SRR0905-120M Bourns Inc., SRR0905-120M Datasheet - Page 2

• Manufacturer Part Number: SRR0905-120M
• Description: INDUCTOR POWER 12UH 1.9A SMD
• Manufacturer: Bourns Inc.
• Series: SRR0905r
• Type: Ferrite Corer

Specifications of SRR0905-120M

• Inductance: 12µH
• Tolerance: ±20%
• Current: 1.9A
• Shielding: Shielded
• Dc Resistance (dcr): 70 mOhm Max
• Q @ Freq: 40 @ 2.52MHz
• Self Resonant Freq: 26MHz
• Package / Case: 0.390" L x 0.390" W x 0.177" H (9.90mm x 9.90mm x 4.50mm)
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 125°C
• Frequency - Test: 100kHz
• Material - Core: Ferrite
• Applications: Power Supplies
• Product: Inductors
• Test Frequency: 2.52 MHz
• Maximum Dc Current: 1.9 Amps
• Maximum Dc Resistance: 0.07 mOhms
• Self Resonant Frequency: 26 MHz
• Q Minimum: 40
• Dimensions: 9.9 mm Dia. x 4.5 mm H
• Operating Temperature Range: - 40 C to + 125 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Saturation: -
• Current - Temperature Rise: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: SRR0905-120M

11/08
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Packaging Specifications
Soldering Profile
275
225
175
125
SRR0905 Series - Shielded SMD Power Inductors
Surface Mount Chip Inductor Capability Matrix
75
25
0
150°C
<1> Maximum of 10 seconds between
+255°C and +260°C
END
50
(12.992)
330.0
DIA.
Ramp Up
3°C/second maximum
(.827 ± .032)
21.0 ± 0.8
NO COMPONENT
(.512 ± .020)
13.0 ± 0.5
(7.87)
120 - 150 seconds
200
100
DIA.
(.079 ± .020)
2.0 ± 0.5
190°C
Time (seconds)
<1> 255°C
220°C
150
10 seconds minimum
(.630)
16.0
(.512 ± .020)
13.0 ± 0.5
(1.023 + 0)
USER DIRECTION OF FEED
(1.197)
26. + 0
DIA.
30.4
QTY: 800 PCS. PER REEL
seconds
60 - 90
200
COMPONENTS
260°C peak
(.157)
(1.969 - 0)
4.0
50.0 - 0
250
Ramp Down
6°C/second
maximum
Rev. 02/22/05
300
Electrical Schematic
DIMENSIONS:
NO COMPONENT
(15.75)
400
START
(INCHES)
MM