Features
■ Shielded construction
■ Carbonyl powder core
■ High saturation current
■ Low profile - 1.0 mm
■ Inductance range: 0.10 to 10 µH
■ AEC-Q200 qualified
■ RoHS compliant* and halogen free**
4R7
SRP4012TA Series - Shielded Power Inductors
Electrical Specifications @ 25 °C
General Specifications
Test Voltage....................................1.0 V
Test Frequency......................... 100 KHz
Operating Temperature
................................-55 °C to +150 °C
(Temperature rise included)
Storage Temperature
................................-55 °C to +150 °C
Rated Current
............ Inductance drops 20 % at Isat
Temperature Rise.....40 °C at rated Irms
Moisture Sensitivity Level.....................1
Inductance
@ 100 KHz
/ 1 V
Q (Min.)
SRF
DCR
DCR
Irms
(A)
Bourns
Part Number
Tol.
(%)
@100 KHz (MHz) (mΩ) (mΩ)
/ 1 V
Isat Terminal
L (μH)
Typ.
400
200
143
120
117
80
Typ.
4.3
6.6
15.5
18
Max.
5.5
8
(A)
25
20
8.5
6.5
6
Type
SRP4012TA-R10Y
0.10
±30
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
5
11.5
8.5
6.5
6.0
5.3
4.0
3.5
3.0
2.8
2.3
2.0
1.7
1.5
1.4
1.3
SRP4012TA-R22M 0.22
SRP4012TA-R36M 0.36
SRP4012TA-R47M 0.47
SRP4012TA-R60M 0.60
5
10
10
10
10
10
10
10
10
10
10
10
10
10
18
20
22.5
41
26
SRP4012TA-1R0M
SRP4012TA-1R2M
SRP4012TA-1R5M
SRP4012TA-2R2M
SRP4012TA-3R3M
SRP4012TA-4R7M
SRP4012TA-5R6M
SRP4012TA-6R8M
SRP4012TA-8R2M
SRP4012TA-100M
1.0
1.2
1.5
2.2
3.3
4.7
5.6
6.8
8.2
10.0
47
6
.................N/A
ESD Classification (HBM)
70
48
56
5
Note 1: Circuit design, component, PCB trace size
and thickness, airflow and other cooling provisions all
affect the part temperature. Part temperature should be
verified in the end application.
Lead
Frame
62
55
63.3
80
4
58
69.2
84
3.5
3
41
97
35
128
180
300
313
410
145
208
360
376
463
2.5
2.3
1.7
1.6
1.4
Materials
30
Core.............................Carbonyl powder
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging..... 4000 pcs. per 13-inch reel
28
25
23
How to Order
Recommended Layout
Product Dimensions
Lead Frame Terminal
5.2
(.205)
SRP4012TA - 100M
Model
4.45 0.25
(.175 .010)
Value Code (see table)
2.4
(.094)
Electrical Schematic
2.2
(.087)
4.06 0.25
2R2
(.042 .010)
1.0 0.2
0.76 0.3
(.039 + .008)
(.030 .012)
2.0 0.2
(.079 .008)
MM
DIMENSIONS:
Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
Asia-Pacific:
(INCHES)
EMEA: Tel: +36 88 885 877 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
*
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.
Specifications are subject to change without notice.
WARNING
Users should verify actual device performance in their specific applications.
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
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.