SRP1235-1R2M Bourns Inc., SRP1235-1R2M Datasheet - Page 3

• Manufacturer Part Number: SRP1235-1R2M
• Description: INDUCTOR POWER 1.2UH 21A SMD
• Manufacturer: Bourns Inc.
• Series: SRP1235r
• Type: Iron Corer

Specifications of SRP1235-1R2M

• Inductance: 1.2µH
• Current: 21A
• Current - Saturation: 29A
• Shielding: Shielded
• Dc Resistance (dcr): 4.5 mOhm Max
• Self Resonant Freq: 37MHz
• Package / Case: 0.547" L x 0.547" W x 0.146" H (13.90mm x 13.90mm x 3.70mm)
• Mounting Type: Surface Mount
• Operating Temperature: -55°C ~ 150°C
• Frequency - Test: 100kHz
• Material - Core: Iron
• Applications: General Purpose
• Product: Shielded Power Inductors
• Test Frequency: 100 MHz
• Tolerance: 20 %
• Maximum Dc Current: 21 Amps
• Maximum Dc Resistance: 4.5 mOhms
• Self Resonant Frequency: 37 MHz
• Dimensions: 13.9 mm W x 13.9 mm L x 3.7 mm H
• Operating Temperature Range: - 55 C to + 150 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Q @ Freq: -
• Current - Temperature Rise: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

L vs. I Charts
Packaging Specifications
12.0
8.0
7.2
6.4
5.6
4.8
4.0
3.2
2.4
1.6
0.8
9.6
7.2
4.8
2.4
0
0
0
0
SRP1235 Series - Shielded Power Inductors
2
2.4
4
(0.014 ± 0.020)
(0.547 ± 0.004)
(0.177 ± 0.004)
SRP1235-4R7M
6
SRP1235-8R2M
0.35 ± 0.05
(13.00)
13.9 ± 0.1
330.0
4.5 ± 0.1
DIA.
DC Current (A)
DC Current (A)
4.8
8
(.827 ± .031)
21.0 ± 0.8
10
(.53 ± .020)
13.5 ± 0.5
12
7.2
14
DIA.
16
9.6
(.079 ± .020)
2.0 ± 0.5
18
20
12
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
10
0
(0.157 ± 0.004)
(0.95 ± 0.020)
(0.0006)
(0.53 ± .020)
24.0 ± 0.5
4.0 ± 0.1
0.15
13.5 ± 0.5
DIA.
DIA.
10
20
18
16
14
12
10
8
6
4
2
0
9
8
7
6
5
4
3
2
1
0
0
0
1
2
2
(2.96 ± 0.08)
75.0 ± 2.0
4
3
SRP1235-5R6M
SRP1235-100M
4
DC Current (A)
DC Current (A)
6
5
8
6
(0.079 ± 0.004)
10
7
2.0 ± 0.1
8
12
Customers should verify actual device performance in their specific applications.
9
14
10
(0.520 ± 0.004)
11
13.5 ± 0.1
16
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
10
0
(0.059 ± 0.004)
1.5 ± 0.1
DIA.
EMBOSSED
CARRIER
THICKNESS
(.004)
0.10
MAX.
15.0
13.5
12.0
10.5
9.0
7.5
6.0
4.5
3.0
1.5
Specifications are subject to change without notice.
0
0
1
2
EMBOSSED
CAVITY
3
(0.629 ± 0.004)
SRP1235-6R8M
4
16.0 ± 0.1
DC Current (A)
(.106 ± 0.012)
5
DIMENSIONS:
2.7 ± 0.3
6
7
8
9
(0.95 ± 0.012)
(.069 ± 0.004)
24.0 ± 0.3
10 11 12 13
1.75 ± 0.1
(INCHES)
MM
REV. 11/10
100
90
80
70
60
50
40
30
20
10
0