB Max.
dB Max.
25.0
4.0
25.0
4.0
27.0
4.0
27.0
6.0
27.0
6.0
25.0
25.0
6.0
6.0
Ripple
dB Max.
2.0 (±9KHz)
2.0 (±8KHz)
2.0 (±7KHz)
2.0 (±5KHz)
2.0 (±4KHz)
2.0 (±3KHz)
2.0 (±2KHz)
Input/output
Impedance
Ω
1000 (LTUPC A)
1500 (LTUPC B)
1000 (LTUPC A)
1500 (LTUPC B)
1500
1500
1500
1500
1500
Room 1101-2, Mongkok Commercial Centre, 16 Argyle Street, Mong Kok, Kowloon, Hong Kong SAR, China
Tel: (852) 2391-6725 Fax: (852) 2789-3205 Web site: http://www.chequers-electronic.com E-mail: info@chequers-electronic.com
10-05-09 v0.1
