1812CS-153XJLC

Wirewound Inductor, 15 µH, 9.6 ohm, 50 MHz, 170 mA, 1812 [4532 Metric], 1812CS Series

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Manufacturer: COILCRAFT
Product type: Wirewound Inductors
Inductance:15µH; Product Range:-; DC Current Rating:170mA; High Frequency Inductor Case:1812 [4532 Metric]; Inductor Construction:Wirewound; DC Resistance Max:9.6ohm; Inductance Tolera
Inductance: 15µH
Core Material: Ceramic
Product Range: 1812CS Series
Product Width: 3.81mm
Product Height: 3.43mm
Product Length: 4.95mm
DC Current Rating: 170mA
DC Resistance Max: 9.6ohm
Inductance Tolerance: ± 5%
Inductor Construction: Unshielded
Inductor Case / Package: 1812 [4532 Metric]
Self Resonant Frequency: 50MHz

Delivery and price
Units per pack	6000
Price	0.29 €
Current stock	10+
Lead time	30 days

Datasheet

Document 105-1 

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## **– Chip Inductors 1812CS (4532)** 

- Higher SRF values than 1812 size parts with ferrite cores 

Request free evaluation samples by contacting Coilcraft or visiting **www.coilcraft.com.** 

- 5% tolerances for all values 

- 19 inductance values from 1.0 to 33 µH 

||**Inductance**2|**Percent**||**SRF min**5|**DCR max**6|**Irms**7|
|---|---|---|---|---|---|---|
|**Part number**1|**(µH)**|**tolerance**3|**Q min**4|**(MHz)**|**(Ohms)**|**(mA)**|
|1812CS-102XJL_|1.0 @ 7.9 MHz|**5**|60 @ 50 MHz|310|1.2|480|
|1812CS-122XJL_|1.2 @ 7.9 MHz|**5**|62 @ 50 MHz|230|1.2|480|
|1812CS-152X_L_|1.5 @ 7.9 MHz|**5,2**|65 @ 50 MHz|210|1.6|430|
|1812CS-182XJL_|1.8 @ 7.9 MHz|**5**|68 @ 50 MHz|190|2.0|380|
|1812CS-222X_L_|2.2 @ 7.9 MHz|**5,2**|63 @ 50 MHz|170|2.2|340|
|1812CS-272X_L_|2.7 @ 7.9 MHz|**5,2**|63 @ 50 MHz|160|3.2|300|
|1812CS-332X_L_|3.3 @ 7.9 MHz|**5,2**|65 @ 50 MHz|145|3.8|270|
|1812CS-392X_L_|3.9 @ 7.9 MHz|**5,2**|69 @ 50 MHz|130|5.0|240|
|1812CS-472XJL_|4.7 @ 7.9 MHz|**5**|63 @ 50 MHz|115|5.4|230|
|1812CS-562XJL_|5.6 @ 7.9 MHz|**5**|59 @ 50 MHz|100|5.7|220|
|1812CS-682XJL_|6.8 @ 7.9 MHz|**5**|60 @ 50 MHz|90|6.6|210|
|1812CS-822X_L_|8.2 @ 7.9 MHz|**5,2**|47 @ 50 MHz|80|7.0|200|
|1812CS-103XJL_|10 @ 7.9 MHz|**5**|36 @ 50 MHz|70|7.7|190|
|1812CS-123XJL_|12 @ 2.5 MHz|**5**|35 @ 10 MHz|60|8.7|180|
|1812CS-153X_L_|15 @ 2.5 MHz|**5,2**|34 @ 10 MHz|50|9.6|170|
|1812CS-183XJL_|18 @ 2.5 MHz|**5**|30 @ 10 MHz|45|10.5|160|
|1812CS-223X_L_|22 @ 2.5 MHz|**5,2**|32 @ 10 MHz|40|11.5|155|
|1812CS-273XJL_|27 @ 2.5 MHz|**5**|29 @ 10 MHz|30|12.5|150|
|1812CS-333X_L_|33 @ 2.5 MHz|**5,2**|20 @ 10 MHz|20|13.5|145|



1. When ordering, specify **tolerance** , **termination** and **packaging** codes: 

## **1812CS-333XGLC** 

**Tolerance: G** = 2% **J** = 5% (Table shows stock tolerances in bold.) 

- **Termination: L** = RoHS compliant silver-palladium-platinum-glass frit. 

   - **E** = Halogen free component. RoHS compliant silverpalladium-platinum-glass frit terminations. Special order: **T** = RoHS tin-silver-copper (95.5/4/0.5) or **S** = non-RoHS tin-lead (63/37). 

- **Packaging: C** = 7″ machine-ready reel. EIA-481 embossed plastic tape (600 parts per full reel). 

   - **B** = Less than full reel. In tape, but not machine ready. To have a leader and trailer added ($25 charge), use code letter C instead. 

   - **D** = 13″ machine-ready reel. EIA-481 embossed plastic tape. Factory order only, not stocked (2200 parts per full reel). 

2. Inductance measured using a Coilcraft SMD-A fixture in an Agilent/HP 4286A impedance analyzer with Coilcraft-provided correlation pieces. 

3. Tolerances in bold are stocked for immediate shipment. 

4. Q measured using an Agilent/HP 4291A with an Agilent/HP 16193 test fixture. 

5. SRF measured using an Agilent/HP 8753D network analyzer and a Coilcraft SMD-D test fixture. 

**Designer’s Kit C337** contains 10 of each 5% part **Core material** Ceramic 

**Environmental** RoHS compliant, halogen free optional 

**Terminations** RoHS compliant silver-palladium-platinum-glass frit. Other terminations available at additional cost. 

**Weight** 109 – 128 mg 

**Ambient temperature** –40°C to +125°C with I rms current, +125°C to +140°C with derated current 

**Storage temperature** Component: –40°C to +140°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 

**Temperature Coefficient of Inductance (TCL)** +25 to +125 ppm/°C **Moisture Sensitivity Level (MSL)** 1 (unlimited floor life at <30°C / 85% relative humidity) 

**Failures in Time (FIT) / Mean Time Between Failures (MTBF)** One per billion hours / one billion hours, calculated per Telcordia SR-332 

**Packaging** 600 per 7″ reel; 2200 per 13″ reel. Plastic tape: 12 mm wide, 0.3 mm thick, 8 mm pocket spacing, 3.7 mm pocket depth 

**PCB washing** Only pure water or alcohol recommended 

6. DCR measured on a Cambridge Technology micro-ohmmeter and a Coilcraft CCF859 test fixture. 

7. Current that causes a 15°C temperature rise from 25°C ambient. 

8. Electrical specifications at 25°C. 

Refer to Doc 362 “Soldering Surface Mount Components” before soldering. 

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Document 105-1 Revised 01/11/12 

© Coilcraft Inc. 2012 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check out web site for latest information. 

**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 105-2 

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## **– Chip Inductors 1812CS Series (4532) Typical Q vs Frequency** 

## **Typical L vs Frequency** 

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**----- Start of picture text -----**<br>
80<br>1.8 µH<br>70 3.9 µH<br>60<br>50<br>8.2 µH<br>40<br>30 15.0 µH<br>22.0 µH<br>20<br>33.0 µH<br>10<br>0<br>1 10 100<br>Frequency (MHz)<br>Q Factor<br>**----- End of picture text -----**<br>


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**----- Start of picture text -----**<br>
40<br>33.0 µH<br>30<br>22.0 µH<br>20<br>15.0 µH<br>10 8.2 µH<br>3.9 µH<br>1.8 µH<br>0<br>1 10 100 1000<br>Frequency (MHz)<br>Inductance (µH)<br>**----- End of picture text -----**<br>


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B C<br>Irms Derating H<br>overall D<br>120 F Pick andplace I<br>110 material<br>100<br>A G J<br>90<br>80<br>F I<br>70<br>E<br>60 terminal Terminal wraparound: Recommended<br>approx 0.015/0,38 both ends Land Pattern<br>50<br> A  B  C  D<br>40<br>max  max  max  ref  E  F  G  H  I J<br>30  0.195 0.150 0.135 0.070 0.100 0.025 0.128 0.120 0.045 0.118 inches<br>20  4,95  3,81  3,43  1,78  2,54  0,64  3,25  3,05  1,14  3,00 mm<br>10 Note:  Height dimension (C) is before optional solder application. For maximum<br>height dimension including solder, add 0.006 in / 0,152 mm.<br>0<br>-40 -20 0 20 40 60 80 100 120 140<br>Ambient temperature (°C)<br>Irms<br>Percent of rated<br>25°C<br>**----- End of picture text -----**<br>


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Document 105-2 Revised 01/11/12 

**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 

© Coilcraft Inc. 2012 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check out web site for latest information.

Updated at March 17, 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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