*R
& oHS
AE C
C OM
AP P
PR LI
OV A N
ED T
Features
■
Shielded construction
■
Inductance range: 1.2 to 220 µH
■
Heating current up to 5 A
■
AEC-Q200 qualified
■
RoHS compliant* and halogen free**
220
SRR4828A Series - Shielded Power Inductors
Operating Temp. ......... -40 °C to +150 °C
(Temperature rise included)
Storage Temperature .. -40 °C to +150 °C
Temperature Rise
..................... 20 °C typ. at rated Irms
1
40 °C typ. at rated Irms
2
Rated Current
............ Inductance drops 35 % at Isat
Moisture Sensitivity Level ..................... 1
.................N/A
Materials
Core ..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging ......... 500 pcs. per 7-inch reel
Product Dimensions
4.80
±
0.20
(.189
±
.008)
MARKED LINE
INDICATES
WINDING
STARTING
TERMINAL
Bourns
Part Number
Inductance @
100 kHz/0.1 V
L (μH)
Tol. (%)
SRF
(MHz)
Typ.
DCR (mΩ)
Typ.
Max.
I rms
1
(A)
Typ.
I rms
2
(A)
Typ.
I sat
(A)
Typ.
SRR4828A-1R2Y
SRR4828A-1R8Y
SRR4828A-2R7Y
SRR4828A-3R9Y
SRR4828A-4R7Y
SRR4828A-6R8Y
SRR4828A-8R2Y
SRR4828A-100M
SRR4828A-120M
SRR4828A-150M
SRR4828A-180M
SRR4828A-220M
SRR4828A-330M
SRR4828A-470M
SRR4828A-560M
SRR4828A-680M
SRR4828A-820M
SRR4828A-101M
SRR4828A-121M
SRR4828A-151M
SRR4828A-181M
SRR4828A-221M
1.2
1.8
2.7
3.9
4.7
6.8
8.2
10
12
15
18
22
33
47
56
68
82
100
120
150
180
220
± 30
± 30
± 30
± 30
± 30
± 30
± 30
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
155.0
105.0
80.0
60.0
50.0
40.0
35.0
30.0
27.0
25.0
22.0
20.0
15.0
13.0
12.0
11.0
10.0
8.5
8.0
7.0
6.0
5.5
18.5
22.7
26.2
36.3
41.4
57.0
66.8
76.4
100.0
108.8
125.0
145.9
208.2
215.0
260.4
294.3
381.9
495.3
630.0
713.9
899.1
1000.7
24.0
30.0
34.0
47.0
54.0
74.0
87.0
100.0
125.0
145.0
160.0
185.0
260.0
270.0
320.0
370.0
480.0
600.0
760.0
860.0
1080.0
1250.0
3.50
3.00
2.50
2.20
2.10
1.65
1.60
1.50
1.35
1.30
1.20
1.10
0.90
0.88
0.85
0.80
0.70
0.65
0.50
0.45
0.43
0.41
5.00
4.60
4.00
3.40
3.00
2.60
2.40
2.30
2.00
1.80
1.70
1.55
1.40
1.20
1.05
0.90
0.85
0.70
0.65
0.60
0.55
0.50
3.00
2.50
2.20
1.80
1.60
1.30
1.25
1.10
0.95
0.92
0.80
0.68
0.60
0.47
0.40
0.38
0.35
0.33
0.30
0.28
0.26
0.24
4.80
±
0.20
(.189
±
.008)
How to Order
Electrical Schematic
SRR4828A - 1R2Y
Model
Value Code (see table)
2.80
±
0.20
(.110
±
.008)
Recommended Layout
4.20
(.165)
1.98
(.078)
1.60
±
0.20
(.063
±
.008)
1.60
±
0.20
(.063
±
.008)
Asia-Pacific:
Tel: +886-2 2562-4117
Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555
Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500
Fax: +1-951 781-5700
www.bourns.com
1.17
(.046)
1.60
±
0.20
(.063
±
.008)
DIMENSIONS:
MM
(INCHES)
1.98
(.078)
DIMENSIONS:
MM
(INCHES)
* RoHS Directive 2015/863, Mar 31, 2015 and Annex.
** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine
(Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at
www.bourns.com/docs/legal/disclaimer.pdf.
SRF0504 Series - Line Filter Power Inductors
SRR4828A Series - Shielded
Inductance vs. IDC
SRR4828A-1R2Y
120%
100%
120%
100%
80%
SRR4828A-1R8Y
120%
100%
80%
SRR4828A-2R7Y
L/LOA
L/LOA
L/LOA
80%
60%
40%
20%
0%
0
1
2
3
4
60%
40%
20%
0%
0
0.8
1.6
2.4
3.2
60%
40%
20%
0%
0
0.8
1.6
2.4
3.2
IDC (A)
SRR4828A-3R9Y
120%
100%
80%
120%
100%
IDC (A)
SRR4828A-4R7Y
120%
100%
80%
IDC (A)
SRR4828A-6R8Y
L/LOA
L/LOA
L/LOA
80%
60%
40%
20%
0%
0
0.6
1.2
1.8
2.4
0
0.6
1.2
1.8
2.4
60%
40%
20%
0%
60%
40%
20%
0%
0
0.4
0.8
1.2
1.6
2.0
IDC (A)
SRR4828A-8R2Y
120%
100%
80%
120%
100%
80%
IDC (A)
SRR4828A-100M
120%
100%
80%
IDC (A)
SRR4828A-120M
L/LOA
L/LOA
60%
40%
20%
0%
0
0.4
0.8
1.2
1.6
2.0
60%
40%
20%
0%
0
0.4
0.8
1.2
1.6
L/LOA
60%
40%
20%
0%
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
IDC (A)
SRR4828A-150M
120%
100%
80%
120%
100%
80%
IDC (A)
SRR4828A-180M
120%
100%
80%
IDC (A)
SRR4828A-220M
L/LOA
L/LOA
60%
40%
20%
0%
0
0.2
0.4
0.6
0.8
1 .0
1.2
60%
40%
20%
0%
0
0.2
0.4
0.6
0.8
1.0
1.2
L/LOA
60%
40%
20%
0%
0
0.2
0.4
0.6
0.8
IDC (A)
IDC (A)
IDC (A)
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific disclaimers as set forth on the last page of this document, and at
www.bourns.com/legal/disclaimer.pdf.
SRF0504 Series - Line Filter Power Inductors
SRR4828A Series - Shielded
Inductance vs. IDC (Continued)
SRR4828A-330M
120%
100%
80%
120%
100%
80%
SRR4828A-470M
120%
100%
80%
SRR4828A-560M
L/LOA
L/LOA
L/LOA
60%
40%
20%
0%
0
0.2
0.4
0.6
0.8
1.0
60%
40%
20%
0%
0
0.1
0.2
0.3
0.4
0.5
0.6
60%
40%
20%
0%
0
0.1
0.2
0.3
0.4
0.5
0.6
IDC (A)
120%
100%
IDC (A)
120%
100%
80%
IDC (A)
120%
100%
80%
SRR4828A-680M
SRR4828A-820M
SRR4828A-101M
L/LOA
80%
L/LOA
60%
40%
20%
0%
0
0.1
0.2
0.3
0.4
0.5
0.6
60%
40%
20%
0%
0
0.1
0.2
0.3
0.4
L/LOA
60%
40%
20%
0%
0
0.1
0.2
0.3
0.4
IDC (A)
120%
100%
80%
IDC (A)
120%
100%
80%
IDC (A)
120%
100%
80%
SRR4828A-121M
SRR4828A-151M
SRR4828A-181M
L/LOA
L/LOA
60%
40%
20%
0%
0
0.1
0.2
0.3
0.4
60%
40%
20%
0%
0
0.1
0.2
0.3
0.4
L/LOA
60%
40%
20%
0%
0
0.07
0.4
0.21
0.28
0.35
IDC (A)
120%
100%
80%
IDC (A)
IDC (A)
SRR4828A-221M
L/LOA
60%
40%
20%
0%
0
0.05
0.10
0.15 0.20
0.25
0.30
IDC (A)
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific disclaimers as set forth on the last page of this document, and at
www.bourns.com/legal/disclaimer.pdf.
SRF0504 Series - Line Filter Power Inductors
SRR4828A Series - Shielded
Temperature vs. IDC
SRR4828A-1R2Y
70
60
50
60
50
SRR4828A-1R8Y
60
50
SRR4828A-2R7Y
ΔT
(°C)
ΔT
(°C)
40
30
20
10
0
40
30
20
10
0
0
1
2
3
4
5
6
7
ΔT
(°C)
0
1
2
3
4
5
6
40
30
20
10
0
0
1
2
3
4
5
IDC (A)
50
40
IDC (A)
70
60
50
IDC (A)
70
60
50
SRR4828A-3R9Y
SRR4828A-4R7Y
SRR4828A-6R8Y
ΔT
(°C)
ΔT
(°C)
30
20
10
0
0
1
2
3
4
40
30
20
10
0
0
1
2
3
4
ΔT
(°C)
40
30
20
10
0
0
0.7
1.4
2.1
2.8
3.5
IDC (A)
SRR4828A-8R2Y
80
60
60
48
IDC (A)
SRR4828A-100M
60
48
IDC (A)
SRR4828A-120M
ΔT
(°C)
ΔT
(°C)
36
24
12
0
ΔT
(°C)
0
0.6
1.2
1.8
2.4
3.0
36
24
12
0
0
0.5
1.0
1.5
2.0
2.5
40
20
0
0
0.7
1.4
2.1
2.8
3.5
IDC (A)
SRR4828A-150M
70
56
50
40
IDC (A)
SRR4828A-180M
60
48
IDC (A)
SRR4828A-220M
ΔT
(°C)
ΔT
(°C)
ΔT
(°C)
42
28
14
0
0
0.5
1.0
1.5
2.0
2.5
30
20
10
0
0
0.5
1.0
1.5
2.0
36
24
12
0
0
0.5
1.0
1.5
2.0
IDC (A)
IDC (A)
IDC (A)
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific disclaimers as set forth on the last page of this document, and at
www.bourns.com/legal/disclaimer.pdf.
SRF0504 Series - Line Filter Power Inductors
SRR4828A Series - Shielded
Temperature vs. IDC (Continued)
SRR4828A-330M
60
48
50
40
SRR4828A-470M
50
40
SRR4828A-560M
ΔT
(°C)
ΔT
(°C)
ΔT
(°C)
36
24
12
0
0
0.25 0.50 0.75 1.00 1.25 1.50 1.75
30
20
10
0
0
0.25
0.50
0.75
1.00
1.25
1.50
30
20
10
0
0
0.2
0.4
0.6
0.8
1.0
1.2
IDC (A)
SRR4828A-680M
70
56
60
48
IDC (A)
SRR4828A-820M
70
56
IDC (A)
SRR4828A-101M
ΔT
(°C)
ΔT
(°C)
42
28
14
0
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
36
24
12
0
0
0.2
0.4
0.6
0.8
1.0
1.2
ΔT
(°C)
42
28
14
0
0
0.2
0.4
0.6
0.8
1.0
IDC (A)
SRR4828A-121M
70
56
70
56
IDC (A)
SRR4828A-151M
80
IDC (A)
SRR4828A-181M
60
ΔT
(°C)
ΔT
(°C)
42
28
14
0
0
0.15
0.30
0.45
0.60
0.75
0.90
42
28
14
0
0
0.15
0.30
0.45
0.60
0.75
0.90
ΔT
(°C)
40
20
0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
IDC (A)
SRR4828A-221M
60
48
IDC (A)
IDC (A)
ΔT
(°C)
36
24
12
0
0
0.14
0.28
0.42
0.56
0.70
IDC (A)
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific disclaimers as set forth on the last page of this document, and at
www.bourns.com/legal/disclaimer.pdf.
