SRN4018TA Datasheet, PDF (1/3 Pages) Bourns Electronic Solutions – Semi-shielded Power Inductors

LVEREAoRDHSSFIORCNEOSMAPRLEIANT*
*Ro&HSAECCOMAPPPLRIAONVTED
AEC*ARPoPHRSOCVOEMDP(LSIeAlNecTt ^Models)
Features
n Semi-shielded construction
nInductance range: 1 to 150 µH
nRated current up to 3.2 A
n AEC-Q200 qualified
n RoHS compliant* and halogen free**
Applications
n Automotive
systems:
-Driver assistant
-Infotainment
-Lighting
n DC/DC converters
n Power supplies
n Digital video
cameras
n HDDs
n Smartphones
n Televisions, LCD
displays
SRN4018TA Series - Semi-shielded Power Inductors
Electrical Specifications @ 25 °C
Bourns Part No.
Inductance
@ 100 kHz / 1 V
Q
(Min.)
SRF DCR
(MHz) (W)
Irms
Isat
L (mH) Tol. % @ 100 kHz Typ. ±20 % (A)
(A)
SRN4018TA-1R0M 1.0
±20
10
145 0.027 3.2
4
SRN4018TA-1R2M 1.2
±20
10
140 0.028
3
3.6
SRN4018TA-1R5M 1.5
±20
10
115 0.032 2.7
3.3
SRN4018TA-2R2M 2.2
±20
10
90 0.042 2.2
3
SRN4018TA-3R3M 3.3
±20
10
72 0.055
2
2.3
SRN4018TA-4R7M 4.7
±20
10
58
0.07
1.7
2
SRN4018TA-6R8M 6.8
±20
10
46
0.098 1.45
1.6
SRN4018TA-100M
10
±20
10
40
0.15
1.2
1.3
SRN4018TA-150M
15
±20
10
30
0.23
0.9
1.1
SRN4018TA-220M
22
±20
10
26
0.29 0.75
0.9
SRN4018TA-330M
33
±20
10
20
0.405 0.65
0.7
SRN4018TA-470M
47
±20
10
17
0.585 0.58
0.6
SRN4018TA-680M
68
±20
10
15
0.89 0.48 0.52
SRN4018TA-101M 100
±20
10
4
1.38 0.34 0.42
SRN4018TA-151M 150
±20
10
4
1.97 0.27 0.31
Soldering Profile
Preheating
Soldering Natural Cooling
TP (260 °C, 10 Sec. Max.)
tp (245 °C, 20~40 Sec.)
General Specifications
Operating Temperature
.................................. -40 °C to +125 °C

(Temperature rise included)
Storage Temperature... -40 °C to +125 °C
Temperature Rise......40 °C at rated Irms
Rated Current
............. Inductance drops 30 % at Isat
Failure In Time (FIT).........24.7/10⁹ hours
Mean Time Between Failures (MTBF)
................................... 40.4 x 10⁶ hours
Materials
Core...............................................Ferrite
Wire.............................Enameled copper
Terminal Finish....................................Sn
Coating..................Magnetic epoxy resin
Packaging...... 3000 pcs. per 13-inch reel
Product Dimensions
4.0 ± 0.3
(.157 ± .012)
1.0
4.0 ± 0.3
(.157 ± .012)
200 °C ^{217 °C}
150°C
60~180
Sec.
60~150 Sec.
480 Sec. Max.
25
Time (Seconds)
Electrical Schematic
How to Order
SRN4018TA - 100M
Model
Value Code (see table)
*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.
1.65 ± 0.2
(.065 ± .008)
1.8
(.071)
MAX.
Recommended Layout
4.3
(.169)
REF.
4.3
(.169)
REF.
REF.
0.9
(.035)
DIMENSIONS:
MM
(INCHES)