Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
SWPA6045S220MT
Shenzhen Sunlord Electronics Co., Ltd.
FIXED IND 22UH 1.8A 116MOHM SMD
2267 Pcs New Original In Stock
22 µH Shielded Drum Core, Wirewound Inductor 1.8 A 116mOhm Max Nonstandard
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (429 Ratings)
SWPA6045S220MT
Product Overview
9877011
DiGi Electronics Part Number
SWPA6045S220MT-DGManufacturer
Shenzhen Sunlord Electronics Co., Ltd.
SWPA6045S220MT
Description
FIXED IND 22UH 1.8A 116MOHM SMDInventory
2267 Pcs New Original In Stock
22 µH Shielded Drum Core, Wirewound Inductor 1.8 A 116mOhm Max Nonstandard
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
SWPA6045S220MT Technical Specifications
Category
Fixed Inductors
Packaging
Tape & Reel (TR)
Series
SWPA
Product Status
Active
Type
Drum Core, Wirewound
Material - Core
Ferrite
Inductance
22 µH
Tolerance
±20%
Current Rating (Amps)
1.8 A
Current - Saturation (Isat)
2.2A
Shielding
Shielded
DC Resistance (DCR)
116mOhm Max
Q @ Freq
-
Frequency - Self Resonant
10MHz
Ratings
-
Operating Temperature
-40°C ~ 125°C
Inductance Frequency - Test
100 kHz
Features
-
Mounting Type
Surface Mount
Package / Case
Nonstandard
Supplier Device Package
-
Size / Dimension
0.236" L x 0.236" W (6.00mm x 6.00mm)
Height - Seated (Max)
0.177" (4.50mm)
Datasheet & Documents
HTML Datasheet
SWPA6045S220MT-DG
Environmental & Export Classification
Moisture Sensitivity Level (MSL)
1 (Unlimited)
ECCN
EAR99
HTSUS
8504.50.8000
Additional Information
Other Names
3442-SWPA6045S220MTCT
3442-SWPA6045S220MTTR
3442-SWPA6045S220MTDKR
Standard Package
1,500
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
Le site web est ergonomique et agréable à parcourir, même en déplacement.
Dec 02, 2025
Leur efficacité logistique et leurs prix avantageux font toute la différence pour moi.
Dec 02, 2025
I always receive prompt and friendly assistance from their support staff.
Dec 02, 2025
Customer service followed up after my purchase to ensure satisfaction, which I appreciated.
Dec 02, 2025
The after-sales service exceeded my expectations; they genuinely prioritize customer satisfaction.
Dec 02, 2025
Speedy shipping and secure packaging—absolutely fantastic service.
Dec 02, 2025
Their commitment to transparency in pricing helps us make strategic purchasing decisions.
Dec 02, 2025
Excellent post-sale support and excellent inventory management make them a preferred partner.
Dec 02, 2025
I was pleasantly surprised by the quality of the packaging; it reflects a high level of professionalism and attention to detail.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
What are the key design risks when using the SWPA6045S220MT inductor in a high-current DC-DC converter operating near its 1.8 A rated current?
The SWPA6045S220MT is rated for 1.8 A continuous current, but operating near this limit—especially in elevated ambient temperatures—can push the core and winding into thermal saturation or excessive heating. Since its saturation current (Isat) is only 2.2 A, just 0.4 A above the nominal rating, prolonged operation at >1.6 A without adequate airflow or PCB copper cooling increases the risk of inductance drop and efficiency loss. Always derate by at least 20% in compact designs and validate thermal performance with infrared imaging under full load to avoid premature failure.
Can the SWPA6045S220MT be safely replaced with the BWVS00606045220M00 in a noise-sensitive buck converter design?
While the BWVS00606045220M00 shares similar nominal specs (22 µH, 1.8 A), it may exhibit different high-frequency behavior due to variations in core material composition and winding geometry. The SWPA6045S220MT’s shielded drum-core construction offers superior EMI suppression, critical in noise-sensitive applications. Blind substitution without re-evaluating output ripple, conducted emissions, and transient response could introduce instability or compliance issues. Always re-characterize the control loop and EMI performance before finalizing the replacement.
How does the ±20% inductance tolerance of the SWPA6045S220MT impact feedback loop stability in a voltage-mode controlled converter?
A ±20% variation in inductance directly affects the converter’s LC filter pole location, potentially shifting crossover frequency and phase margin outside stable regions. In voltage-mode topologies, this can lead to subharmonic oscillation or poor load regulation if compensation isn’t designed for worst-case inductance extremes. To mitigate risk, use a Type II or III compensator with sufficient phase boost margin and simulate loop response across min/max inductance values (17.6 µH to 26.4 µH) to ensure stability under all production tolerances.
Is the SWPA6045S220MT suitable for automotive-grade applications requiring AEC-Q200 compliance?
Despite its wide operating temperature range (-40°C to 125°C) and MSL 1 rating, the SWPA6045S220MT is not certified to AEC-Q200 standards. Sunlord does not list this part as automotive-qualified, meaning it lacks validation for mechanical stress, humidity resistance, and long-term reliability under automotive environmental conditions. For under-hood or safety-critical systems, consider AEC-Q200-compliant alternatives like TDK’s SLF6045T-220MR18-PF instead, even if it requires layout adjustments.
What PCB layout practices are critical when integrating the SWPA6045S220MT to minimize EMI and thermal resistance?
Due to its shielded drum-core design, the SWPA6045S220MT reduces radiated emissions, but improper layout can still couple noise into adjacent circuits. Place input/output capacitors as close as possible to the inductor terminals to minimize high-di/dt loops. Use a solid ground plane beneath the component (avoiding splits) and connect the shield tab (if present) to ground. For thermal management, allocate multiple thermal vias under the pad to a lower-layer copper pour—this lowers effective RθJA significantly. Avoid routing sensitive analog traces underneath the inductor to prevent magnetic coupling.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
SWPA6045S220MT CAD Models
Shenzhen Sunlord Electronics Co., Ltd. SWPA6045S220MT PCB symbols & footprints
productDetail
