# Power Inductor (SMD), 1 µH, 3.4 A, Shielded, 3.4 A, SRP2512 Series ![Product image](https://novapart.co/image/farnell:2434116/) **URL**: https://novapart.co/products/SRP2512-1R0M/power-inductor-smd-1-h-34-a-shielded-srp2512 **SKU**: SRP2512-1R0M **Manufacturer**: BOURNS **Category**: Passive Components || Inductors || Power Inductors || SMD Power Inductors **Price**: €0.1680 **Stock**: 100+ **Lead Time**: 106 days (indicative) ## Description Inductance:1µH; RMS Current (Irms):3.1A; Inductor Construction:Wirewound; Saturation Current (Isat):4.5A; Product Range:SRP2512 Series; Power Inductor Case:2.5mm x 2mm x 1.2mm; DC Res ## Specifications | Parameter | Value | |---|---| | Svhc | No SVHC (04-Feb-2026) | | Inductance | 1µH | | Core Material | Iron | | Product Range | SRP2512 Series | | Product Width | 2mm | | Product Height | 1.2mm | | Product Length | 2.5mm | | Dc Current Rating | 3.1A | | Dc Resistance Max | 0.048ohm | | Rms Current (Irms) | 3.4A | | Inductor Case Style | 2.5mm x 2mm x 1.2mm | | Inductance Tolerance | ± 20% | | Inductor Construction | Shielded | | Inductor Case / Package | - | | Saturation Current (Isat) | 3.4A | ## Datasheet 📄 [Download PDF](https://novapart.co/datasheet/farnell:2434116/) ## **Features** - Wirewound construction - Iron powder core - Magnetically shielded construction - provides low radiation - Low DC resistance ## **Applications** - DC/DC converters for: - Smart phones - DVC/DSCs - Tablets - HDD/SSDs - Mobile electronic devices - Low profi le - RoHS compliant* ## **SRP2512 Series - SMD Power Inductors** BPOURNS EEE ## ~~**Electrical Specif cations @ 25 °C**~~ |**Bourns**
**Part Number**|**Inductance**
**@ 1 MHz / 1 V**|**Inductance**
**@ 1 MHz / 1 V**|**DCR**
**(m**Ω**) Max.**|**Irms**
**(A)**|**Isat**
**(A)**| |---|---|---|---|---|---| ||**L(μH)**|**Tol.(%)**|||| |SRP2512-R47M|0.47|20|25|4.5|5.3| |SRP2512-R68M|0.68|20|35|3.7|4.1| |SRP2512-1R0M|1|20|49|3.4|3.4| |SRP2512-1R5M|1.5|20|77|2.5|3.2| |SRP2512-2R2M|2.2|20|104|2.1|3.0| ## ~~**Electrical Schematic**~~ ## ~~**How to Order**~~ ## **SRP2512 - 1R0M** Model Value Code (see table) ## ~~**General Specif cations**~~ Inductance Test Frequency ... 1 MHz/1 V Operating Temperature ................................-40 °C to +125 °C (Temperature rise included) Storage Temperature ................................-50 °C to +125 °C ## Rated Current ............ Inductance drops 30 % at Isat Temperature Rise .....40 °C at rated Irms Resistance to Soldering Heat ....+260 °C ## ~~**Materials**~~ Core .....................................Iron powder Terminal .........................................Ni/Sn Packaging ....... 3000 pcs. per 7-inch reel **==> picture [471 x 345] intentionally omitted <==** **----- Start of picture text -----**
Product Dimensions
le
1.2
Tp tp CRITICALZONE (.047) [MAX.]
RAMP-UP TL to TP
TL 0.6 ± 0.2 0.6 ± 0.2
Tsmax tL (.024 + .008) 2.5 ± 0.2 (.024 + .008)
(.098 ± .008)
Tsmin
ts RAMP-DOWN 2.0 ± 0.2
Preheat (.079 ± .008)
25 aan lt
t Recommended Layout
a 25 °C to Peak
Time (Seconds)
1.2
Profil e Feature Pb Free Assembly (.047)
Average Ramp Rate (TSmax to TP) 3 °C/second max.
Preheat
- Temperature Min. (TSmin) 150 °C na 2.0
- Temperature Max. (TSmax) 200 °C (.079)
- Time (tsmin to tsmax) 60-180 seconds
Time Maintained Above
- Temperature (TL) 217 °C
- Time (tL) 60-150 seconds 2.8
(.110)
Peak Temperature (Tp) 260 °C +0/-5 °C
Time within 5 °C of Actual Peak Temperature DIMENSIONS: MM
(Tp) 20-40 seconds (INCHES)
Ramp-Down Rate 6 °C/second max.
Time 25 °C to Peak Temperature 8 minutes max.
Temperature (°C)
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## ~~**Soldering Prof le**~~ - *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. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. **WARNING Cancer and Reproductive Harm** www.P65Warnings.ca.gov ## **SRF0504 Series - Line FilterP2512 Series - SMD Power Inductors** ## ~~**L vs. I Charts**~~ **==> picture [233 x 300] intentionally omitted <==** **----- Start of picture text -----**
SRP2512-R47M
0.5 100
0.4 80
0.3 60
0.2 40
0.1 20
0 0
0 1 2 3 4 5 6 7
DC Bias(A)
SRP2512-R68M
0.7 100
80
0.5
60
40
0.3
20
0.1 0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7
DC Bias(A)
SRP2512-1R0M
1.2 100
0.9 80
60
0.6
40
0.3
20
0 0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
DC Bias(A)
H)
μ
Inductance (
Temperature Rise (°C)
H)
μ
Inductance (
Temperature Rise (°C)
H)
μ
Inductance (
Temperature Rise (°C)
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SRP2512-1R5M
1.8 70
1.7 65
60
1.6
55
1.5 50
1.4 45
1.3 40
35
1.2
30
1.1 25
1.0 20
0.9 15
10
0.8 5
0.7 0
0 0.5 1 1.5 2 2.5 3 3.5
DC Bias(A)
SRP2512-2R2M
2.5 100
2.0 80
1.5 60
1.0 40
0.5 20
0 0
0 0.5 1 1.5 2 2.5 3 3.5 4
DC Bias(A)
H)
μ
Inductance (
Temperature Rise (°C)
H)
μ
Inductance (
Temperature Rise (°C)
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Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. ## **SRP2512 Series - SMD Power Inductors** **==> picture [518 x 13] intentionally omitted <==** **----- Start of picture text -----**
Packaging Specif cations
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110 ± 0.5
(4.331 ± .020)
13.0 ± 0.2
(.512 ± .008) [DIA.]
2.2 ± 0.5
(.087 ± .020) 178 ± 1.0
(7.008 ± .040)
DIA.
4.0 ± 0.5 5.0 ± 0.5
(.157 ± .020) (.197 ± .020)
60 +0.5/-0.0
(2.362 +.020/-.000)
DIA.
3.0 ± 0.5
(.118 ± .020)
9.0 ± 0.5
(.354 ± .020)
12.0 ± 0.15
4.0 ± 0.1 (.472 ± .006)
1.55 ± 0.05 (.157 ± .004) 1.75 ± 0.1
0.25 ± 0.05 (.061 ± .002) 2.0 ± 0.05 (.069 ± .004)
(.010 ± .002) (.079 ± .002)
3.0 ± 0.1
(.118 ± .004) 3.5 ± 0.1
(.138 ± .004)
8.0 ± 0.3
(.315 ± .012)
1.6 ± 0.10 2.5 ± 0.1 4.0 ± 0.1
(.063 ± .004) (.098 ± .004) (.157 ± .004)
USER DIRECTION OF FEED MM
DIMENSIONS:
QTY: 3,000 PCS. PER REEL (INCHES)
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**Asia-Pacifi c:** Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 **EMEA:** Tel: +36 88 520 390 • Fax: +36 88 520 211 **The Americas:** Tel: +1-951 781-5500 • Fax: +1-951 781-5700 **www.bourns.com** REV. 02/15 Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. ® ## **Legal Disclaimer Notice** This legal disclaimer applies to purchasers and users of Bourns[®] products manufactured by or on behalf of Bourns, Inc. and Unless otherwise expressly indicated in writing, Bourns[®] products and data sheets relating thereto are subject to change without notice. Users should check for and obtain the latest relevant information and verify that such information is and complete before placing orders for Bourns[®] products. The characteristics and parameters of a Bourns[®] product set forth in its data sheet are based on laboratory conditions, and statements regarding the suitability of products for certain types of applications are based on Bourns’ knowledge of typical requirements in generic applications. The characteristics and parameters of a Bourns[®] product in a user application may ® product with other components ® the actual performance of the Bourns[®] Unless Bourns has explicitly designated an individual Bourns ® product as meeting the requirements of a particular industry standard (e.g., ISO/TS 16949) or a particular qualification (e.g., UL listed or recognized), Bourns is not responsible for any failure of an individual Bourns ® product to meet the requirements of such industry standard or particular qualification. Users of Bourns[®] products are responsible for ensuring compliance with safety-related requirements and standards applicable to Bourns[®] on a case-by-case basis, use of any Bourns[®] ® **==> picture [5 x 5] intentionally omitted <==** **----- Start of picture text -----**
®
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