oH
V S C
AV ER OM
AI SIO P
LA N
BL S
E
PL
IA
N
T
Features
n
Available in E12 values
n
Inductance range as low as 1.0 µH
n
Current rating to 9.4 amps
Applications
n
Input/output of DC/DC converters
n
Power supplies for:
- Portable communication equipment
*R
oH
S
C
O
M
n
RoHS compliant*
LE
AD
F
RE
E
- Camcorders
- LCD televisions
47
0
Electrical Specifications
& *R
AE oH
C- S C
Q2 O
00 MP
Q LI
UA AN
LI T
FI
ED
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
SRR1260 Series - Shielded SMD Power Inductors
General Specifications
Inductance Test Frequency / Voltage
Bourns
Part Number
Inductance
(µH)
Tol. (%)
Q
(Typ.)
SRR1260-1R0Y
SRR1260-1R2Y
SRR1260-1R5Y
SRR1260-2R2Y
SRR1260-2R4Y
SRR1260-3R3Y
SRR1260-3R5Y
SRR1260-4R7Y
SRR1260-5R6Y
SRR1260-6R1Y
SRR1260-6R8Y
SRR1260-7R6Y
SRR1260-8R2Y
SRR1260-100M
SRR1260-120M
SRR1260-150M
SRR1260-180M
SRR1260-220M
SRR1260-270M
SRR1260-330M
SRR1260-390M
SRR1260-470M
SRR1260-560M
SRR1260-680M
SRR1260-820M
SRR1260-101M
SRR1260-121K
SRR1260-151K
SRR1260-181K
SRR1260-221K
SRR1260-271K
SRR1260-331K
SRR1260-391K
SRR1260-471K
SRR1260-561K
SRR1260-681K
SRR1260-821K
SRR1260-102K
1.0
1.2
1.5
2.2
2.4
3.3
3.5
4.7
5.6
6.1
6.8
7.6
8.2
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
82.0
100.0
120.0
150.0
180.0
220.0
270.0
330.0
390.0
470.0
560.0
680.0
820.0
1000.0
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
30
30
30
30
30
30
30
30
30
30
30
30
30
20
20
20
20
20
20
20
20
20
20
20
20
20
10
10
10
10
10
10
10
10
10
10
10
10
26
18
24
22
18
20
22
19
19
21
20
16
18
32
27
25
28
29
26
27
22
22
24
22
25
26
26
20
26
22
20
22
20
18
22
18
20
30
Test
Freq.
(MHz)
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
100.00
7.8
9.40
10.00
158
91.10
8.0
9.20
9.80
123
86.00
9.5
8.80
9.90
123
70.00
10.5
8.20
8.50
100
63.80
11.5
7.80
8.00
100
40.00
12.0
7.60
7.80
74
37.60
13.0
7.50
7.60
74
36.70
15.5
6.80
7.00
65
33.00
16.2
6.70
6.90
58
29.80
17.0
6.60
6.80
58
28.20
18.0
6.30
6.50
53
27.90
19.0
6.00
6.20
53
24.00
19.5
5.70
5.80
48
21.00
20.0
5.50
5.50
44
19.40
23.0
5.20
5.00
41
12.5 ± 0.3
17.60
27.0
5.00
4.60
36
(.492 ± .012)
15.50
36.0
4.20
3.90
32
13.40
43.0
4.00
3.70
30
12.70
45.0
3.60
3.30
28
12.5 ± 0.3
9.97
60.0
3.00
2.80
24
(.492 ± .012)
10.40
70.0
2.80
2.70
22
7.63
86.0
2.60
2.50
20
7.92
100.0
2.30
2.20
18
7.43
110.0
2.10
2.10
17
6.0 ± 0.5
6.85
145.0
1.95
1.90
15
(.236 ± .020)
6.07
180.0
1.70
1.70
14
5.50
210.0
1.65
1.65
13
5.00
260.0
1.55
1.55
11
4.50
320.0
1.40
1.40
10
5.0 ± 0.3
(.197 ± .012)
4.20
380.0
1.38
1.30
9
3.60
450.0
1.30
1.20
8
3.20
580.0
1.15
1.10
8
2.80
700.0
1.08
1.00
7
7.0
TYP.
6
2.60
820.0
0.95
0.90
(.276)
2.40 1000.0
0.88
0.80
6
2.20 1150.0
0.80
0.75
5
2.00 1500.0
0.73
0.63
5
1.80 1700.0
0.68
0.60
4
AE
C *
AP Ro
PR HS
OV C
ED OM
(S PL
el IAN
ec T
t M
od
el
s)
SRF
Typ.
(MHz)
RDC
Max.
(mW)
I rms
Max.
(A)
I sat
Typ.
(A)
**K-
Factor
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Resistance to Soldering Heat
............................. +260 °C for 10 sec.
Temperature Rise
....................40 °C max. at rated I rms
Inductance Drop .......... 25 % typ. at I sat
Moisture Sensitivity Level .....................1
ESD Classification (HBM).................N/A
Materials
Core ............................Ferrite DR and RI
Wire ............. Enameled copper wire 130
Terminal ....................................Cu/Ni/Sn
Packaging .................... 600 pcs. per reel
Product Dimensions
12.5 ± 0.3
(.492 ± .012)
SRR1260-1R0Y to -8R2Y ... 100 kHz/0.1 V
SRR1260-100M to -102K........ 1 kHz/0.1 V
100
100
12.5 ± 0.3
(.492 ± .012)
6.0 ± 0.5
(.236 ± .020)
5.0 ± 0.3
(.197 ± .012)
**K-Factor: To calculate core flux density, Bp-p (gauss) = K x L(µH) x
Δ
I (peak-to-peak ripple current,
A), determine core loss from
Core Loss vs. Flux Density
plot.
7.0
TYP.
(.276)
Electrical Schematic
Recommended Layout
5.4
REF.
(.213)
MM
DIMENSIONS:
(INCHES)
2.9
(.114)
REF.
6.8
(.268)
REF.
2.9
(.114)
REF.
* RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
5.4
The device characteristics and parameters in this data
REF.
(.213)
sheet can and do vary in different applications and
actual device performance may vary over time.
Users should verify actual device performance in their
specific applications.
6.8
SRR1260 Series - Shielded SMD Power Inductors
SRF0504 Series - Line Filter
Core Loss vs. Flux Density
10000
1000
Core Loss (mW)
100
10
1
0.1
0.01
10
1 MHz
800 KHz
500 KHz
400 KHz
300 KHz
200 KHz
100 KHz
100
1000
Flux Density Bp-p (gauss)
Packaging Specifications
330
DIA.
(12.99)
2.0 ± 0.5
(.079 ± .020)
30.4
(1.197)
13.0 ± 0.5
(.512 ± .020)
DIA.
50.0
(1.969)
13.0 ± 0.5
DIA.
(.512 ± .020)
26
(1.024)
21.0 ± 0.8
(.827 ± .031)
24.0
(.945)
END
4
(.157)
START
24
(.945)
100
100
100
16.0
(.63)
5.3
(.209)
NO COMPONENT
160
(6.299)
COMPONENTS
NO COMPONENT
390
(15.354)
USER DIRECTION OF FEED
QTY: 600 PCS. PER REEL
REV. 03/18
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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