# Power Inductor (SMD), 1 µH, 5 A, Shielded, 6 A, SRP4020

![Product image](https://novapart.co/image/farnell:2859118/)

**URL**: https://novapart.co/products/SRP4020-1R0M/power-inductor-smd-1-h-5-a-shielded-6-srp4020
**SKU**: SRP4020-1R0M
**Manufacturer**: BOURNS
**Category**: Passive Components || Inductors || Power Inductors || SMD Power Inductors
**Price**: €0.4390
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Inductance | 1µH |
| Product Range | SRP4020 |
| Product Width | 4mm |
| Product Height | 2mm |
| Product Length | 4.8mm |
| Dc Resistance Max | 0.0216ohm |
| Rms Current (Irms) | 5A |
| Power Inductor Case | 4.8mm x 4mm x 2mm |
| Inductance Tolerance | ± 20% |
| Inductor Construction | Shielded |
| Saturation Current (Isat) | 6A |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2859118/)

This series is currently available but not recommended for new designs. The newer Model SRP4020TA series is recommended. : 

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Features<br>■ Shielded construction<br>■ Flat wire<br>■ Unit height of 2 mm<br>■ Inductance range: 0.22 to 5.6 μH<br>■ Rated current up to 10 A<br>■ RoHS compliant*<br>><br>R68<br>*RoHS COMPLIANT<br>**----- End of picture text -----**<br>


## BOURNS ~~(i~~ **[SRP4020 Series - Shielded Power Inductors]** 

## ~~**Electrical Specif cations**~~ 

|**Bourns Part No.**<br>~~a~~<br>~~es~~|**Inductance**<br>**L(**μ**H) ±20 %**<br>~~ns~~|**I rms**<br>**(A)**<br>~~ns~~|**I sat**<br>**(A)**|**DCR**<br>**(m**Ω**) Max.**|
|---|---|---|---|---|
|SRP4020-R22M<br>~~es~~|0.22<br>~~ns~~|11.5<br>~~ns~~|11.5|7|
|SRP4020-R36M<br>~~es~~<br>~~oo~~|0.36<br>~~ns~~<br>~~oo~~|9<br>~~ns~~<br>~~oo~~|11<br>~~oo~~|12<br>~~oo~~|
|SRP4020-R47M<br>~~oo~~|0.47<br>~~oo~~|7<br>~~oo~~|10<br>~~oo~~|12<br>~~oo~~|
|SRP4020-R56M<br>~~oo~~|0.56<br>~~oo~~|7<br>~~oo~~|8<br>~~oo~~|14.7<br>~~oo~~|
|SRP4020-R68M<br>~~oo~~|0.68<br>~~oo~~<br>~~es~~|6.3<br>~~oo~~<br>~~es~~|7<br>~~oo~~|17<br>~~oo~~|
|SRP4020-R88M<br>~~es~~|0.88<br>~~es~~<br>~~es~~<br>~~ee~~|6<br>~~es~~<br>~~es~~|6.5<br>~~es~~|18<br>~~es~~|
|SRP4020-1R0M<br>~~es~~<br>~~Se~~|1.0<br>~~es~~<br>~~es~~<br>~~Se~~<br>~~ee~~|5<br>~~es~~<br>~~es~~<br>~~Se~~|6<br>~~es~~<br>~~Se~~|21.6<br>~~es~~<br>~~Se~~|
|SRP4020-1R2M<br>~~Se~~|1.2<br>~~Se~~<br>~~ee~~|5<br>~~Se~~|5<br>~~Se~~|22<br>~~Se~~|
|SRP4020-1R5M<br>~~Se~~<br>~~oo~~|1.5<br>~~Se~~<br>~~ee~~<br>~~oo~~|5.1<br>~~Se~~<br>~~oo~~|5<br>~~Se~~<br>~~oo~~|29<br>~~Se~~<br>~~oo~~|
|SRP4020-2R2M<br>~~oo~~|2.2<br>~~oo~~|3.9<br>~~oo~~|5<br>~~oo~~|40<br>~~oo~~|
|SRP4020-3R3M|3.3|3.3|4.3|48|
|SRP4020-4R7M<br>~~Se~~|4.7<br>~~Se~~|2.7<br>~~Se~~|4<br>~~Se~~|75<br>~~Se~~|
|SRP4020-5R6M<br>~~Se~~|5.6<br>~~Se~~|2.4<br>~~Se~~|3.5<br>~~Se~~|90<br>~~Se~~|



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

Test Voltage ..................................0.25 V Test Frequency ......................... 100 KHz 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 for 10 sec. 

## ~~**Materials**~~ 

Core ..................................................Iron Wire ............................Enameled copper Terminal ........................................Cu/Sn Rated Current .....Ind. drops 20 % at Isat Temperature Rise .....40 °C at rated Irms Packaging ..... 2000 pcs. per 13-inch reel 

~~**Soldering Prof le le**~~ 

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Soldering Prof le le Product Dimensions<br>275 4.8<br><1>Maximum of 10 seconds  <1> 255 °C 260 °C peak (.189) [MAX.]<br>between +255 °C and +260 °C<br>225<br>COCO 220 °C —<br>175 a 190°C 60 secondsmaximum eo Ramp Down5 °C/second | 4.0 ± 0.2<br>150 °C<br>(.157 ± .008)<br>125<br>7 120-150 seconds ENN Re | ——<br>10 seconds minimum<br>75<br>Ramp Up4 °C/second maximum 4.0 ± 0.2<br>(.157 ± .008)<br>25<br>Se —<br>0 50 100 150 200 250 300<br>Time (Seconds) 0.0 - 0.3<br>(0.0 - .012)<br>Electrical Schematic Recommended Layout<br>2.0<br>=---=---+2: 2.2 1.5 [ (.079) MAX. C 1<br>(.087) (.059)<br>me bh _ —_<br>6.0<br>(.236) al<br>SO 4<br>0.6 ± 0.3<br>Zz (.024 ± .012)<br>0.8 ± 0.3<br>i<br>(.031 ± .012)<br>MM<br>DIMENSIONS:<br>(INCHES)<br>(°C)<br>Temperature<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. 

## **Applications** 

## ■ DC/DC converters 

## ■ Power supplies for: 

- Portable communications equipment 

- Laptop computers 

- Camcorders, HDTV, car audio systems 

- Video game consoles 

## **SRP4020 Series - Shielded Power Inductors** 

## ~~**L vs. I Charts**~~ 

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SRP4020-R22M SRP4020-R36M<br>0.24 100 0.35 50<br>0.23 90 0.34<br>0.22 80 0.33 40<br>0.21 70 0.32<br>60 0.31 30<br>0.20<br>50 0.30<br>0.19<br>40 0.29 20<br>0.18 30 0.28<br>0.17 20 0.27 10<br>0.16 10 0.26<br>0.15 0 0.25 0<br>0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 4 5 6 7 8 9 10<br>DC Bias (A) DC Bias (A)<br>SRP4020-R47M SRP4020-R56M<br>0.50 60 0.60 80<br>0.45 50 0.55 7060<br>40 0.50 50<br>0.40<br>30 0.45 40<br>0.35 30<br>20 0.40<br>20<br>0.30 10 0.35 10<br>0.25 0 0.30 0<br>0           1           2            3            4           5           6            7           8           9         10 0 1 2 3 4 5 6 7 8 9 10<br>DC Bias (A) DC Bias (A)<br>SRP4020-R68M SRP4020-R88M<br>0.80 50 0.90 45<br>0.85 40<br>0.70 40 0.80 35<br>30<br>0.60 30 0.75<br>25<br>0.70<br>0.50 20 20<br>0.65<br>15<br>0.40 10 0.60 10<br>0.55 5<br>0.30 0 0.50 0<br>0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 0      0.5     1      1.5     2      2.5      3     3.5     4      4.5     5      5.5      6     6.5    7<br>DC Bias (A) DC Bias (A)<br>SRP4020-1R0M SRP4020-1R2M<br>1.10 80 1.20 60<br>70<br>1.00 1.10 50<br>60<br>0.90 1.00<br>50 40<br>0.80 40 0.90<br>30<br>0.70 30 0.80<br>20 20<br>0.70<br>0.60 10<br>0.60 10<br>0.50 0<br>0 1 2 3 4 5 6 7 8 0.50 0<br>DC Bias (A) 0 1 2 3 4 5 6 7 8<br>DC Bias (A)<br>H)<br>H) μ<br>μ Inductance (<br>Inductance (<br>Temperature Rise (°C) Temperature Rise (°C)<br>H) H)<br>μ μ<br>Inductance ( Inductance (<br>Temperature Rise (°C) Temperature Rise (°C)<br>H)Inductance (μ H)Inductance (μ<br>Temperature Rise (°C) Temperature Rise (°C)<br>H)<br>μ<br>H)<br>μ<br>Inductance (<br>Temperature Rise (°C) Inductance (<br>Temperature Rise (°C)<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. 

## **SRP4020 Series - Sh elded Power Inductors3312 - 2 mm SMD Trimming Potentiometer** 

## ~~**L vs. I Charts**~~ 

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SRP4020-1R5M<br>2.00 110<br>100<br>1.70 90<br>80<br>1.40 70<br>60<br>50<br>1.10 40<br>30<br>0.80 20<br>10<br>0.50 0<br>0 1 2 3 4 5 6 7<br>DC Bias (A)<br>SRP4020-3R3M<br>2.50 60<br>2.30<br>2.20 30<br>2.10<br>2.00<br>20<br>1.90<br>1.80<br>1.70 10<br>1.60<br>1.50 0<br>0  0.5  1  1.5  2  2.5  3  3.5  4<br>DC Bias (A)<br>SRP4020-5R6M<br>5.6 100<br>90<br>5.4<br>80<br>5.2 70<br>5.0 60<br>50<br>4.8 40<br>4.6 30<br>20<br>4.4<br>10<br>4.2 0<br>0  0.5  1  1.5  2  2.5  3  3.5  4<br>DC Bias (A)<br>H)<br>μ<br>Inductance (<br>Temperature Rise (°C)<br>H)<br>μ<br>Inductance (<br>Temperature Rise (°C)<br>H)<br>μ<br>Inductance (<br>Temperature Rise (°C)<br>**----- End of picture text -----**<br>


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SRP4020-2R2M<br>2.50 60<br>2.40<br>50<br>2.30<br>2.20 40<br>2.10<br>2.00 30<br>1.90<br>1.80 20<br>1.70 10<br>1.60<br>1.50 0<br>0 1 2 3 4 5 6<br>DC Bias (A)<br>SRP4020-4R7M<br>4.7 100<br>4.6 90<br>4.5<br>80<br>4.4<br>4.3 70<br>4.2 60<br>4.1 50<br>4.0 40<br>3.9 30<br>3.8<br>3.7 20<br>3.6 10<br>3.5 0<br>0  0.5  1  1.5  2  2.5  3  3.5  4  4.5  5<br>DC Bias (A)<br>H)<br>μ<br>Inductance (<br>Temperature Rise (°C)<br>H)<br>μ<br>Inductance (<br>Temperature Rise (°C)<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. 

## **SRP4020 Series - Shielded Power Inductors** 

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

**==> picture [387 x 308] intentionally omitted <==**

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330.0 2.0 ± 0.5<br>(13.00)DIA. (.079 ± .020) THICKNESS<br>0.10<br>(.004)<br>13.5 ± 0.5 MAX.<br>an (0.53 ± .020) \ Z EMBOSSED<br>o DIA. O & CAVITY<br>100.0 ± 1.0<br>(3.937 ± .039)<br>13.5 ± 0.5<br>(.53 ± .020) [DIA.] EMBOSSED<br>_ a X } 4 [\ CARRIER ><br>12.5 ± 0.5<br>(.059 ± .004)1.50 ± 0.1 ——|- (.492 ± .020)4.0 ± 0.1 (.079 ± .004) — 2.0 ± 0.1 1.75 ± 0.1<br>0.3 ± 0.1 (.157 ± .004) (.069 ± .004)<br>(.012 ± .004)<br>5.5 ± 0.1<br>(.217 ± .004)<br>5.0 ± 0.1 eve<br>(.197 ± .004)<br>12.0 ± 0.3<br>(.472 ± .012)<br>mes ) © | mol. | PF \tf<br>2.5 ± 0.15 4.2 ± 0.1 8.0 ± 0.1<br>(.098 ± .006) —in (.165 ± .004) —+—+|fto\ + (.315 ± .004) _—__<br>MM<br>DIMENSIONS:<br>USER DIRECTION OF FEED (INCHES)<br>QTY: 2000 PCS. PER REEL<br>2R2<br>**----- End of picture text -----**<br>


REV. 03/15 

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/SRP4020-1R0M/power-inductor-smd-1-h-5-a-shielded-6-srp4020)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/en-ES/bourns/srp4020-1r0m/power-inductor-1uh-5a-shielded/dp/2859118)
---

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