SMD-Type Inductors and Choke Coils
Leadless Power Inductors
PLFC 1255P-A Series
2
SMD-Type Inductors and Choke Coils
• Tape and Reel Dimensions (see page 98)
• Precautions (see page 102)
Model
PLFC1255P-3R3A
PLFC1255P-4R7A
PLFC1255P-5R6A
PLFC1255P-6R8A
PLFC1255P-8R2A
PLFC1255P-100A
PLFC1255P-120A
PLFC1255P-150A
PLFC1255P-180A
PLFC1255P-220A
PLFC1255P-330A
PLFC1255P-470A
PLFC1255P-560A
PLFC1255P-680A
PLFC1255P-820A
PLFC1255P-101A
PLFC1255P-121A
PLFC1255P-151A
PLFC1255P-181A
PLFC1255P-221A
PLFC1255P-331A
PLFC1255P-471A
Inductance
L (µH) at 100kHz
3.3±30%
4.7±30%
5.6±30%
6.8±30%
8.2±30%
10.0±20%
12.0±20%
15.0±20%
18.0±20%
22.0±20%
33.0±20%
47.0±20%
56.0±20%
68.0±20%
82.0±20%
100.0±20%
120.0±20%
150.0±20%
180.0±20%
220.0±20%
330.0±20%
470.0±20%
DC resistance
Rdc (m ) max.
13
15
17
19
24
25
27
38
44
47
70
97
107
145
155
170
320
350
380
440
560
900
Irms*1
7.5
7.4
7.2
6.8
6.1
5.8
5.2
4.4
4.2
3.9
3.4
2.7
2.6
2.3
2.0
1.8
1.5
1.4
1.3
1.2
1.0
0.8
Rated current (A)
Isat (Ref.)*2
at 20˚C
at 100˚C
10.4
7.5
9.5
7.3
9.1
6.8
8.4
6.0
7.3
5.4
6.6
4.6
6.3
4.5
5.8
4.2
5.7
4.1
4.6
3.4
4.0
2.9
3.2
2.4
3.1
2.3
2.7
2.0
2.5
1.8
2.1
1.6
2.0
1.5
1.9
1.4
1.7
1.2
1.3
0.9
1.2
0.8
1.0
0.7
1. 40˚C rise typ. at Irms 2. Inductance drop 20% typ. at Isat
• Operating temperature range: –25 to +80˚C (Without self-temperature rise)
• Storage temperature range: –25 to +85˚C
Shape and Dimensions/Recommended Land Pattern
12.5±0.3
5.5 max
12.5±0.3
3.0±0.2
2.5
Dot mark
Lot No.
Inductance
(0.2)
2.0±0.3
(8.6)
2.0±0.3
8.6
2.5
3.2
[mm]
Numbering System
PLFC
-
Series
Dimensions : 1255 = 12.5mm 12.5mm 5.5mm
Structure : P = Pot + Rivet
Inductance
Core material
EMC GENERAL VOL.02
78
SMD-Type Inductors and Choke Coils
DC-Superposed Characteristics
12
11
10
9
8
7
6
5
4
3
2
1
0
0
2
4
6
8
10
12
14
16
18
PLFC1255P-3R3A
20˚C
100˚C
12
11
10
9
8
7
6
5
4
3
2
1
PLFC1255P-4R7A
20˚C
100˚C
Inductance ( H)
Inductance ( H)
2
SMD-Type Inductors and Choke Coils
0
2
4
6
8
10
12
14
16
18
0
Idc (A)
12
11
10
9
8
7
6
5
4
3
2
1
0
0
2
4
6
8
10
12
14
16
18
Idc (A)
12
20˚C
100˚C
11
10
9
8
7
6
5
4
3
2
1
0
0
2
4
6
8
10
12
14
16
18
PLFC1255P-5R6A
PLFC1255P-6R8A
20˚C
100˚C
Inductance ( H)
Idc (A)
12
11
10
9
8
7
6
5
4
3
2
1
0
0
2
4
6
8
10
12
14
16
18
Inductance ( H)
Idc (A)
12
20˚C
100˚C
11
10
9
8
7
6
5
4
3
2
1
0
0
2
4
6
8
10
12
14
16
18
PLFC1255P-8R2A
PLFC1255P-100A
20˚C
100˚C
Inductance ( H)
Idc (A)
40
35
Inductance ( H)
Idc (A)
40
20˚C
100˚C
35
PLFC1255P-120A
PLFC1255P-150A
20˚C
100˚C
Inductance ( H)
25
20
15
10
5
0
0
1
2
3
4
5
6
7
Inductance ( H)
30
30
25
20
15
10
5
0
0
1
2
3
4
5
6
7
Idc (A)
40
35
Idc (A)
40
20˚C
100˚C
35
PLFC1255P-180A
PLFC1255P-220A
20˚C
100˚C
Inductance ( H)
25
20
15
10
5
0
0
1
2
3
4
5
6
7
Inductance ( H)
30
30
25
20
15
10
5
0
0
1
2
3
4
5
6
7
Idc (A)
Idc (A)
EMC GENERAL VOL.02
79
SMD-Type Inductors and Choke Coils
DC-Superposed Characteristics
40
35
PLFC1255P-330A
20˚C
100˚C
110
100
90
PLFC1255P-470A
20˚C
100˚C
Inductance ( H)
Inductance ( H)
0
1
2
3
4
5
6
7
30
25
20
15
10
5
80
70
60
50
40
30
20
10
0
0
0.5
1
1.5
2
2.5
3
3.5
2
SMD-Type Inductors and Choke Coils
0
Idc (A)
110
100
90
Idc (A)
110
20˚C
100˚C
100
90
PLFC1255P-560A
PLFC1255P-680A
20˚C
100˚C
Inductance ( H)
80
70
60
50
40
30
20
10
0
0
0.5
1
1.5
2
2.5
3
3.5
Inductance ( H)
80
70
60
50
40
30
20
10
0
0
0.5
1
1.5
2
2.5
3
3.5
Idc (A)
110
100
90
Idc (A)
110
20˚C
100˚C
100
90
PLFC1255P-820A
PLFC1255P-101A
20˚C
100˚C
Inductance ( H)
80
70
60
50
40
30
20
10
0
0
0.5
1
1.5
2
2.5
3
3.5
Inductance ( H)
80
70
60
50
40
30
20
10
0
0
0.5
1
1.5
2
2.5
3
3.5
Idc (A)
500
Idc (A)
500
20˚C
100˚C
PLFC1255P-121A
PLFC1255P-151A
20˚C
100˚C
400
400
Inductance ( H)
300
Inductance ( H)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
300
200
200
100
100
0
0
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
Idc (A)
500
Idc (A)
500
20˚C
100˚C
PLFC1255P-181A
PLFC1255P-221A
20˚C
100˚C
400
400
Inductance ( H)
300
Inductance ( H)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
300
200
200
100
100
0
0
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
Idc (A)
Idc (A)
EMC GENERAL VOL.02
80
SMD-Type Inductors and Choke Coils
DC-Superposed Characteristics
500
PLFC1255P-331A
20˚C
100˚C
500
PLFC1255P-471A
20˚C
100˚C
400
400
Inductance ( H)
300
Inductance ( H)
300
200
200
100
100
2
SMD-Type Inductors and Choke Coils
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0
Idc (A)
Idc (A)
EMC GENERAL VOL.02
81
Microcontroller MCU
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