Features
Applications
■ Unit height of 2.9 mm
■ Inductance range: 1 to 10,000 μH
■ Rated current up to 3 A
■ RoHS compliant*
■ DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Laptop computers
222
• Camcorders, HDTV, car audio systems
SRE6603 Series - Shielded SMD Power Inductors
Electrical Characteristics
General Specifications
Test Voltage....................................0.1 V
Reflow Soldering ... 230 °C, 50 sec max.
Operating Temperature
...............................-25 °C to +105 °C
(Temperature rise included)
Storage Temperature
...............................-40 °C to +125 °C
Resistance to Soldering Heat
Inductance
@ 100 KHz
Test
SRF
DCR
(Ω)
Q
Frequency (MHz)
I rms
(A)
I sat
(A)
Bourns Part No. L (μH) ±±0 ꢀ (Ref.)
(KHz)
200
200
200
200
200
200
200
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
Typ.
250
125
120
120
105
50
38
33
25
20
20
15
10
9
Max.
SRE6603-1R0M
SRE6603-1R5M
SRE6603-2R2M
SRE6603-3R3M
SRE6603-4R7M
SRE6603-6R8M
SRE6603-100M
SRE6603-150M
SRE6603-220M
SRE6603-330M
SRE6603-470M
SRE6603-680M
SRE6603-101M
SRE6603-151M
SRE6603-221M
SRE6603-331M
SRE6603-471M
SRE6603-681M
SRE6603-102M
SRE6603-152M
SRE6603-222M
SRE6603-332M
SRE6603-472M
SRE6603-682M
SRE6603-103M
1.0
1.5
30
30
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
50
50
50
50
50
50
0.040
0.045
0.05
0.055
0.06
0.065
0.075
0.09
0.11
0.19
0.23
0.29
0.48
0.59
0.77
1.4
3.0
2.8
1.4
0.93
0.92
0.75
0.58
0.58
0.37
0.31
0.30
0.24
0.24
0.17
0.13
0.10
0.10
0.07
0.06
0.055
0.045
0.035
0.028
0.024
0.021
0.019
0.017
2.2
1.8
3.3
1.6
4.7
1.4
...............................260 °C for 10 sec.
6.8
1.2
10
1.0
Materials
15
0.80
0.70
0.60
0.50
0.40
0.30
0.26
0.22
0.20
0.19
0.18
0.15
0.12
0.10
0.08
0.06
0.04
0.02
Core..............................................Ferrite
Wire ........................... Enameled copper
Base ......................................... Ceramic
Adhesive.............................. Epoxy resin
Terminal ................................... Ag/Ni/Au
Rated Current
..............Ind. drop of 30 % typ. at Isat
Temperature Rise .. 40 °C typical at Irms
Packaging.....2000 pcs. per 13-inch reel
22
33
47
68
100
150
220
330
470
680
1000
1500
2200
3300
4700
6800
10,0000
6
5
4
1.8
Product Dimensions
3
2.2
6.60
(0.260)
MAX.
2
3.4
2
4.2
2
8.5
1
11
4.45
(0.175)
MAX.
1
13.9
25
1
0.8
32.8
Schematic
Recommended Layout
1.27 0.2
(0.050 0.008)
6.86
(0.270)
3.56
(0.140)
REF.
4.32 0.3
(0.170 0.012)
4.06
(0.160)
1.4
(0.055)
1.4
(0.055)
1.02 0.2
(0.040 0.008)
Soldering Profile
3.90 0.3
(0.154 0.012)
275
2.92
(0.115)
MAX.
260 °C peak
<1>Maximum of 10 seconds
between +255 °C and +260 °C
<1> 255 °C
220 °C
225
175
190°C
Ramp Down
5 °C/second
60 seconds
maximum
150 °C
125
75
MM
(INCHES)
DIMENSIONS:
120-150 seconds
10 seconds minimum
Ramp Up
4 °C/second maximum
25
0
50
100
150
200
250
300
Time (Seconds)
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.