# Power Inductor (SMD), 330 µH, 650 mA, Shielded, 520 mA, SRU1048A Series
**URL**: https://novapart.co/products/SRU1048A-331Y/power-inductor-smd-330-h-650-ma-shielded-520
**SKU**: SRU1048A-331Y
**Manufacturer**: BOURNS
**Category**: Passive Components || Inductors || Power Inductors || SMD Power Inductors
**Price**: €0.3140
**Stock**: 10+
## Description
Inductance:330µH; RMS Current (Irms):650mA; Inductor Construction:Shielded; Saturation Current (Isat):520mA; Product Range:SRU1048A Series; Power Inductor Case:10mm x 10mm x 4.8mm; DC
## Specifications
| Parameter | Value |
|---|---|
| Inductance | 330µH |
| Product Range | SRU1048A Series |
| Product Width | 10mm |
| Product Height | 4.8mm |
| Product Length | 10mm |
| Dc Resistance Max | 0.64ohm |
| Rms Current (Irms) | 650mA |
| Inductance Tolerance | ± 30% |
| Inductor Construction | Shielded |
| Saturation Current (Isat) | 520mA |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2374235RL/)
## **Features**
■ Shielded construction
■ Inductance range: 1.5 to 330 µH
- Heating current up to 7 A
- AEC-Q200 qualifi ed ■ RoHS compliant* and halogen free**
## **Applications**
■ Automotive systems:
- Driver assistant
- Information
- Entertainment - Lighting
- ■ DC/DC converters
■ Power supplies
## BOURNS EE
## **SRU1048A Series - Shielded Power Inductors**
## ~~**Electrical Specif cations @ 25 °C**~~
## ~~**General Specif cations**~~
Operating Temperature ................................-40 °C to +125 °C(Temperature rise included) (Temperature rise included) Storage Temperature ................................-40 °C to +125 °C Resistance to Soldering Heat .............................+245 °C for 10 sec. Temperature Rise ......................30 °C typ. at rated I rms Inductance Drop .......... 35 % typ. at I sat
**==> picture [500 x 548] intentionally omitted <==**
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|||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|Inductance|Test|SRF|DCR|
|BournsPart Number|L @ 100 KHz / 1 V(µH)|Tol. (%)|(Ref.)Q|(Freq.MHz)|(MHz)Typ.|(mMax.|Ω|)|I rms(A)|I sat(A)|................................-40 °C to +125 °C(Temperature rise included)|
|SRU1048A-1R5Y|1.5|±30|14|7.96|70|5.8|7.0|7.2|Storage Temperature|
|................................-40 °C to +125 °C|
|SRU1048A-2R2Y|2.2|±30|14|7.96|55|7.2|6.5|6.3|
|SRU1048A-3R0Y|3.0|±30|14|7.96|40|10|6.2|6.0|Resistance to Soldering Heat|
|.............................+245 °C for 10 sec.|
|SRU1048A-4R7Y|4.7|±30|12|7.96|30|12.5|5.5|4.75|
|Temperature Rise|
|SRU1048A-6R8Y|6.8|±30|10|7.96|20|18|4.8|4.1|......................30 °C typ. at rated I rms|
|SRU1048A-8R2Y|8.2|±30|8|7.96|18|20|4.6|3.8|Inductance Drop .......... 35 % typ. at I sat|
|SRU1048A-100Y|10|±30|26|2.52|16|25|4.5|3.7|
|SRU1048A-150Y|15|±30|30|2.52|14|40|3.2|2.7|Materials|
|SRU1048A-220Y|22|±30|22|2.52|12|55|2.6|2.0|Core ..............................................Ferrite|
|SRU1048A-330Y|33|±30|24|2.52|10|84|2.1|1.7|Wire ............................Enameled copper|
|SRU1048A-470Y|47|±30|26|2.52|8|120|1.7|1.5|Terminal Finish .........................Ag/Ni/Sn|
|SRU1048A-560Y|56|±30|26|2.52|7|145|1.6|1.4|Packaging .................... 600 pcs. per reel|
|SRU1048A-680Y|68|±30|24|2.52|6|170|1.4|1.25|
|SRU1048A-820Y|82|±30|24|2.52|5.5|200|1.3|1.1|Product Dimensions|
|SRU1048A-101Y|100|±30|26|0.796|5|220|1.2|1.0|
|10.0 ± 0.3|
|SRU1048A-151Y|150|±30|24|0.796|4.5|305|1.0|0.8|(.394 ± .012)|
|SRU1048A-221Y|220|±30|20|0.796|4|455|0.8|0.7|
|SRU1048A-331Y|330|±30|18|0.796|3|640|0.65|0.52|
|eR,|
|10.0 ± 0.3|
|How to Order|Electrical Schematic|(.394 ± .012)|
|SRU1048A - 100Y|
|Model|
|4.8 ± 0.3|
|Value Code (see table)|
|(.189 ± .012)|
|Inductor Connection|
|7.4|3.4|
|(.291)|[TYP.]|(.134)|
|TYP.|
|le|
|O|LCR METER|——--|3.2|
|(.126)|
|TYP.|
|o|r|3.4|TYP.|
|BOURNS'|(.134)|
|Asia-Pacifi c:|Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116|Recommended Layout|
|Europe:|Tel: +41-41 768 5555 • Fax: +41-41 768 5510|7.2|
|The Americas:|Tel: +1-951 781-5500 • Fax: +1-951 781-5700|(.283)|
|www.bourns.com|1.8|1.8|
|(.071)|(.071)|
|_|a|—|
|* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.|
|** Bourns follows the prevailing defi nition of “halogen free” in the industry. 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;|P|o|4.0|
|and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.|DIMENSIONS:|MM|(.157)|
|Specifi cations are subject to change without notice.|(INCHES)|
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Core ..............................................Ferrite Wire ............................Enameled copper Terminal Finish .........................Ag/Ni/Sn Packaging .................... 600 pcs. per reel
- RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
- ** Bourns follows the prevailing defi nition of “halogen free” in the industry. 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.
- Specifi cations 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 specifi c applications.
## **SRF0504 Series - Line FilterU1048A Serie Shielded Power Inductors**
**==> picture [485 x 205] intentionally omitted <==**
**----- Start of picture text -----**
Soldering Prof le Inductance vs. DC Current Plot
Peak Temperature 245 max. 1000
Max. Peak Temperature -5 30 sec. max. -151Y
Max. Time Above 217 °c : 60~150 sec. max. EEa tt
Temperature Preheat Reflow Forced
Rising Area Area Area Cooling Area
100 tt
ee +4.0 °C/Sec. Max. 150~200 °C / 60~120 Sec. +3.0 °C/Sec. Max. -(1.0~5.0) °C/Sec. Max. a - 330Y Cen Cr e
Peak Temperature: 245 °C
250 Cy EE N T
217 °C -100Y
200 < 60~150 Sec. 10
60 Sec.
150 Max.
60~120 Sec.
100 1
b- |
50
ee |
0 50 100 150 200 250 0.1 al i
0.01 0.1 1 10
Time (Seconds)
DC Current (A)
Inductance (µH)
Temperature (°C)
**----- End of picture text -----**
## ~~**Packaging Specif cations**~~
**==> picture [357 x 272] intentionally omitted <==**
**----- Start of picture text -----**
330 2.0 ± 0.5 30.4
(12.99) — [DIA.] la (.079 ± .020) (1.20) —r THICKNESS
0.10
13.0 ± 0.5
21.0 ± 0.8
(.512 ± .020)
(.827 ± .031) DIA.
o\ 7
\ (.004)
50 -0
(1.969 -0)
13.0 ± 0.5
(.512 ± .020) [DIA.]
NF a t No J]
26 +0 24
(1.02 +0) (.945)
4
END (.157) Ta START _
|, (.63) ___ 16 __. |
NO COMPONENT NO COMPONENT
200 COMPONENTS 400
(7.874) (15.748)
USER DIRECTION OF FEED
MM
—_—_—_—_—_—_—_—_—_——— > DIMENSIONS: OO
(INCHES)
QTY: 600 PCS. PER REEL
**----- End of picture text -----**
0 8 /13
Specifi cations 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 specifi c applications.
## Links
- [View this product on Novapart](https://novapart.co/products/SRU1048A-331Y/power-inductor-smd-330-h-650-ma-shielded-520)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/bourns/sru1048a-331y/inductor-330uh-0-52a-30-power/dp/2374235RL)
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