SMT POWER INDUCTORS
Shielded Drum Core - P1174 Series
Low profile and suitable for compact surface
area mounting
Large permissible DC current
Low DC resistance
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
Reference Values
Control Values
ISAT @ 25°C
(mA)1
820
600
450
370
310
240
195
150
130
110
86
L @ ISAT, LSAT
(µH)2
0.9
IDC
L w/o DC, L0 20ꢀ
(µH)
DCR MAX
Q-FACTOR
SRF MIN
(MHz)
> 40.0
> 40.0
> 40.0
> 40.0
> 40.0
36.0
30.0
26.0
21.0
15.0
13.0
8.0
Part Number
(A)3
(Ω)
0.013
0.015
0.018
0.021
0.030
0.051
0.073
0.090
0.120
0.188
0.230
0.370
0.470
0.620
0.950
1.340
1.800
2.550
2.650
4.000
18.500
(MIN.)
P1174.102T
P1174.152T
P1174.222T
P1174.332T
P1174.472T
P1174.682T
P1174.103T
P1174.153T
P1174.223T
P1174.333T
P1174.473T
P1174.683T
P1174.104T
P1174.154T
P1174.224T
P1174.334T
P1174.474T
P1174.604T
P1174.684T
P1174.105T
P1174.505T
3.00
2.80
1.80
1.60
1.40
1.20
1.00
0.80
0.70
0.60
0.50
0.40
0.30
0.26
0.22
0.20
0.19
0.18
0.17
0.15
0.05
1.0
1.5
2.2
3.3
4.7
6.8
10.0
15.0
22.0
33.0
47.0
68.0
100.0
150.0
220.0
330.0
470.0
600.0
680.0
1000.0
5000 15%
30@ 200kHZ
30 @ 200kHz
40 @ 200kHz
40 @ 200kHz
40 @ 200kHz
40 @ 200kHz
40 @ 200kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
40 @ 100kHz
1.3
1.9
2.9
4.2
6.1
9.0
13.5
19.8
29.7
42.3
61.2
90.0
135.0
198.0
297.0
423.0
540.0
612.0
900.0
4900.0
76
60
50
40
35
30
26
25
6.0
5.0
4.5
3.5
3.0
2.7
2.5
2.0
20
9
0.5
NOTES:
1. ISAT value is the current that will make inductance drop by ≤10%.
P1
P2
P3
120
100
80
2. LSAT value is a typical inductance value once the inductor is subjected to ISAT
.
3. IDC is the current that will make a temperature rise of <30°C.
60
40
Mechanical
20
0
0
0.2
0.4
0.6
0.8
Normalized IDC
- Initial Inductance, Lo (.1Vrms, 1MHz, 0ADC, 25C)
1.0
1.2
1.4
1.6
1.8
P1
P2 - Inductance (typically 95% Lo) at Rated IDC.
P3 - Inductance (typically 90% Lo) at Ipk.
.180
4,57
Normalized Inductance
.265
6,73
.110
2,79
MAX
XXX
MAX
.075
1,91
.039
0,98
Schematic
SUGGESTED PAD LAYOUT
.175
4,45
MAX
.138
3,50
.315
8,00
1
Weight . . . . . . . . 0.1 grams
Tape & Reel. . . . . 2500/reel
Inches
mm
Dimensions:
.630
16,00
.010
0,25
Unless otherwise specified, all tolerances are
2
TAPE & REEL LAYOUT
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17
PC500.B (5/02)