# Power Inductor (SMD), 100 µH, 1.35 A, Shielded, 1.35 A, SRR1050A Series, 4540 [1110 Metric]

![Product image](https://novapart.co/image/farnell:4738556RL/)

**URL**: https://novapart.co/products/SRR1050A-101Y/power-inductor-smd-100-h-135-a-shielded-srr1050a
**SKU**: SRR1050A-101Y
**Manufacturer**: BOURNS
**Category**: Passive Components || Inductors || Power Inductors || SMD Power Inductors
**Price**: €0.4600
**Stock**: 1000+
**Lead Time**: 120 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4738556RL/)

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100<br>*RoHS COMPLIANT<br>& AEC APPROVED<br>**----- End of picture text -----**<br>


## **Features** 

n Shielded construction n Inductance range: 0.68 to 330 µH n Heating current up to 9.5A n AEC-Q200 qualified 

n RoHS compliant* and halogen free** 

## **Applications** 

- n Automotive systems: -  Driver assistant 

- Infotainment -  Lighting 

- n DC/DC converters 

n Power supplies 

## **SRR1050A Series - Shielded Power Inductors** 

~~**Electrical Specifcations @ 25 °C**~~ 

|**Bourns**<br>**Part Number**<br>~~Se~~<br>~~a~~|**Inductance @**<br>**100 kHz/0.1V**<br>~~Se~~|**Inductance @**<br>**100 kHz/0.1V**<br>~~Se~~|**SRF**<br>**(MHz)**<br>**Typ.**<br>~~Se~~|**DCR (**W**)**<br>~~Se~~|**DCR (**W**)**<br>~~Se~~|**I rms**<br>**(A)**<br>~~Se~~|**I sat**<br>**(A)**<br>~~Se~~|
|---|---|---|---|---|---|---|---|
||**L(µH)**<br>~~Se~~<br>~~ee~~|**Tol.(%)**<br>~~Se~~<br>~~es~~||**Typ.**<br>~~Se~~|**Max.**<br>~~Se~~|||
|SRR1050A-R68Y<br>~~a~~<br>~~es es~~|0.68<br>~~ee~~<br>~~es~~|± 30<br>~~es~~<br>~~es~~|110<br>~~es~~|0.0045|0.0055|9.50|13.5|
|SRR1050A-1R2Y<br>~~a~~<br>~~es es~~<br>~~Rs~~|1.2<br>~~ee ~~<br>~~es~~<br>~~ss~~|± 30<br> ~~es~~<br>~~es~~<br>~~ss~~|85<br>~~es~~<br>~~Q~~|0.0058|0.007|8.30|10.5|
|SRR1050A-2R2Y<br>~~es es~~<br>~~Rs~~<br>~~rs~~|2.2<br>~~es~~<br>~~ss~~|± 30<br>~~es~~<br>~~ss~~|53<br>~~es~~<br>~~Q~~|0.0071|0.009|7.20|8.20|
|SRR1050A-3R3Y<br>~~Rs ~~<br>~~rs~~<br>~~es~~|3.3<br> ~~ss~~<br>~~ee~~|± 30<br>~~ss~~<br>~~ee~~|40<br>~~Q~~|0.0086|0.011|6.50|7.80|
|SRR1050A-4R2Y<br>~~rs~~<br>~~es~~|4.2<br>~~ee~~|± 30<br>~~ee~~|29|0.0104|0.014|6.10|6.40|
|SRR1050A-6R8Y<br>~~es ~~<br>~~dQ~~<br>~~es~~|6.8<br> ~~ee~~<br>~~dQ~~<br>~~ss~~|± 30<br>~~ee~~<br>~~dQ~~<br>~~ss~~|27<br>~~dQ~~<br>~~Q~~|0.0151<br>~~dQ~~|0.019<br>~~dQ~~|5.40<br>~~dQ~~|5.40<br>~~dQ~~|
|SRR1050A-8R2Y<br>~~es~~<br>~~es es~~|8.2<br>~~ss~~<br>~~es~~|± 30<br>~~ss~~<br>~~es~~|21<br>~~Q~~<br>~~es~~|0.0181|0.022|5.00|4.85|
|SRR1050A-100Y<br>~~es ~~<br>~~es es~~<br>~~Rs~~|10<br> ~~ss~~<br>~~es~~<br>~~ss~~|± 30<br>~~ss~~<br>~~es~~<br>~~ss~~|16.5<br>~~Q~~<br>~~es~~<br>~~Q~~|0.023|0.031|4.50|4.45|
|SRR1050A-120Y<br>~~es es~~<br>~~Rs~~<br>~~rs~~|12<br>~~es~~<br>~~ss~~|± 30<br>~~es~~<br>~~ss~~|15<br>~~es~~<br>~~Q~~|0.026|0.035|3.80|4.00|
|SRR1050A-150Y<br>~~Rs ~~<br>~~rs~~<br>~~es~~|15<br> ~~ss~~<br>~~ee~~|± 30<br>~~ss~~<br>~~ee~~|14<br>~~Q~~|0.035|0.047|3.40|3.60|
|SRR1050A-180Y<br>~~rs~~<br>~~es~~|18<br>~~ee~~|± 30<br>~~ee~~|11|0.038|0.051|3.10|3.20|
|SRR1050A-220Y<br>~~es ~~<br>~~dQ~~<br>~~es~~|22<br> ~~ee~~<br>~~dQ~~<br>~~ss~~|± 30<br>~~ee~~<br>~~dQ~~<br>~~ss~~|10.5<br>~~dQ~~<br>~~Q~~|0.046<br>~~dQ~~|0.062<br>~~dQ~~|2.90<br>~~dQ~~|2.95<br>~~dQ~~|
|SRR1050A-270Y<br>~~es~~<br>~~es es~~|27<br>~~ss~~<br>~~es~~|± 30<br>~~ss~~<br>~~es~~|10<br>~~Q~~<br>~~es~~|0.057|0.077|2.60|2.70|
|SRR1050A-330Y<br>~~es ~~<br>~~es es~~<br>~~Rs~~|33<br> ~~ss~~<br>~~es~~<br>~~ss~~|± 30<br>~~ss~~<br>~~es~~<br>~~ss~~|9<br>~~Q~~<br>~~es~~<br>~~Q~~|0.069|0.093|2.50|2.40|
|SRR1050A-390Y<br>~~es es~~<br>~~Rs~~<br>~~rs~~|39<br>~~es~~<br>~~ss~~|± 30<br>~~es~~<br>~~ss~~|6.8<br>~~es~~<br>~~Q~~|0.079|0.106|2.25|2.30|
|SRR1050A-470Y<br>~~Rs ~~<br>~~rs~~<br>~~es~~|47<br> ~~ss~~<br>~~ee~~|± 30<br>~~ss~~<br>~~ee~~|5.9<br>~~Q~~|0.094|0.127|2.00|2.00|
|SRR1050A-560Y<br>~~rs~~<br>~~es~~<br>~~dQ~~|56<br>~~ee~~<br>~~dQ~~|± 30<br>~~ee~~<br>~~dQ~~|5.5<br>~~dQ~~|0.124|0.160|1.90|1.90|
|SRR1050A-680Y<br>~~rs~~<br>~~es ~~<br>~~dQ~~<br>~~es~~|68<br> ~~ee~~<br>~~dQ~~<br>~~ss~~|± 30<br>~~ee~~<br>~~dQ~~<br>~~ss~~|5<br>~~dQ~~<br>~~Q~~|0.138|0.208|1.60|1.65|
|SRR1050A-820Y<br>~~dQ~~<br>~~es~~<br>~~es es~~|82<br>~~dQ~~<br>~~ss~~<br>~~es~~|± 30<br>~~dQ~~<br>~~ss~~<br>~~es~~|4.5<br>~~dQ~~<br>~~Q~~<br>~~es~~|0.150|0.230|1.45|1.50|
|SRR1050A-101Y<br>~~es ~~<br>~~es es~~<br>~~Rs~~|100<br> ~~ss~~<br>~~es~~<br>~~ss~~|± 30<br>~~ss~~<br>~~es~~<br>~~ss~~|4.2<br>~~Q~~<br>~~es~~<br>~~Q~~|0.179|0.255|1.35|1.35|
|SRR1050A-121Y<br>~~es es~~<br>~~Rs~~<br>~~rs~~|120<br>~~es~~<br>~~ss~~|± 30<br>~~es~~<br>~~ss~~|3.8<br>~~es~~<br>~~Q~~|0.213|0.305|1.18|1.28|
|SRR1050A-151Y<br>~~Rs ~~<br>~~rs~~|150<br> ~~ss~~|± 30<br>~~ss~~|3.6<br>~~Q~~|0.253|0.370|1.10|1.12|
|SRR1050A-181Y<br>~~rs~~<br>~~es~~|180<br>~~ee~~|± 30<br>~~ee~~|3.4|0.307|0.420|1.00|1.04|
|SRR1050A-221Y<br>~~es ~~<br>~~dQ~~<br>~~es~~|220<br> ~~ee~~<br>~~dQ~~<br>~~ss~~|± 30<br>~~ee~~<br>~~dQ~~<br>~~ss~~|3<br>~~dQ~~<br>~~Q~~|0.373|0.500|0.94|0.94|
|SRR1050A-271Y<br>~~dQ~~<br>~~es~~<br>~~es es~~|270<br>~~dQ~~<br>~~ss~~<br>~~es~~|± 30<br>~~dQ~~<br>~~ss~~<br>~~es~~|2.4<br>~~dQ~~<br>~~Q~~<br>~~es~~|0.491|0.675|0.80|0.84|
|SRR1050A-331Y<br>~~es ~~<br>~~es es~~|330<br> ~~ss~~<br>~~es~~|± 30<br>~~ss~~<br>~~es~~|2<br>~~Q~~<br>~~es~~|0.613|0.815|0.73|0.75|



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Electrical Schematic Recommended Layout<br>1.60<br>(.063)<br>i {_<br>006 a e<br>7.30<br>How to Order<br>(.287)<br>SRR1050A  -  101Y<br>44<br>Model<br>Value Code (see table) 3.20 1.60<br>(.126) (.063)<br>MM<br>DIMENSIONS:<br>(INCHES)<br>**----- End of picture text -----**<br>


## ~~**General Specifcations**~~ 

Operating Temperature ................................. -40 °C to +125 °C (Temperature rise included) Storage Temperature .. -40 °C to +125 °C Temperature Rise .......................40 °C typ. at rated Irms Rated Current ............ Inductance drops 35 % at Isat Failure In Time (FIT) ........24.7/10[9] hours Mean Time Between Failures (MTBF) ..................................40.4 x 10[6] hours 

## ~~**Materials**~~ 

Core ..............................................Ferrite Wire ............................Enameled copper Terminal Finish ...................................Sn Packaging ....... 700 pcs. per 13-inch reel 

## ~~**Product Dimensions**~~ 

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10.0 ± 0.3<br>(.394 ± .012)<br>r ——_ —<br>Tal<br>|<br>10.20 ± 0.3<br>330 (.402 ± .012)MAX.<br>a<br>_<br>4.80 ± 0.3<br>(.189 ± .012)<br>3.00 ± 0.3<br>(.118 ± .012)<br>/ \ 7.80 ± 0.4 4<br>(.307 ± .016)<br>See’ 1<br>1.20 ± 0.15<br>(.047 ± .006)<br>13.00<br>(.512) [REF.]<br>MM<br>DIMENSIONS:<br>(INCHES)<br>**----- End of picture text -----**<br>


- *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 

**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. Specifications 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 specific applications. 

## **SRF0504 Series - Line FilterR1050A Series - Shield d Power Inductors** 

## ~~**Inductance vs. IDC**~~ 

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SRR1050A-2R2Y SRR1050A-100Y<br>2.5 12<br>2.0<br>9<br>1.5<br>6<br>1.0<br>3<br>0.5<br>L @ 25 °C L @ 125 °C L @ 25 °C L @ 125 °C<br>0 0<br>0 2 4 6 8 10 12 14 0 1 2 3 4 5 6<br>IDC (A) IDC (A)<br>SRR1050A-270Y SRR1050A-221Y<br>32 250<br>200<br>24<br>150<br>16<br>100<br>8<br>50<br>L @ 25 °C L @ 125 °C L @ 25 °C L @ 125 °C<br>0 0<br>0 0.9 1.8 2.7 3.6 4.5 0 0.3 0.6 0.9 1.2 1.5<br>IDC (A)<br>IDC (A)<br>SRR1050A-2R2Y SRR1050A-100Y<br>80 100<br>ΔT  (°C) ΔT  (°C)<br>80<br>60<br>60<br>40<br>40<br>20<br>20<br>0 0<br>0 2 4 6 8 10 12 14 0 1 2 3 4 5 6 7<br>IDC (A) IDC (A)<br>SRR1050A-270Y SRR1050A-221Y<br>100 60<br>ΔT  (°C) ΔT  (°C)<br>80 50<br>40<br>60<br>30<br>40<br>20<br>20<br>10<br>0 0<br>0 0.9 1.8 2.7 3.6 4.5 0 0.3 0.6 0.9 1.2 1.5<br>IDC (A)<br>IDC (A)<br>L (µH) L (µH)<br>L (µH) L (µH)<br>T  (°C) T  (°C)<br> Δ  Δ<br>T  (°C)<br> Δ T  (°C)<br> Δ<br>**----- End of picture text -----**<br>


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Temperature vs. IDC<br>**----- End of picture text -----**<br>


Specifications 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 specific applications. 

## **SRF0504 Series - Line FilterR1050A Series - Shield d Power Inductors** 

## ~~**Soldering Profle**~~ 

**==> picture [417 x 514] intentionally omitted <==**

**----- Start of picture text -----**<br>
Temperature<br>Rising Area Preheat Area Reflow Area Forced Cooling Area<br>TT +4.0 °C / sec. max. 150~200 °C / 60~120 sec. T +3.0 °C / sec. max. T -(1.0~5.0) °C / sec. max. :<br>250 aa<br>| 217 °C<br>200 | a 60 ~ 150 sec. Peak Temperature:<br>60 sec. max. 245 °C max.<br>150<br>Time Above 245 °C:<br>a 60 ~ 120 sec. e 30 sec. max.<br>100<br>Time Above 217 °C:<br>50 fo 60 ~ 150 sec. max.<br>0 50 100 150 200 250<br>Time (Seconds)<br>cations<br>330 2.0 ± 0.5 30.4<br>(12.99) es [DIA.] (.079 ± .020) (1.20) +<br>13.0 ± 0.5<br>21.0 ± 0.8<br>O (.827 ± .031) T (.512 ± .020)DIA. MAX,<br>wie . ® yLE] 60.0 -0 tf Rh a N Ym<br>(2.362 - 0)<br>13.0 ± 0.5<br>(.512 ± .020) [DIA.]<br>26 +0<br>24<br>(1.02 +0)<br>(.945)<br>4 16<br>END (.157) (.63) START<br>sak bK-—4<br>C0000 00 A//o00000 0¢ G0000 010000100 O0O000000<br>330 330 330 330 330<br>Leader Trailer<br>no component no component<br>200 m/m min. Components 400 m/m min.<br>MM<br>DIMENSIONS: USER DIRECTION OF FEED<br>(INCHES) OO aOr<br>QTY: 700 PCS. PER REEL<br>Temperature (°C)<br>**----- End of picture text -----**<br>


## ~~**Packaging Specifcations**~~ 

Specifications 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 specific applications. 

07/16 



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- [Supplier page](https://es.farnell.com/bourns/srr1050a-101y/smd-pwr-ind-100uh-1-35a-shielded/dp/4738556RL)
---

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