SMT Power Inductor
High Current Molded Power Inductor - PA4344.XXXANLT Series
Height: 7.0mm Max
Footprint: 18.3mm x 17.2mm Max
Current Rating: up to 55.0A
Inductance Range: 0.47uH to 82uH
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
Inductance
100KHz, 1V
Rated
Current
uH±20%
PA4344.471ANLT
5,8
Part
Number
DC Resistance
3
Saturation2
Current
SRF
K Factor
TYP.
MAX.
TYP.
TYP.
A
mΩ
mΩ
A
MHz
0.47
55
0.7
0.9
100
56
44.2
PA4344.561ANLT
0.56
50
0.81
0.97
70
47
56.1
PA4344.102ANLT
1
42
1.03
1.2
45
32
48.5
PA4344.152ANLT
1.5
35
1.5
1.8
40
26
31.2
PA4344.182ANLT
1.8
32
1.7
2
34
23
30.9
PA4344.222ANLT
2.2
30
1.8
2.2
32
20
25.5
PA4344.332ANLT
3.3
28
2.7
3.3
29
16
18.1
PA4344.472ANLT
4.7
26
3.7
4.5
26
14
13.4
PA4344.682ANLT
6.8
22
6
7.2
22
11
10.2
PA4344.103ANLT
10
19
9.2
10.6
19
9
7.6
PA4344.153ANLT
15
14
12.8
15.5
14
7
7.4
PA4344.223ANLT
22
11.5
20.5
24
11.5
6
5.6
PA4344.333ANLT
33
10
32
37
10
5
4.4
PA4344.473ANLT
47
8.0
40
47
8.0
4
4.3
PA4344.683ANLT
68
6.5
66
76
7.2
4
PA4344.823ANLT
82
5.7
69
83
6.5
3
1
PulseElectronics.com
2.6
P796.G (04/21)
SMT Power Inductor
High Current Molded Power Inductor - PA4344.XXXANLT Series
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
5.
6.
7.
8.
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
Mechanical
PA4344.XXXANLT
Final Layout
SUGGESTED PAD LAYOUT
Series
A
B
C
D
E
F
G
H
PA4344.XXXANLT
17.8±0.5
16.9±0.3
6.7±0.3
(11.9)
(13.1)
(12.5)
(3.15)
(12.2)
All Dimensions in mm.
2
PulseElectronics.com
P796.G (04/21)
SMT Power Inductor
High Current Molded Power Inductor - PA4344.XXXANLT Series
TAPE & REEL INFO
Marking
Marking
K0
A
W
P1
G
Direction of tape
SURFACE MOUNTING TYPE, REEL/TAPE LIST
REEL SIZE (mm)
PA4344.XXXANLT
TAPE SIZE (mm)
QTY
A
G
P1
W
K0
PCS/REEL
Ø330
32.4
24
32
7.5
200
Typical Performance Curves
PA4344.471ANLT
PA4344.561ANLT
PA4344.102ANLT
PA4344.152ANLT
PA4344.182ANLT
PA4344.222ANLT
PA4344.332ANLT
PA4344.472ANLT
PA4344.682ANLT
3
PulseElectronics.com
P796.G (04/21)
SMT Power Inductor
High Current Molded Power Inductor - PA4344.XXXANLT Series
PA4344.103ANLT
PA4344.153ANLT
PA4344.223ANLT
PA4344.333ANLT
PA4344.473ANLT
PA4344.683ANLT
PA4344.823ANLT
4
PulseElectronics.com
P796.G (04/21)
SMT Power Inductor
High Current Molded Power Inductor - PA4344.XXXANLT Series
Core Loss
Bp-p = K *L(uH) *delta I(A)
For More Information:
Americas - prodinfo_power@pulseelectronics.com | Europe - power-apps-europe@pulseelectronics.com | Asia - power-apps-asia@pulseelectronics.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, 2020. Pulse Electronics, Inc. All rights reserved.
5
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P796.G (04/21)
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