SAW Filter 43.750MHz Model: TB1021A Part No: MP05517 Rev No: 1

Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
A. FEATURES:
Electrostatic Sensitive Device (ESD)
IF Filter for Digital Cable TV
B. MAXIMUM RATING:
1. DC voltage: 12V
2. AC voltage: 10V
3. Storage Temperature: -40°C to +85°C
4. Operable Temperature: -20°C to +65°C
C. ELECTRICAL CHARACTERISTICS: Reference Temperature: 25(45)°C
Characteristic
Units
Min.
Typ.
Max.
MHz
43.68
43.75
43.82
Insertion Loss IL
dB
13
14.8
16
Bandwidth -3dB
MHz
5.9
Bandwidth -30dB
MHz
7.6
Center frequency Fc
Relative attenuation
41.28 (41.22)MHz
dB
-0.8
0.3
1.4
46.34 (46.28)MHz
dB
-0.8
0.3
1.4
40.81 (40.75)MHz
dB
1.5
2.7
4.0
46.81 (46.75)MHz
dB
1.5
2.7
4.0
39.81 (39.75)MHz
dB
37
50
47.81 (47.75)MHz
dB
35
48
Group Delay Ripple (p-p) 40.81 ~ 46.81 (40.75 ~
46.75) MHz
nS
45
Lower Sidelobe 35.06~38.81 (35.00 ~ 38.75)MHz
dB
40
47
Lower Sidelobe 38.81~39.81(38.75 ~ 39.75)MHz
dB
37
44
Upper Sidelobe 47.81~48.81(47.75 ~ 48.75)MHz
dB
35
42
Upper Sidelobe 48.81~55.06(48.75 ~ 55.00)MHz
dB
40
42
Temp. coeff.
ppm/K
Input / Output Impedance
-72
kΩ // pF ZIN: 1.2 // 16.6; ZOUT = 1.2
// 4.6pF
TB1021A v1
1
Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
D. FREQUENCY CHARACTERISTICS:
3.0
48.81
47.81
46.81
41.28
40.81
38.81
0.0
0
39.81
10
43.81
TB1021A
-10
αrel [dB]
-20
30.0
-30
40.0
45.0
50.0
-40
-50
-60
-70
-80
35
37
39
41
43
45
47
49
51
53
55
f [MHz]
Fig. 1 S21 Response (Fc = 43.75MHz / Span = 20MHz)
TB1021A v1
2
Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
TB1021A
2
46.81
46.34
43.81
41.28
40.81
120
0
90
-1
60
-2
30
-3
0
-4
-30
-5
-60
-6
-90
-7
-120
-8
-150
△T [ns]
αrel [dB]
1
150
39.0 39.5 40.0 40.5 41.0 41.5 42.0 42.5 43.0 43.5 44.0 44.5 45.0 45.5 46.0 46.5 47.0 47.5 48.0 48.5 49.0
f [MHz}
Fig. 2 Group Delay
TB1021A v1
3
Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
Fig.3 S21 Response (Fc = 43.75MHz / Span = 180MHz)
TB1021A v1
4
Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
E. OUTLINE DRAWING:
TB1021A v1
5
Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
F. TEST CIRCUIT:
TB1021A v1
6
Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
G. PACKING:
1. Reel Dimension
2. Tape Dimension
TB1021A v1
7
Tel: +44 1460 256 100
Fax: +44 1460 256 101
www.golledge.com
Golledge Electronics Ltd
Eaglewood Park, ILMINSTER
Somerset, TA19 9DQ, UK
SAW Filter 43.750MHz
Part No: MP05517
Model: TB1021A
Rev No: 1
H. RECOMMENDED REFLOW PROFILE:
360
340
320
300
280
260
240
220
200
180
160
140
120
100
80
60
40
20
0
1021
280
260
240
220
200
180
160
140
120
100
80
60
40
20
1021
Temp ( Deg C)
Time (Sec)
TB1021A v1
8