BOURNS SRP1270-100M

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Features
Applications
■ Shielded construction
■ Input/output of DC/DC converters
■ Unit height of 7.0 mm max.
■ Power supplies for:
• Portable communications equipment
• Camcorders
• LCD TVs
• Car audio systems
■ Current up to 41 A
■ RoHS compliant*
SRP1270 Series - Shielded Power Inductors
Electrical Specifications
Bourns Part No.
Inductance
L (μH) ±20 %
I rms
(A)
I sat
(A)
DCR
(mΩ) Max.
SRF
(MHz) Typ.
SRP1270-R32M
0.32
46
65
0.9
95
SRP1270-R47M
0.47
41
65
1.2
85
SRP1270-R68M
0.68
35
60
1.6
65
SRP1270-1R0M
1.0
32
50
2.1
45
SRP1270-1R5M
1.5
27
48
2.6
31
SRP1270-1R8M
1.8
24
41
3.2
31
SRP1270-2R2M
2.2
22
40
4.2
25
SRP1270-3R3M
3.3
18
35
6.6
20
SRP1270-4R7M
4.7
15
30
11.2
15
SRP1270-5R6M
5.6
14
26.5
10.0
13
SRP1270-6R8M
6.8
12
21
14.0
12
SRP1270-8R2M
8.2
11
17
15.5
11
SRP1270-100M
10.0
10
16
16.8
10
Soldering Profile
General Specifications
Test Voltage ....................................1.0 V
Test Frequency ......................... 100 KHz
Reflow Soldering .. 230 °C; 50 sec. max.
Operating Temperature
................................-55 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-55 °C to +125 °C
Resistance to Soldering Heat
............................. +260 °C for 10 sec.
Materials
Core ..................................................Iron
Wire ............................Enameled copper
Adhesive .............................. Epoxy resin
Terminal ....................................Ag/Ni/Sn
Rated Current .....Ind. drops 20 % at Isat
Temperature Rise .....40 °C at rated Irms
Packaging ....... 400 pcs. per 13-inch reel
Product Dimensions
Temperature (°C)
275
<1> Maximum of 10 seconds
between +255 °C and +260 °C
225
260 °C peak
<1> 255 °C
220 °C
190°C
60 seconds
maximum
175
MAX.
7.0
(.276)
13.7
MAX.
(0.539)
12.9
MAX.
(0.508)
Ramp Down
5 °C/second
6.5
(.256)
MAX.
150 °C
125
13.7
(0.539)
MAX.
120-150 seconds
10 seconds minimum
75
1R2
Ramp Up
4 °C/second maximum
25
0
50
100
150
200
250
Time (Seconds)
300
12.9
MAX.
(0.508)
3.0 ± 0.5
(0.118 ± 0.020)
Electrical Schematic
2.5 ± 0.5
(0.098 ± 0.020)
Recommended Layout
4.5
(.177)
15.0
(0.591)
7.0
(.276)
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
DIMENSIONS:
MM
(INCHES)
SRP1270 Series - Shielded Power Inductors
0.1
20
0
39
52
0.1
0
0
65
0
13
60
0.6
0.4
0.2
0
30
40
50
40
30
20
10
0
50
100
90
80
70
60
1.5
1.0
0.5
0
0
8
16
24
32
100
40
1.5
60
50
1.0
40
30
20
10
0
40
0.5
0
10
20
30
Inductance (μH)
80
70
Temperature Rise (°C)
Inductance (μH)
90
2.0
3.2
2.4
1.6
0.8
0
0
7
7.2
80
5.4
60
3.6
40
1.8
20
0
0
5.3
10.6
15.9
21.2
9.0
6.0
3.0
0
8
60
1.5
6.0
3.0
4.2
8.4
12.6
32.8
50
40
30
20
10
0
41
24
100
90
80
70
60
50
40
30
20
10
0
30
1.0
0.5
0
0
8.2
16.4
24.6
100
90
80
70
60
50
40
30
20
10
0
35
SRP1270-4R7M
6.0
5.0
4.0
3.0
2.0
1.0
0
0
6
12
18
16.8
100
90
80
70
60
50
40
30
20
10
0
21
SRP1270-8R2M
14.0
100
11.2
80
8.4
60
5.6
40
2.8
20
0
0
3.2
6.4
9.6
12.8
0
16
DC Current (A)
12
100
90
80
70
60
50
40
30
20
10
0
16
Temperature Rise (°C)
Inductance (μH)
12.0
4
50
40
30
20
10
0
48
100
90
80
70
DC Current (A)
9.0
0
50
DC Current (A)
SRP1270-100M
0
28
0
0
26.5
DC Current (A)
15.0
21
SRP1270-6R8M
12.0
Temperature Rise (°C)
Inductance (μH)
100
Inductance (μH)
SRP1270-5R6M
9.0
14
40
2.0
DC Current (A)
DC Current (A)
30
DC Current (A)
SRP1270-3R3M
4.0
20
SRP1270-1R8M
2.5
DC Current (A)
SRP1270-2R2M
0
10
10
0
60
DC Current (A)
2.0
DC Current (A)
2.5
0
Inductance (μH)
20
0
Inductance (μH)
0.8
50
40
30
20
0.4
0.2
Inductance (μH)
Inductance (μH)
1.0
10
52
SRP1270-1R5M
2.5
Inductance (μH)
100
90
80
70
Temperature Rise (°C)
SRP1270-1R0M
0
39
0.6
DC Current (A)
DC Current (A)
1.2
26
10
0
65
Temperature Rise (°C)
26
0.2
Temperature Rise (°C)
13
50
40
30
20
Temperature Rise (°C)
0
0.3
0.8
Temperature Rise (°C)
40
0.4
100
90
80
70
60
Temperature Rise (°C)
0.2
0.5
SRP1270-R68M
1.0
Temperature Rise (°C)
60
100
90
80
70
60
Inductance (μH)
80
0.3
Inductance (μH)
0.4
SRP1270-R47M
0.6
Temperature Rise (°C)
Inductance (μH)
100
Temperature Rise (°C)
SRP1270-R32M
0.5
Temperature Rise (°C)
L vs. I Charts
DC Current (A)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
3312 - 2 mm
SMD- Shielded
TrimmingPower
Potentiometer
SRP1270
Series
Inductors
Packaging Specifications
2.0 ± 0.5
(.079 ± .020)
330.0
(13.00)
DIA.
THICKNESS
0.10
(.004)
MAX.
13.5 ± 0.5
(0.53 ± .020)
DIA.
EMBOSSED
CAVITY
100.0 ± 2.0
(3.94 ± .079)
13.5 ± 0.5
DIA.
(.53 ± .020)
EMBOSSED
CARRIER
24.0 ± 0.5
(0.95 ± 0.020)
0.50 ± 0.05
(0.020 ± 0.002)
2.0 ± 0.1
(0.079 ± 0.004)
4.0 ± 0.1
(0.157 ± 0.004)
1.5 ± 0.1
(0.059 ± 0.004)
DIA.
14.2 ± 0.1
(0.559 ± 0.004)
6.9 ± 0.1
(0.272 ± 0.004)
1.75 ± 0.1
(.069 ± 0.004)
2.7 ± 0.3
(.106 ± 0.012)
13.2 ± 0.1
(0.520 ± 0.004)
0.15
DIA.
(0.0006)
DIMENSIONS:
REV. 12/12
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MM
(INCHES)
20.5 ± 0.1
(0.807 ± 0.004)
24.0 ± 0.3
(0.95 ± 0.012)