DO3308P-684MLD
Power Inductor (SMD), 680 µH, 280 mA, Unshielded, 330 mA, DO3308P Series
- Manufacturer: COILCRAFT
- Product type: SMD Power Inductors
- Inductance:680µH; RMS Current (Irms):280mA; Inductor Construction:Unshielded; Saturation Current (Isat):330mA; Product Range:DO3308P Series; Power Inductor Case:12.95mm x 9.4mm x 3mm;
- SVHC: No SVHC (25-Jun-2025)
- Inductance: 680µH
- Product Range: DO3308P Series
- Product Width: 9.4mm
- Product Height: 3mm
- Product Length: 12.95mm
- DC Resistance Max: 4.4ohm
- RMS Current (Irms): 280mA
- Inductance Tolerance: ± 20%
- Inductor Construction: Unshielded
- Saturation Current (Isat): 330mA
| Delivery and price | |
|---|---|
| Units per pack | 1000 |
| Price | 1.19 € |
| Current stock | 10+ |
| Lead time | 30 days |
Web Sample Tools & Support page & buy software & FAQ Document 170-1 ## **SMT Power Inductors – DO3308P** - Handle saturating currents up to 4.2 Amps • Defense Supply Center CID: A-A-59738 **Designer’s Kit C309** contains 3 each of all values **Core material** Ferrite **Core and winding loss** See www.coilcraft.com/coreloss **Terminations** RoHS compliant electroplated gold (<50 µin) over nickel over phos bronze. Other terminations available at additional cost. **Weight** 594 – 640 mg **Ambient temperature** –40°C to +85°C with I rms current **Maximum part temperature** +125°C (ambient + temp rise) **Storage temperature** Component: –40°C to +125°C Tape and reel packaging: –40°C to +80°C **Resistance to soldering heat** Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles **Moisture Sensitivity Level (MSL)** 1 (unlimited floor life at <30°C / 85% relative humidity) **Packaging** 1000/13″ reel Plastic tape: 24 mm wide, 0.4 mm thick, 12 mm pocket spacing, 3.7 mm pocket depth **PCB washing** Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787_PCB_Washing.pdf. ||||**DCR**|**SRF**||| |---|---|---|---|---|---|---| ||**L**±**20%**2|**Percent**|**max**|**typ**|**Isat**4|**Irms**5| |**Part number**1|**(µH)**|**tol**3|**(Ohms)**|**(MHz)**|**(A)**|**(A)**| |DO3308P-472_L_|4.7|**20**,10|0.036|50|4.2|3.2| |DO3308P-682_L_|6.8|**20**,10|0.060|47|3.9|2.6| |DO3308P-103_L_|10|**20**,10|0.085|37|2.7|2.3| |DO3308P-153_L_|15|**20**,10|0.12|35|2.3|1.9| |DO3308P-223_L_|22|**20**,10|0.18|26|1.8|1.5| |DO3308P-333_L_|33|**20**,10|0.25|19|1.6|1.2| |DO3308P-473_L_|47|**20**,10|0.32|14|1.3|1.0| |DO3308P-683_L_|68|**20**,10|0.54|12|1.1|0.9| |DO3308P-104_L_|100|**20**,10|0.69|11|0.87|0.73| |DO3308P-154_L_|150|**20**,10|0.94|9.0|0.74|0.62| |DO3308P-224_L_|220|**20**,10|1.60|6.0|0.56|0.51| |DO3308P-334_L_|330|**20**,10|2.15|5.5|0.50|0.40| |DO3308P-474_L_|470|**20**,10|3.30|4.5|0.40|0.33| |DO3308P-684_L_|680|**20**,10|4.40|3.5|0.33|0.28| |DO3308P-105_L_|1000|**20**,10|7.00|2.5|0.29|0.23| ## 1. Please specify **tolerance** , **termination** and **packaging** codes: ## **DO3308P-105MLD** **Tolerance: M** = 20% **K** = 10% **Termination: L** = RoHS compliant gold over nickel over phos bronze. **Special order:** **T** = RoHS tin-silver-copper (95.5/4/0.5) or **S** = non-RoHS tin-lead (63/37). **Packaging: D** = 13″ machine-ready reel. EIA-481 embossed plastic tape (1000 parts per full reel). Quantities less than full reel available: in tape (not machine ready) or with leader and trailer ($25 charge). **B** = Less than full reel. In an effort to simplify our part numbering system, Coilcraft is eliminating the need for multiple packaging codes. When ordering, simply change the last letter of your part number from B to D. 2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc. 3. Tolerances in bold are stocked for immediate shipment 4. DC current at which inductance drops 10% (typ) from its value without current. 5. Current that causes a 40°C temperature rise from 25°C ambient. 6. Electrical specifications at 25°C. - Refer to Doc 362 “Soldering Surface Mount Components” before soldering. **US** +1-847-639-6400 sales@coilcraft.com **UK** +44-1236-730595 sales@coilcraft-europe.com **Taiwan** +886-2-2264 3646 sales@coilcraft.com.tw **China** +86-21-6218 8074 sales@coilcraft.com.cn **Singapore** + 65-6484 8412 sales@coilcraft.com.sg Document 170-1 Revised 12/13/21 © Coilcraft Inc. 2021 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check web site for latest information. Document 170-2 ## **SMT Power Inductors – DO3308P Series Typical L vs Frequency** ## **Typical L vs Current** **==> picture [243 x 547] intentionally omitted <==** **----- Start of picture text -----**<br> 10000<br>1000 µH<br>1000<br>100 µH<br>100<br>10 µH<br>10<br>1<br>0.01 0.1 1 10<br>Frequency (MHz)<br>0.330<br>8,38 [dia]<br>*<br>0.118 * Allow an additional 0.01/0,254<br>3,00 [max] height for optionalin length and 0.005/0,127 intin-lead and<br>tin-silver-copper application.<br>0.510 *<br>12,95 [max]<br>0.370<br>9,40 [max]<br>Recommended<br>0.145 Land Pattern<br>0.100 0.110<br>2,54 3,69 2,79 0.115<br>2,92<br>0.405<br>10,29<br>0.100 0.300<br>2,54 7,62<br>Internal code Dash number<br>Start Finish<br>Dimensions are in [inches ]<br>mm<br>X<br>XXX<br>Inductance (µH)<br>**----- End of picture text -----**<br> **==> picture [243 x 224] intentionally omitted <==** **----- Start of picture text -----**<br> 10000<br>1000 µH<br>1000<br>100 µH<br>100<br>10 µH<br>10<br>1<br>0.01 0.1 1 10<br>Current (A)<br>Inductance (µH)<br>**----- End of picture text -----**<br> **==> picture [118 x 44] intentionally omitted <==** **US** +1-847-639-6400 sales@coilcraft.com **UK** +44-1236-730595 sales@coilcraft-europe.com **Taiwan** +886-2-2264 3646 sales@coilcraft.com.tw **China** +86-21-6218 8074 sales@coilcraft.com.cn **Singapore** + 65-6484 8412 sales@coilcraft.com.sg Document 170-2 Revised 12/13/21 © Coilcraft Inc. 2021 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check web site for latest information.
Updated at March 10, 2026
Coilcraft is a globally recognized leader in the design and manufacture of high-performance magnetic components. Renowned for its engineering excellence, reliable delivery, and stringent quality standards, the company provides essential solutions for a wide array of demanding applications, including signal processing, RF, power management, and timing circuits. Our comprehensive portfolio of Coilcraft components is centered on their industry-leading inductor technologies. This encompasses a vast selection of high-efficiency power inductors designed to optimize modern power supply architectures, alongside precision RF inductors engineered to deliver exceptional stability and performance in high-frequency communications and wireless applications. To support complete electromagnetic compatibility and comprehensive circuit design, we also offer a variety of Coilcraft's specialized magnetic solutions. This includes robust common mode chokes and filters for effective EMC and RFI suppression, current sensing transformers, and a selection of inductor kits and assortments that provide design engineers with versatile options for rapid prototyping and development.
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