# Power Inductor (SMD), 68 µH, 810 mA, Semishielded, 1 A, SRN6028C Series
**URL**: https://novapart.co/products/SRN6028C-680M/power-inductor-smd-68-h-810-ma-semishielded-1-a
**SKU**: SRN6028C-680M
**Manufacturer**: BOURNS
**Category**: Passive Components || Inductors || Power Inductors || SMD Power Inductors
**Price**: €0.1740
**Stock**: 500+
**Lead Time**: 113 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| Inductance | 68µH |
| Product Range | SRN6028C Series |
| Product Width | 6mm |
| Product Height | 2.6mm |
| Product Length | 6mm |
| Dc Resistance Max | 0.42ohm |
| Rms Current (Irms) | 810mA |
| Inductance Tolerance | ± 20% |
| Inductor Construction | Semishielded |
| Inductor Case / Package | - |
| Saturation Current (Isat) | 1A |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:4176547/)
## **Features**
■ Semi-shielded construction
■ Inductance range: 0.9 to 120 µH ■ Rated current up to 7.8 A ■ RoHS compliant* ■ Halogen free**
## **SRN6028C Series – Semi-shielded Power Inductors** BOURNS [—E--.
## ~~**Electrical Specifications @ 25 °C**~~
## ~~**Additional Information**~~
Click these links for more information:
|**Bourns Part No.**
~~FFt~~
~~es~~|**Inductance**
**@ 100 kHz / 1 V**
~~Ft~~|**Inductance**
**@ 100 kHz / 1 V**
~~Ft~~|**Q**
**@ 100 kHz**
**/ 1 V**
**Typ.**
~~Tt~~
~~es~~|**SRF**
**(MHz)**
**Typ.**
~~Tt~~
~~Oe~~|**DCR**
**(m**Ω**)**
**± 20 %**
~~Tttt~~
~~Oe~~|**Irms**
**(A)**
**Typ.**
~~tt~~
~~Oe~~|**Isat**
**(A)**
**Typ.**
~~tt~~
~~Oe~~|
|---|---|---|---|---|---|---|---|
||**L (**μ**H)**
~~Ft~~
~~es~~|**Tol. %**
~~Ft~~
~~es es~~||||||
|SRN6028C-R90Y
~~F Ft~~
~~es~~
~~es~~|0.9
~~Ft~~
~~es~~
~~ee~~|30
~~Ft~~
~~es es~~
~~es~~|20
~~Tt~~
~~es~~
~~tes~~|120
~~Tt~~
~~Oe~~
~~rs~~|8.2
~~Tt tt~~
~~Oe~~
~~I~~|7.8
~~tt~~
~~Oe~~|8.0
~~tt~~
~~Oe~~|
|SRN6028C-1R0Y
~~es ~~
~~es~~
~~es ee~~|1.0
~~es~~
~~ee~~
~~ee~~|30
~~es es~~
~~es~~
~~ss~~|15
~~es~~
~~tes~~
~~ss Gs~~|110
~~Oe~~
~~rs~~
~~Gs~~|10
~~Oe~~
~~I~~
~~en~~|5.2
~~Oe~~|5.75
~~Oe~~|
|SRN6028C-1R5Y
~~es ~~
~~es ee~~
~~es~~|1.5
~~ee ~~
~~ee~~
~~es~~|30
~~es~~
~~ss~~
~~es Gs~~|15
~~tes~~
~~ss Gs~~
~~Gs~~|98
~~rs ~~
~~Gs~~
~~es~~|14
~~I~~
~~en~~
~~e~~|4.95
~~e~~s|5.3|
|SRN6028C-2R2M
~~es ee~~
~~es~~
~~ee~~|2.2
~~ee ~~
~~es~~
~~ee~~|20
~~ss~~
~~es Gs~~
~~ed es~~|15
~~ss Gs~~
~~Gs~~
~~es~~|60
~~Gs~~
~~es~~
~~es Ps~~|18
~~en~~
~~e~~
~~Ps~~|4.50
~~e~~s
es|5.0|
|SRN6028C-3R0Y
~~es~~
~~ee~~
~~es~~|3.0
~~es~~
~~ee~~
~~ee~~|30
~~es Gs~~
~~ed es~~
~~es ns~~|15
~~Gs~~
~~es~~
~~ns Gs~~|57
~~es ~~
~~es Ps~~
~~Gs~~|22.5
~~e~~
~~Ps~~
~~e~~|3.9
~~e~~s
es
~~e~~s|4.5|
|SRN6028C-3R3M
~~ee ~~
~~es~~
~~es~~|3.3
~~ee ~~
~~ee~~
~~es~~|20
~~ed es~~
~~es ns~~
~~es es~~|15
~~es~~
~~ns Gs~~
~~es~~|56
~~es Ps~~
~~Gs~~
~~ts~~|24
~~Ps~~
~~e~~
~~e~~|3.6
es
~~e~~s
~~e~~s|4.3|
|SRN6028C-3R9M
~~es~~
~~es~~
~~rs~~|3.9
~~ee ~~
~~es~~
~~ee rs~~|20
~~es ns~~
~~es es~~
~~rs~~|15
~~ns Gs~~
~~es~~
~~ts Gs~~|54
~~Gs~~
~~ts~~
~~Gs~~|28
~~e~~
~~e~~
~~I~~|3.3
~~e~~s
~~e~~s|3.9|
|SRN6028C-4R7M
~~es ~~
~~rs~~
~~es ee~~|4.7
~~es~~
~~ee rs~~
~~ee~~|20
~~es es~~
~~rs~~
~~ss~~|15
~~es ~~
~~ts Gs~~
~~ss Gs~~|50
~~ts ~~
~~Gs~~
~~Gs~~|30
~~e~~
~~I~~
~~en~~|3.1
~~e~~s|3.2|
|SRN6028C-6R0M
~~rs ~~
~~es ee~~
~~es~~|6.0
~~ee rs~~
~~ee~~
~~es~~|20
~~rs~~
~~ss~~
~~es Gs~~|15
~~ts Gs~~
~~ss Gs~~
~~Gs~~|45
~~Gs ~~
~~Gs~~
~~es~~|42
~~I~~
~~en~~
~~e~~|2.8
~~e~~s|3|
|SRN6028C-6R2M
~~es ee~~
~~es~~
~~ee~~|6.2
~~ee ~~
~~es~~
~~ee~~|20
~~ss~~
~~es Gs~~
~~ed es~~|15
~~ss Gs~~
~~Gs~~
~~es~~|45
~~Gs~~
~~es~~
~~es Ps~~|42
~~en~~
~~e~~
~~Ps~~|2.8
~~e~~s
es|3|
|SRN6028C-6R8M
~~es~~
~~ee~~
~~es~~|6.8
~~es~~
~~ee~~
~~ee~~|20
~~es Gs~~
~~ed es~~
~~es ns~~|15
~~Gs~~
~~es~~
~~ns Gs~~|40
~~es ~~
~~es Ps~~
~~Gs~~|47
~~e~~
~~Ps~~
~~e~~|2.5
~~e~~s
es
~~e~~s|2.85|
|SRN6028C-100M
~~ee ~~
~~es~~
~~es~~|10
~~ee ~~
~~ee~~
~~es~~|20
~~ed es~~
~~es ns~~
~~es es~~|15
~~es~~
~~ns Gs~~
~~es~~|30
~~es Ps~~
~~Gs~~
~~ts~~|65
~~Ps~~
~~e~~
~~e~~|2
es
~~e~~s
~~e~~s|2.1|
|SRN6028C-150M
~~es~~
~~es~~
~~rs~~|15
~~ee ~~
~~es~~
~~ee rs~~|20
~~es ns~~
~~es es~~
~~rs~~|15
~~ns Gs~~
~~es~~
~~ts Gs~~|25
~~Gs~~
~~ts~~
~~Gs~~|98
~~e~~
~~e~~
~~I~~|1.8
~~e~~s
~~e~~s|2|
|SRN6028C-220M
~~es ~~
~~rs~~
~~es ee~~|22
~~es~~
~~ee rs~~
~~ee~~|20
~~es es~~
~~rs~~
~~ss~~|15
~~es ~~
~~ts Gs~~
~~ss Gs~~|22
~~ts ~~
~~Gs~~
~~Gs~~|138
~~e~~
~~I~~
~~en~~|1.5
~~e~~s|1.6|
|SRN6028C-330M
~~rs ~~
~~es ee~~
~~es~~|33
~~ee rs~~
~~ee~~
~~es~~|20
~~rs~~
~~ss~~
~~es Gs~~|15
~~ts Gs~~
~~ss Gs~~
~~Gs~~|16
~~Gs ~~
~~Gs~~
~~es~~|200
~~I~~
~~en~~
~~e~~|1.3
~~e~~s|1.4|
|SRN6028C-470M
~~es ee~~
~~es~~
~~ee~~|47
~~ee ~~
~~es~~
~~ee~~|20
~~ss~~
~~es Gs~~
~~ed es~~|15
~~ss Gs~~
~~Gs~~
~~es~~|13
~~Gs~~
~~es~~
~~es Ps~~|280
~~en~~
~~e~~
~~Ps~~|1.06
~~e~~s
es|1.15|
|SRN6028C-680M
~~es~~
~~ee~~
~~es~~|68
~~es~~
~~ee~~
~~ee~~|20
~~es Gs~~
~~ed es~~
~~es ns~~|15
~~Gs~~
~~es~~
~~ns Gs~~|10
~~es ~~
~~es Ps~~
~~Gs~~|420
~~e~~
~~Ps~~
~~e~~|0.81
~~e~~s
es
~~e~~s|1|
|SRN6028C-101M
~~ee ~~
~~es~~
~~es~~|100
~~ee ~~
~~ee~~
~~ee~~|20
~~ed es~~
~~es ns~~
~~ss~~|15
~~es~~
~~ns Gs~~
~~ss Gs~~|8
~~es Ps~~
~~Gs~~
~~Gs~~|605
~~Ps~~
~~e~~|0.72
es
~~e~~s|0.8|
|SRN6028C-121M
~~es~~
~~es~~|120
~~ee ~~
~~ee~~|20
~~es ns~~
~~ss~~|20
~~ns Gs~~
~~ss Gs~~|7
~~Gs~~
~~Gs~~|750
~~e~~|0.68
~~e~~s|0.72|
PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT SELECTOR LIBRARY
Operating Temperature .................................. -40 °C to +125 °C
(Temperature rise included) Storage Temperature (Component on board)
...................................... -40 °C to +125 °C Temperature Rise ... 40 °C at rated Irms[1] Rated Current
............. Inductance drops 30 % at Isat Moisture Sensitivity Level ......................1 ESD Classification (HBM)..................N/A 1 Circuit design, component, PCB trace size and thickness, airflow and other cooling provisions all affect the part temperature. Users should verify part temperature in their end applications.
Core .............................................. Ferrite Wire .............................Enameled copper Terminal Finish ..........................Ag/Ni/Sn Coating ............................ Magnetic resin Packaging ...... 1500 pcs. per 13-inch reel
**==> picture [505 x 199] intentionally omitted <==**
**----- Start of picture text -----**
Product Dimensions How to Order
6.0 ± 0.2 2.6 ± 0.2 5.8 ± 0.3 SRN6028C - R90Y
(.236 ± .008) (.102 ± .008) (.228 ± .012)
— — fF
Model
Value Code (see table)
naa —
6.0 ± 0.2
(.236 ± .008) 1.6 ± 0.3 Recommended Layout
(.063 ± .012)
6.5
(.256)
| nO) TOP VIEW OY SIDE VIEW BOTTOM VIEW a ——
6.5
(.256)
Note: Top and side view dimensions do not include termination. MM
DIMENSIONS:
For maximum overall dimensions including termination, add 0.1 mm. (INCHES)
U0
2.5
(.098)
A WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov Electrical Schematic —
1R0
**----- End of picture text -----**
- RoHS Directive 2015/863, Mar 31, 2015 and Annex.
** 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. 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.
## **SRN6028C Series – Semi-shielded Power Inductors**
## ~~**Soldering Profile**~~
**==> picture [219 x 140] intentionally omitted <==**
**----- Start of picture text -----**
< 30 Sec.
250
TC -5 °C
MAX. RAMP UP RATE = 3 °C/SEC.
MAX. RAMP DOWN RATE = 6 °C/SEC.
217
PREHEAT AREA 60~150
Sec.
200 °C
150°C
60~120
Sec.
25
Time 25 °C to Peak
8 Minutes Max.
Time (Seconds)
Temperature (°C)
**----- End of picture text -----**
**==> picture [254 x 16] intentionally omitted <==**
**----- Start of picture text -----**
Profile Feature Pb Free Assembly
**----- End of picture text -----**
|**Profile Feature**|**Pb Free Assembly**|
|---|---|
|Preheat
- Temperature Min. (Tsmin)
- Temperature Max. (Tsmax)
- Time(ts)from Tsminto Tsmax|150 °C
200 °C
60-120 seconds|
|Ramp-upRate(TLto Tp)|3 °C/second max.|
|Liquidous temperature (TL)
Time(tL)maintained above TL|217 °C
60-150 seconds|
|Peakpackage bodytemperature(Tp)|250 °C|
|Time within 5 °C of Actual Peak Temperature
(tp)|< 30 seconds|
|Ramp-Down Rate(Tpto TL)|6 °C/second max.|
|
Time 25 °C to Peak Temperature|8 minutes max.|
REFLOW TIMES: 3 TIMES MAX.
## ~~**L vs. I Charts**~~
**==> picture [501 x 340] intentionally omitted <==**
**----- Start of picture text -----**
SRN6028C-R90Y SRN6028C-1R0Y SRN6028C-1R5Y
1.20 100 1.20 100 2.00 100
0.96 80 0.96 80 1.60 80
0.72 60 0.72 60 1.20 60
0.48 40 0.48 40 0.80 40
0.24 20 0.24 20 0.40 20
0 0 0 0 0 0
0 1.8 3.6 5.4 7.2 9.0 0 1.3 2.6 3.9 5.2 6.5 0 1.2 2.4 3.6 4.8 5.9
DC Current (A) DC Current (A) DC Current (A)
SRN6028C-2R2M SRN6028C-3R0Y SRN6028C-3R3M
3.00 100 4.00 100 4.00 100
2.40 80 3.20 80 3.20 80
1.80 60 2.40 60 2.40 60
1.20 40 1.60 40 1.60 40
0.60 20 0.80 20 0.80 20
0 0 0 0 0 0
0 1.2 2.3 3.5 4.6 5.8 0 1.0 2.0 3.1 4.1 5.1 0 1.0 2.0 2.9 3.9 4.9
DC Current (A) DC Current (A) DC Current (A)
SRN6028C-3R9M SRN6028C-4R7M SRN6028C-6R0M
5.00 100 6.00 100 8.00 100
4.00 80 4.80 80 6.40 80
3.00 60 3.60 60 4.80 60
2.00 40 2.40 40 3.20 40
1.00 20 1.20 20 1.60 20
0 0 0 0 0 0
0 0.9 1.8 2.6 3.5 4.4 0 0.7 1.4 2.2 2.9 3.6 0 0.68 1.37 2.05 2.74 3.42
DC Current (A) DC Current (A) DC Current (A)
H) H) H)
μ μ μ
Inductance ( Inductance ( Inductance (
Temperature Rise (°C) Temperature Rise (°C) Temperature Rise (°C)
H) H) H)
μ μ μ
Inductance ( Inductance ( Inductance (
Temperature Rise (°C) Temperature Rise (°C) Temperature Rise (°C)
H)Inductance (μ H)Inductance (μ H)Inductance (μ
Temperature Rise (°C) Temperature Rise (°C) Temperature Rise (°C)
**----- End of picture text -----**
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.
## **SRN6028C Series – Semi-shielded Power Inductors**
## ~~**L vs. I Charts (continued)**~~
**==> picture [501 x 460] intentionally omitted <==**
**----- Start of picture text -----**
SRN6028C-6R2M SRN6028C-6R8M SRN6028C-100M
8.00 100 8.00 100 12.00 80
6.40 80 6.40 80 9.60 64
4.80 60 4.80 60 7.20 48
3.20 40 3.20 40 4.80 32
1.60 20 1.60 20 2.40 16
0 0 0 0 0 0
0 0.68 1.37 2.05 2.74 3.42 0 0.65 1.30 1.94 2.59 3.24 0 0.47 0.94 1.40 1.87 2.34
DC Current (A) DC Current (A) DC Current (A)
SRN6028C-150M SRN6028C-220M SRN6028C-330M
20.00 100 25.00 80 40.00 100
16.00 80 20.00 64 32.00 80
12.00 60 15.00 48 24.00 60
8.00 40 10.00 32 16.00 40
4.00 20 5.00 16 8.00 20
0 0 0 0 0 0
0 0.46 0.92 1.38 1.84 2.30 0 0.36 0.72 1.08 1.44 1.80 0 0.32 0.65 0.97 1.30 1.62
DC Current (A) DC Current (A) DC Current (A)
SRN6028C-470M SRN6028C-680M SRN6028C-101M
60.00 100 85.00 100 120.00 80
48.00 80 68.00 80 96.00 64
36.00 60 51.00 60 72.00 48
24.00 40 34.00 40 48.00 32
12.00 20 17.00 20 24.00 16
0 0 0 0 0 0
0 0.26 0.52 0.78 1.04 1.30 0 0.24 0.48 0.72 0.96 1.20 0 0.2 0.4 0.5 0.7 0.9
DC Current (A) DC Current (A) DC Current (A)
SRN6028C-121M
150.00 80
120.00 64
90.00 48
60.00 32
30.00 16
0 0
0 0.2 0.3 0.5 0.6 0.8
DC Current (A)
H) H) H)
μ μ μ
Inductance ( Inductance ( Inductance (
Temperature Rise (°C) Temperature Rise (°C) Temperature Rise (°C)
H) H) H)
μ μ μ
Inductance ( Inductance ( Inductance (
Temperature Rise (°C) Temperature Rise (°C) Temperature Rise (°C)
H) H) H)
μ μ μ
Inductance ( Inductance ( Inductance (
Temperature Rise (°C) Temperature Rise (°C) Temperature Rise (°C)
H)
μ
Inductance (
Temperature Rise (°C)
**----- End of picture text -----**
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.
## **SRN6028C Series – Semi-shielded Power Inductors**
## ~~**Packaging Specifications**~~
**==> picture [397 x 336] intentionally omitted <==**
**----- Start of picture text -----**
16.4 +2/-0
(.646 +.079/-0)
330 ± 3.0
(12.992 ± .118)
80 ± 2.0
(3.150 ± .079)
13 +0.5/-0.2
(.512 +.020/-.008)
1.75 ± 0.1 4.0 ± 0.1 2.00 ± 0.1 1.5 ± 0.1 DIA. 0.4 ± 0.1
(.069 ± .004) (.157 ± .004) (.079 ± .004) (.059 ± .004) (.016 ± .004)
6.4 ± 0.1
7.5 ± 0.1 (.252 ± .004)
(.295 ± .004)
16.0 ± 0.3
(.630 ± .012)
12.0 ± 0.1 3.0 ± 0.1
(.472 ± .004) (.118 ± .004)
6.4 ± 0.1
(.252 ± .004)
USER DIRECTION OF FEED DIMENSIONS: MM
(INCHES)
QTY: 1,500 PCS. PER REEL
1R0 1R0 1R0 1R0
**----- End of picture text -----**
**Asia-Pacific:** Tel: +886-2 2562-4117 • Email: asiacus@bourns.com **EMEA:** Tel: +36 88 885 877 • Email: eurocus@bourns.com **The Americas:** Tel: +1-951 781-5500 • Email: americus@bourns.com **www.bourns.com**
REV. 04/23
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.
®
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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
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## Links
- [View this product on Novapart](https://novapart.co/products/SRN6028C-680M/power-inductor-smd-68-h-810-ma-semishielded-1-a)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/bourns/srn6028c-680m/power-inductor-68uh-semishielded/dp/4176547)
---
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