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SMD & SMT Power Inductors
 
  TDR Type

Construction

Land Patterns
 
A
B
C
D
E
F
G
TDR43
TDR54
TDR73
TDR75
TDR104
TDR105
4.5 ± 0.3
5.8 ± 0.3
7.8 ± 0.3
7.8 ± 0.3
10 ± 0.4
10 ± 0.4
4.0 ± 0.3
5.2 ± 0.3
7.0 ± 0.3
7.0 ± 0.3
9.0 ± 0.4
9.0 ± 0.4
3.2 ± 0.3
4.5 ± 0.35
3.5 ± 0.5
5.0 ± 0.5
4.0 ± 0.5
5.4 ± 0.4
5.0
6.0
8.0
8.0
10.0
10.0
1.5
1.7
2.0
2.0
2.5
2.5
1.75
2.15
3.0
3.0
3.75
3.75
4.5
5.5
7.5
7.5
9.5
9.5


Surface mounting type
High mounting stability
Comparatively large rated current and high inductance
Use high performance ferrite core
Density design, small size, low cost.

P/N
L
Test Freq.
RDC (Ohm Max)
IDC (A Max)
(µH)
(KHz)
TDR43
TDR54
TDR73
TDR75
TDR43
TDR54
TDR73
TDR75
1R0
1.0
100
0.049
  
2.56
  
4R7
4.7
100
0.109
1.15
5R6
5.6
100
0.126
0.99
6R8
6.8
100
0.132
0.95
100
10
100
0.182
0.10
0.08
0.07
1.04
1.44
1.44
2.30
330
33
100
0.540
  
0.56
  
470
47
100
0.844
0.37
0.25
0.18
0.44
0.72
0.68
1.10
560
56
100
  
0.42
0.28
0.24
  
0.68
0.64
0.94
680
68
100
0.46
0.33
0.28
0.61
0.59
0.85
101
100
1
0.70
0.48
0.43
0.52
0.51
0.72

1. Tolerance of inductance:
    TDR43: 10~27 µH ±20% (M), 33~68 µH ± 10% (K)
    TDR54: 10~27 µH ± 20% (M), 33~47 µH ± 15% (L), 56~220 µH ± 10% (K)
    TDR73: 10~47 µH ± 20% (M), 56~330 µH ± 10% (K)
    TDR75:10~470 µH ± 10% (K)
2. The operating temperature range is -25°c to 85°c
3. IDC: The current of inductance drop 10%

P/N
L
Test Freq.
RDC (Ohm Max)
IDC (A Max)
(µH)
(kHz)
TDR104
TDR105
TDR104
TDR105
100
10
100
0.05
0.06
2.38
2.60
120
12
100
0.06
0.07
2.13
2.45
220
22
100
0.09
0.10
1.60
1.95
470
47
100
0.17
0.17
1.10
1.28
560
56
100
0.20
0.19
1.01
1.17
680
68
100
0.22
0.22
0.91
1.11
101
100
1
  
0.35
  
0.97

1. Tolerance of inductance:
    TDR104: 10~39 µH ±20% (M), 47~560 µH ± 10% (K)
    TDR105: 10~39 µH ± 20% (M), 47~820 µH ± 10% (K)
2. The operating temperature range is -25°c to 85°c
3. IDC: The current of inductance drop 10%
 
 
 
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