SRP7028A-R10M Datasheet, PDF (1/4 Pages) Bourns Electronic Solutions – Shielded Power Inductors

LVEREAoRDHSSFIORCNEOSMAPRLEIANT*
*Ro&HSAECCOMAPPPLRIAONVTED
1R10250 _{AEC*ARPoPHRSOCVOEMDP(LSIeAlNecTt Models)}
Features
n Shielded construction
n Carbonyl powder core
n High saturation current
n Inductance range: 0.10 to 33 µH
n AEC-Q200 qualified
n RoHS compliant* and halogen free**
Applications
n Automotive systems:
-Driver assistant
-Information
-Entertainment
-Lighting
n DC/DC converters
n Power supplies
SRP7028A Series - Shielded Power Inductors
Electrical Specifications @ 25 °C
Bourns
Part Number
SRP7028A-R10M
SRP7028A-R15Y
SRP7028A-R22Y
SRP7028A-R33M
SRP7028A-R47M
SRP7028A-R56M
SRP7028A-R68M
SRP7028A-R75M
SRP7028A-R82M
SRP7028A-1R0M
SRP7028A-1R5M
SRP7028A-1R8M
SRP7028A-2R2M
SRP7028A-2R5M
SRP7028A-3R3M
SRP7028A-4R7M
SRP7028A-5R6M
SRP7028A-6R8M
SRP7028A-8R2M
SRP7028A-100M
SRP7028A-150M
SRP7028A-220M
SRP7028A-330M
How to Order
Inductance
@ 100 KHz / 1 V
L (µH) Tol. (%)
0.10 ± 20
0.15 ± 30
0.22 ± 30
0.33 ± 20
0.47 ± 20
0.56 ± 20
0.68 ± 20
0.75 ± 20
0.82 ± 20
1.0
± 20
1.5
± 20
1.8
± 20
2.2
± 20
2.5
± 20
3.3
± 20
4.7
± 20
5.6
± 20
6.8
± 20
8.2
± 20
10
± 20
15
± 20
22
± 20
33
± 20
Q (Min.)
@100 KHz
/1V
5
5
5
10
10
15
15
15
15
20
20
20
20
20
20
20
20
20
20
20
20
20
20
SRF
(MHz)
Typ.
DCR
(mW)
Typ.
DCR
(mW)
Max.
Irms
(A)
300 1.2
220 1.5
150 2.1
140 3.5
80
4
70
4.7
67
4.8
65
5.5
61
6.7
58
8.3
12.5 ± 0.3
38 13 ^{(.492 ± .012)}
36
14
32
18
30
20
25
28
21
37
19
43
18
54
17
64 _{3.0 ± 0.3}
14 75 ^{(.118 ± .012)}
12
107
10
165
8
200
1.7
32.5
1.9
27
2.8
23
3.9
4.2
5.0
5.5
6.6 ^{13.5 ± 0.5}
(.531 ± .020)
20
17.5
16.5
15.5
14.5
8.0
13
8¹R^0.2⁰
11
1¹1⁵5^.0
9
17.0
8.5
20.0 3.3 ± 0.2 8
22.0 7 ^{(.130 + .008)}
2.75 ± 0.35
30.0 (.108 ± .014)
2.3 ± 0.3
6
40.0 ^{(.091 ± .012)}
5.5
48.0
5
60.0
4.5
68.0
4
85.0
3.5
123.0 ^14.2
(.559)
190.0
240.0
3.0
2.0
2.0^3.3
(.130)
8.0
(.315)
Electrical Schematic
SRP7028A - 100M
Model
Value Code (see table)
Isat
(A)
60
45
40
32
26
25.5
25
24.5
24
22
18
16
14
13
12
10
9
8
7.5
6
4
3.5
2.5
Soldering Profile
Preheating
Soldering
Natural Cooling
Peak Temperature (260 °C, 40 Sec. Max.)
20~40 Sec.
200 °C ^{217 °C}
150°C
60~180
Sec.
60~150 Sec.
480 Sec. Max.
25
Time (Seconds)
Reflow Times: 3 Times Max.
Peak Temperature
260 ഒ max.
Max. Peak Temperature 260 ഒ
40 sec. max.
Max. Time Above 217 ഒ:
60~150 sec. max.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
**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.
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.
General Specifications
Test Voltage.....................................1.0 V
Test Frequency.......................... 100 KHz
Operating Temperature
.................................-40 °C to +150 °C

(Temperature rise included)
Storage Temperature
.................................-40 °C to +125 °C
Rated Current
............. Inductance drops 20 % at Isat
Temperature Rise......40 °C at rated Irms
Resistance to Soldering Heat
......................... +260 °C, 40 sec. max.
Materials
Core..............................Carbonyl powder
Wire.............................Enameled copper
Terminal Finish....................................Sn
Packaging...... 1000 pcs. per 13-inch reel
Product Dimensions
7.3 ± 0.3
(.287 ± .012)
6.6 ± 0.3
(.260 ± .012)
2R2
1150
1.8 ± 0.3
(.071 ± .012)
2.8 ± 0.2
(.110 + .008)
3.0 ± 0.3
(.118 ± .012)
Recommended Layout
8.4
(.331)
2.5
(.098)
3.5
(.138)
DIMENSIONS:
MM
(INCHES)
Please consult Bourns^® Model SRP-A
Series Visual Inspection Guide for detailed
construction, processing and testing
information.