SMT Power Inductor
High Current Molded Power Inductor - PA4346.XXXANLT Series
Height: 5.0mm Max
Footprint: 14.0mm x 12.8mm Max
Current Rating: up to 50A
Inductance Range: 0.22uH to 68uH
Shielded construction and compact design
High current, low DCR, and high efficiency
Minimized acoustic noise and minimized leakage flux
Electrical Specifications @ 25°C - Operating Temperature -55°C to +155°C
Inductance5,8
100KHz, 1V
Rated3
Current
uH±20%
PA4346.221ANLT
Part
Number
DC
Resistance
Saturation2
Current
SRF
K Factor
TYP.
MAX.
TYP.
TPY.
A
mΩ
mΩ
A
MHz
0.22
50.0
0.50
0.61
60.0
111
Footprint 1
PA4346.331ANLT
0.33
37.0
0.65
0.80
59.0
90
Footprint 1
PA4346.361ANLT
0.36
36.0
0.68
0.84
59.0
72
Footprint 1
PA4346.391ANLT
0.39
35.0
0.74
0.87
58.0
72
Footprint 1
PA4346.471ANLT
0.47
34.0
0.77
0.90
58.0
63
Footprint 1
PA4346.501ANLT
0.50
33.0
0.95
1.10
55.0
60
Footprint 1
PA4346.561ANLT
0.56
32.5
1.10
1.30
50.0
57
Footprint 1
PA4346.681ANLT
0.68
31.0
1.30
1.55
42.0
52
Footprint 1
75.8
PA4346.821ANLT
0.82
29.0
1.40
1.70
38.0
48
Footprint 1
68.7
PA4346.102ANLT
1.00
27.0
1.60
1.90
34.0
38
Footprint 1
53.5
PA4346.122ANLT
1.20
24.0
2.40
2.80
30.0
31
Footprint 2
PA4346.152ANLT
1.50
22.0
3.20
3.80
28.0
29
Footprint 2
PA4346.182ANLT
1.80
19.0
3.70
4.30
25.0
26
Footprint 2
PA4346.222ANLT
2.20
15.5
4.1
4.80
23.0
21
Footprint 2
28.3
PA4346.332ANLT
3.30
14.0
6.0
7.00
20.5
17
Footprint 2
20.9
PA4346.472ANLT
4.70
12.5
8.8
10.2
16.0
14
Footprint 2
14.8
PA4346.562ANLT
5.60
12.0
10.0
12.0
15.5
12
Footprint 2
13.9
PA4346.602ANLT
6.00
11.5
12.5
15.0
15.2
11.5
Footprint
PA4346.682ANLT
6.80
11.0
13.0
16.0
15.0
11
Footprint 2
12.4
PA4346.822ANLT
8.20
10.0
15.0
18.0
12.0
10
Footprint 2
10.5
PA4346.103ANLT
10.0
9.0
19.2
22.0
10.5
9
Footprint 2
13.6
PA4346.153ANLT
15.0
8.2
30.0
36.0
9.2
8
Footprint 2
10.4
PA4346.223ANLT
22.0
7.0
42.0
52.0
7.5
7
Footprint 2
9.2
1
PulseElectronics.com
Mechanical
104.6
67.9
43.7
P797.F (04/22)
SMT Power Inductor
High Current Molded Power Inductor - PA4346.XXXANLT Series
Electrical Specifications @ 25°C - Operating Temperature -55°C to +155°C
Inductance5,8
100KHz, 1V
Rated3
Current
uH±20%
PA4346.333ANLT
Part
Number
DC
Resistance
Saturation2
Current
SRF
K Factor
TYP.
MAX.
TYP.
TPY.
A
mΩ
mΩ
A
MHz
33
5.2
66
80
6.5
6
Footprint 2
6.5
PA4346.473ANLT
47
4.3
78
94
5.2
5
Footprint 2
5.5
PA4346.683ANLT
68
3.6
110
132
4.4
3
Footprint 2
4.4
Notes:
1. Actual temperature of the component during system operation (ambient plus
temperature rise) must be within the standard operating range.
2. The saturation current is the current at which the initial inductance drops by
approximately 30% at the stated ambient temperature. The maximum allowable drop
at this stated current is 40% of the initial inductance. This current is determined by
placing the component in the specified ambient environment and applying a short
duration pulse current (to eliminate self-heating effect) to the component.
3. The rated current is the DC current required to raise the component temperature by
approximately 40°C. Take note that the components’ performanc varies depending
on the system condition. It is suggested that the component be tested at the system
level, to verify the temperature rise of the component during system operation.
4. The part temperature (ambient+temp rise) should not exceed maximum operating
temperature under worst case operating conditions. Circuit design, PCB trace size and
2
PulseElectronics.com
5.
6.
7.
8.
Mechanical
thickness, airflow and other cooling provisions all affect the part temperature. Part
temperature should be verified in the end application.
Please note that the inductance tolerance of all parts are ±20%, except those
indicated by an * which are +/- 30%.
Parts shown in bold are standard catalog parts and are available through sample
stock and distribution. Parts in lighter font are available but are not necessarily held
in sample stock or distribution and lead times may be longer. Please contact Pulse for
availablity.
The PM prefix parts are AEC-Q200 qualified and has full automotive IATF16949
certification. The mechanical dimensions are 100% tested in production but do not
necessarily meet a product capability index (Cpk) 1.33 and therefore may not strictly
conform to PPAP.
Special Characteristics
P797.F (04/22)
SMT Power Inductor
High Current Molded Power Inductor - PA4346.XXXANLT Series
Mechanical
PA4346.XXXANLT
C
A
D
E
B
Footprint 1
C
A
D
L
H
E
B
G
Footprint 2
Final Layout
SUGGESTED PAD LAYOUT
Series
Mechanical
A
B
C
D
E
L
G
H
PA4346.XXXANLT
Footprint 1
13.5 ±0.5
12.6±0.2
4.7±0.3
2.3±0.3
4.0±0.3
14.5
8.0
5.0
PA4346.XXXANLT
Footprint 2
13.5 ±0.5
12.6±0.2
4.7±0.3
2.3±0.3
4.7±0.3
14.5
8.0
5.0
All Dimensions in mm.
TAPE & REEL INFO
Chip cavity
Blank portions
K0
A
W
Blank portions
P1
200mm or more
400mm or more
G
Direction of tape
SURFACE MOUNTING TYPE, REEL/TAPE LIST
FYPE
PA4346.XXXANLT
3
REEL SIZE (mm)
TAPE SIZE (mm)
QTY
A
G
P1
W
K0
PCS/REEL
Ø330
24.4
16
24
5.5
500
PulseElectronics.com
P797.F (04/22)
SMT Power Inductor
High Current Molded Power Inductor - PA4346.XXXANLT Series
Typical Performance Curves
PA4346.221ANLT
PA4346.331ANLT
PA4346.361ANLT
PA4346.391ANLT
PA4346.471ANLT
PA4346.501ANLT
PA4346.561ANLT
PA4346.681ANLT
PA4346.821ANLT
PA4346.102ANLT
PA4346.122ANLT
PA4346.152ANLT
PA4346.182ANLT
PA4346.222ANLT
PA4346.332ANLT
4
PulseElectronics.com
P797.F (04/22)
SMT Power Inductor
High Current Molded Power Inductor - PA4346.XXXANLT Series
PA4346.472ANLT
PA4346.562ANLT
PA4346.602ANLT
PA4346.682ANLT
PA4346.822ANLT
PA4346.103ANLT
PA4346.153ANLT
PA4346.223ANLT
PA4346.333ANLT
PA4346.473ANLT
5
PA4346.683ANLT
PulseElectronics.com
P797.F (04/22)
SMT Power Inductor
High Current Molded Power Inductor - PA4346.XXXANLT Series
Core Loss
Bp-p = K *L(uH) *delta I(A)
For More Information:
Americas - prodinfo_power_americas@yageo.com | Europe - prodinfo_power_emea@yageo.com | Asia - prodinfo_power_asia@yageo.com
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be
trademarks or registered trademarks of their respective owners. © Copyright, 2022. Pulse Electronics, Inc. All rights reserved.
6
PulseElectronics.com
P797.F (04/22)
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