# Power Inductor (SMD), 220 µH, 400 mA, Unshielded, 500 mA, PM3308 Series

![Product image](https://novapart.co/image/farnell:2333668/)

**URL**: https://novapart.co/products/PM3308-221M-RC/power-inductor-smd-220-h-400-ma-unshielded-500
**SKU**: PM3308-221M-RC
**Manufacturer**: BOURNS
**Category**: Passive Components || Inductors || Power Inductors || SMD Power Inductors
**Price**: €0.4590
**Stock**: 10+

## Description

Inductance:220µH; RMS Current (Irms):400mA; Inductor Construction:Unshielded; Saturation Current (Isat):500mA; Product Range:PM3308 Series; Power Inductor Case:13mm x 9.5mm x 3mm; DC Resi

## Specifications

| Parameter | Value |
|---|---|
| Inductance | 220µH |
| Product Range | PM3308 Series |
| Product Width | 9.5mm |
| Product Height | 3mm |
| Product Length | 13mm |
| Dc Resistance Max | 1.9ohm |
| Rms Current (Irms) | 400mA |
| Power Inductor Case | 13mm x 9.5mm x 3mm |
| Inductance Tolerance | ± 20% |
| Inductor Construction | Unshielded |
| Saturation Current (Isat) | 500mA |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2333668/)

## **Features** 

■ Formerly                         model 

■ Height of 3.0 mm max. 

■ Current rating up to 2.0 A 

■ RoHS compliant* 

## **Applications** 

■ Input/output of DC/DC converters ■ Industrial electronics ■ Power supplies for: 

• Portable communications equipment 

• Camcorders 

• LCD TVs 

• Car radios 

## **PM3308 Series - SMD Power Inductors** BOURNS Eee 

~~**Electrical Specif cations**~~ 

|**Bourns Part No.**<br>~~Re~~|**Inductance 100 kHz**|**Inductance 100 kHz**|**Test**<br>**Frequency**<br>**(MHz)**|**DCR**<br>**Max.**<br>**(**Ω**)**|**Irms**<br>**(A)**|**Isat**<br>**(A)**|
|---|---|---|---|---|---|---|
||**(**μ**H)**<br>~~Ff~~<br>~~ns~~|**Tol.(%)**<br>~~Ff~~<br>~~nn~~|||||
|PM3308-100M-RC<br>~~Re~~<br>~~ee~~|10<br>~~Ff~~<br>~~ns~~<br>|±20<br>~~Ff~~<br>~~nn~~<br>~~nD~~<br>|2.52<br>~~nD~~|0.11<br>~~I~~|2.00|2.40|
|PM3308-150M-RC<br>~~Re ~~<br>~~es~~<br>~~ee~~<br>~~ee~~|15<br>~~Ff~~<br> ~~ns ~~<br>~~es~~<br>~~es~~|±20<br>~~Ff~~<br> ~~nn~~<br>~~es~~<br>~~nD~~<br>~~**ns**~~|2.52<br>~~es~~<br>~~nD~~|0.15<br>~~es~~<br>~~I~~|1.50<br>~~es~~|2.00<br>~~es~~|
|PM3308-220M-RC<br>~~es~~<br>~~ee~~<br>~~ee~~|22<br>~~es~~<br>~~es~~<br>~~es~~|±20<br>~~es~~<br>~~nD~~<br>~~**ns**~~|2.52<br>~~es~~<br>~~nD~~|0.23<br>~~es~~<br>~~I~~|1.30<br>~~es~~|1.60<br>~~es~~|
|PM3308-330M-RC<br>~~ee~~<br>~~ee~~|33<br>~~es~~<br>~~es~~|±20<br>~~nD~~<br>~~**ns**~~<br>~~nD~~|2.52<br>~~nD ~~<br>~~ID~~|0.30<br> ~~I~~<br>~~ID OE~~|1.10<br>~~OE~~|1.40|
|PM3308-470M-RC<br><br>~~ee~~<br>~~ns~~<br>~~a~~|47<br>~~es~~<br>~~es~~<br>~~ns~~|±20<br>~~**ns**~~<br>~~ns~~<br>~~nD~~<br>~~nn~~|2.52<br>~~ns~~<br>~~ID~~<br>~~I~~|0.39<br>~~ns~~<br>~~ID OE~~<br>~~I~~|0.80<br>~~ns~~<br>~~OE~~|1.00<br>~~ns~~|
|PM3308-680M-RC<br>~~ns~~<br>~~a~~<br>~~ee~~|68<br>~~ns~~<br>~~Rs~~<br>|±20<br>~~nD~~<br>~~ns~~<br>~~nn~~<br>~~nn~~<br>|2.52<br>~~ID~~<br>~~ns~~<br>~~I~~<br>~~I~~|0.7<br>~~ID OE~~<br>~~ns~~<br>~~I~~<br>~~I~~|0.70<br>~~OE~~<br>~~ns~~<br>~~I~~|0.90<br>~~ns~~|
|PM3308-101M-RC<br>~~a~~<br>~~ee~~<br>~~ee~~|100<br>~~Rs~~<br>~~Ps~~|±20<br>~~nn ~~<br>~~nn~~<br>~~nn~~|0.796<br> ~~I~~<br>~~I~~<br>~~I~~|0.8<br>~~I~~<br>~~I~~<br>~~I~~|0.60<br>~~I~~<br>~~I~~|0.70|
|PM3308-151M-RC<br>~~ee~~<br>~~ee~~<br>~~Re~~|150<br>~~Rs~~<br>~~Ps~~<br>~~ns~~|±20<br>~~nn~~<br>~~nn~~<br>~~nD~~|0.796<br>~~I~~<br>~~I~~<br>~~I~~|1.2<br>~~I~~<br>~~I~~|0.50<br>~~I~~<br>~~I~~|0.60|
|PM3308-221M-RC<br>~~ee~~<br>~~ee~~<br>~~Re~~<br>~~ee~~|220<br>~~Rs~~<br>~~Ps~~<br>~~ns~~<br>~~es~~<br>|±20<br>~~nn ~~<br>~~nn~~<br>~~nD~~<br>~~nD~~<br>|0.796<br> ~~I ~~<br>~~I~~<br>~~I~~<br>~~I~~<br>|1.9<br> ~~I ~~<br>~~I~~<br>~~I~~|0.40<br> ~~I~~<br>~~I~~|0.50|
|PM3308-331M-RC<br><br>~~ee~~<br>~~Re~~<br>~~ee~~<br>~~ee~~|330<br>~~Ps ~~<br>~~ns~~<br>~~es~~<br>~~es~~|±20<br> ~~nn~~<br>~~nD~~<br>~~nD~~<br>~~**nD** I~~|0.796<br>~~I ~~<br>~~I~~<br>~~I~~<br>~~I~~|2.7<br> ~~I ~~<br>~~I~~<br>~~I~~|0.30<br> ~~I~~|0.40|
|PM3308-471M-RC<br>~~Re~~<br>~~ee~~<br>~~ee~~|470<br>~~ns~~<br>~~es~~<br>~~es~~<br>~~es~~|±20<br>~~nD ~~<br>~~nD~~<br>~~**nD** I~~|0.796<br> ~~I~~<br>~~I~~<br>~~I~~<br>~~Rs~~|4.0<br>~~I~~<br>~~I~~<br>~~I~~|0.20|0.30|
|PM3308-681M-RC<br>~~ee ~~<br>~~ee~~|680<br>~~es~~<br> ~~es~~<br>~~es~~|±20<br>~~nD ~~<br>~~**nD** I~~<br>~~I~~|0.796<br> ~~I ~~<br>~~I~~<br>~~Rs~~<br>~~I~~|5.3<br> ~~I~~<br>~~I~~<br>~~I~~<br>~~ID~~|0.10<br>OOD|0.20|
|PM3308-102M-RC<br> <br>~~ee~~<br>~~nD~~|1000<br> ~~es~~<br>~~es~~<br>~~nD~~|±20<br>~~**nD** I~~<br>~~nD~~<br>~~I~~|0.252<br>~~I~~<br>~~Rs ~~<br>~~nD~~<br>~~I~~|8.4<br>~~I~~<br> ~~I~~<br>~~nD~~<br>~~ID~~|0.05<br>~~nD~~<br>OOD|0.10<br>~~nD~~|



## ~~**Electrical Schematic Typical Part Marking**~~ **101** 

## ~~**General Specif cations**~~ 

Test Voltage ....................................0.1 V Refl ow Soldering ...230 °C; 50 sec. max. Operating Temperature ................................-55 °C to +125 °C (Temperature rise included) Storage Temperature ...-55 °C to +125 °C Resistance to Soldering Heat ...........................260 °C, 10 sec. max. 

## ~~**Materials**~~ 

Core ..............................................Ferrite Wire ............................ Enameled copper Terminal ....................................Sn/Ni/Cu Rated Current ................... Ind. drop 10 % typ. at Isat Temperature Rise ............................ 30 °C typical at Irms Packaging ...................1000 pcs. per reel 

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

**==> picture [130 x 159] intentionally omitted <==**

**----- Start of picture text -----**<br>
13.0 9.5<br>(.512) (.374) [MAX.]<br>MAX.<br>3.0 MAX.<br>= (.118)<br>7.62<br>_ (.300)<br>__<br>2.54<br>(.100) 2.54<br>fo . 2_<br>(.100)<br>**----- End of picture text -----**<br>


## ~~**Recommended Pad Layout**~~ 

**==> picture [109 x 72] intentionally omitted <==**

**----- Start of picture text -----**<br>
7.37<br>(.290)<br>LS<br>2.79 2.92<br>_ (.110) fo | (.115)<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. 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. 

## **PM3308 Series - SMD Power Inductors** 

## ~~**Inductance vs. Current**~~ 

**==> picture [404 x 403] intentionally omitted <==**

**----- Start of picture text -----**<br>
220<br>221<br>200<br>180<br>160<br>151<br>140<br>120<br>100 101<br>80<br>680<br>60<br>470<br>40<br>330<br>20 220<br>150<br>100<br>0<br>0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0<br>DC Current (A)<br>9500<br>102<br>9000<br>8500<br>8000<br>7500<br>7000<br>6500<br>6000<br>5500<br>5000<br>4500<br>4000<br>3500<br>3000<br>2500<br>2000<br>1500<br>1000<br>500 681 471<br>331<br>0<br>0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0<br>DC Current (A)<br>H)<br>µ<br>Inductance (<br>H)<br>µ<br>Inductance (<br>**----- End of picture text -----**<br>


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. 

## **PM3308 Series - SMD Power Inductors** 

## ~~**Packaging Specif cations**~~ 

**==> picture [400 x 362] intentionally omitted <==**

**----- Start of picture text -----**<br>
29.5 ± 0.4<br>(1.16 ± .016)<br>330 ± 1.5<br>(12.99 ± .059)<br>DIA.<br>21.5 +0.5/-0 13.0 +0.5/-0.2<br>(.846 +.020/-0)DIA. (.512 +.020/-0)DIA. 100.0 ± 1.5<br>(3.94 ± .059)<br>DIA.<br>2.00 ± 0.5<br>(.079 ± .020)<br>24.5 +0.5/-0<br>(.965 +.020/-0)<br>2.00 ± 0.1<br>DIA.<br>(.079 ± .004) 1.5 + 0.1/-0<br>1.75 ± 0.1 4.00 ± 0.1 (.059 +.004/-0)<br>(.069 ± .004) (.157 ± .004)<br>24.00 ± 0.3<br>(.945 ± .012)<br>11.5 ± 0.1<br>13.00 ± 0.1<br>(.453 ± .004)<br>(.512 ± .004)<br>0.35 ± 0.05<br>12.00 ± 0.1 1.5 ± 0.1 (.016 ± .002)<br>(.472 ± .004) (.059 +.004/-0)  [DIA.]<br>9.50 ± 0.1 3.70 ± 0.1<br>(.374 ± .004) (.146 ± .004)<br>MM<br>DIMENSIONS:<br>(INCHES)<br>QUANTITY: 1000 PCS. PER REEL<br>101<br>**----- End of picture text -----**<br>


REV. 11/15 

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/PM3308-221M-RC/power-inductor-smd-220-h-400-ma-unshielded-500)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/bourns/pm3308-221m-rc/inductor-220uh-20-0-4a-smd/dp/2333668)
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