SRN4012BTA & SRN4018BTA Semi-Shielded Inductors

Bourns SRN4012BTA and SRN4018BTA Semi-Shielded Power Inductors are designed with a semi-shielded construction and bottom-soldered lead-wire for enhanced product reliability. These inductors are AEC-Q200 compliant and operate in a temperature range of -55°C to +125°C. The SRN4012BTA series offers 4mm x 4mm x 1mm dimensions, and the SRN4018BTA series has 4mm x 4mm x 1.6mm dimensions. Bourns SRN4012BTA and SRN4018BTA Semi-Shielded Power Inductors are RoHS compliant and halogen free. Both variants are well-suited for applications where higher inductor reliability may be required. Typical applications include automotive systems, lighting, power supplies, consumer and telecom electronics, DC-DC converters, and industrial.

Results: 31
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Type Package/Case Shielding Inductance Tolerance Maximum DC Current Maximum DC Resistance Saturation Current Minimum Operating Temperature Maximum Operating Temperature Self Resonant Frequency Termination Length Width Height Core Material Qualification Series Packaging
Bourns Power Inductors - SMD Ind,4x4x1.0mm,15uH+/-20%,1.2A,shd 7,635In Stock
Cut Tape
$0.53
$0.437
$0.401
$0.36
Reel
$0.272
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 15 uH 20 % 1.2 A 384 mOhms 900 mA - 55 C + 125 C 27 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,5.6uH+/-20%,2.1A,shd 7,765In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.326
$0.291
Reel
$0.279
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 5.6 uH 20 % 2.1 A 162 mOhms 1.4 A - 55 C + 125 C 53 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,3.3uH+/-20%,2.8A,shd 7,697In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.326
$0.291
Reel
$0.28
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 3.3 uH 20 % 2.8 A 98 mOhms 1.9 A - 55 C + 125 C 76 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,0.47uH+/-20%,5.5A,shd 7,712In Stock
Cut Tape
$0.449
$0.392
$0.369
$0.31
Reel
$0.224
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 470 nH 20 % 5.5 A 30 mOhms 5 A - 55 C + 125 C 238 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,10uH+/-20%,1.2A,shd 10,029In Stock
Cut Tape
$0.585
$0.477
$0.416
$0.393
Reel
$0.286
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 10 uH 20 % 1.2 A 150 mOhms 1.3 A - 55 C + 125 C 25 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,1.2uH+/-20%,4.2A,shd 7,248In Stock
Cut Tape
$0.544
$0.45
$0.401
$0.363
Reel
$0.269
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 1.2 uH 20 % 4.2 A 53 mOhms 3.8 A - 55 C + 125 C 138 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,22uH+/-20%,1A,shd 3,968In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.326
$0.291
Reel
$0.271
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 22 uH 20 % 1 A 564 mOhms 700 mA - 55 C + 125 C 23 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,2.2uH+/-20%,3.3A,shd 3,918In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.326
Reel
$0.272
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 2.2 uH 20 % 3.3 A 79.2 mOhms 2.5 A - 55 C + 125 C 92 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,1uH+/-20%,4.4A,shd 7,143In Stock
Cut Tape
$0.53
$0.437
$0.36
$0.296
Reel
$0.257
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 1 uH 20 % 4.4 A 52 mOhms 4 A - 55 C + 125 C 140 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,6.8uH+/-20%,1.45A,shd 6,988In Stock
Cut Tape
$0.571
$0.473
$0.471
$0.389
Reel
$0.277
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 6.8 uH 20 % 1.45 A 98 mOhms 1.6 A - 55 C + 125 C 30 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,6.8uH+/-20%,1.8A,shd 6,597In Stock
Cut Tape
$0.258
$0.257
Reel
$0.257
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 6.8 uH 20 % 1.8 A 198 mOhms 1.25 A - 55 C + 125 C 45 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,0.68uH+/-20%,5A,shd 6,980In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.326
$0.291
Reel
$0.279
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 680 nH 20 % 5 A 43 mOhms 4.6 A - 55 C + 125 C 188 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,1.2+/-30%uH,2.8A,shd 6,477In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.302
Reel
$0.269
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 1.2 uH 20 % 2.8 A 30 mOhms 3.7 A - 55 C + 125 C 81 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,10uH+/-20%,1.4A,shd 3,511In Stock
Cut Tape
$0.53
$0.437
$0.36
$0.296
Reel
$0.257
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 10 uH 20 % 1.4 A 276 mOhms 1 A - 55 C + 125 C 29 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,47uH+/-20%,0.65A,shd 6,371In Stock
Cut Tape
$0.558
$0.458
$0.401
$0.378
Reel
$0.28
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 47 uH 20 % 650 mA 1.32 Ohms 480 mA - 55 C + 125 C 16 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.0mm,4.7uH+/-20%,2.5A,shd 2,593In Stock
Cut Tape
$0.53
$0.437
$0.36
$0.296
Reel
$0.257
Min.: 1
Mult.: 1
: 4,000
Semi Shielded Power Inductor 4 mm x 4 mm x 1 mm Shielded 4.7 uH 20 % 2.5 A 134 mOhms 1.6 A - 55 C + 125 C 65 MHz Standard 4 mm 4 mm 1 mm Ferrite SRN4012BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,100uH+/-20%,0.28A,shd 2,001In Stock
3,500Expected 24/12/2026
Cut Tape
$0.571
$0.473
$0.389
$0.359
Reel
$0.288
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 100 uH 20 % 280 mA 1.45 Ohms 420 mA - 55 C + 125 C 6.5 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,15uH+/-20%,0.85A,shd 2,010In Stock
Cut Tape
$0.585
$0.477
$0.418
$0.393
Reel
$0.301
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 15 uH 20 % 850 mA 210 mOhms 1.1 A - 55 C + 125 C 18 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,1.5+/-30%uH,2.4A,shd 2,964In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.286
Reel
$0.269
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 1.5 uH 20 % 2.4 A 37 mOhms 3.3 A - 55 C + 125 C 75 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,22uH+/-20%,0.72A,shd 2,837In Stock
7,000Expected 8/2/2027
Cut Tape
$0.571
$0.473
$0.389
$0.378
Reel
$0.288
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Semi-Shielded 22 uH 20 % 720 mA 290 mOhms 900 mA - 55 C + 125 C 15 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,2.2uH+/-20%,2.2A,shd 6,730In Stock
Cut Tape
$0.612
$0.506
$0.442
$0.416
Reel
$0.32
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 2.2 uH 20 % 2.2 A 42 mOhms 3 A - 55 C + 125 C 60 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,33uH+/-20%,0.55A,shd 4,694In Stock
Cut Tape
$0.558
$0.454
$0.374
$0.286
Reel
$0.269
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 33 uH 20 % 550 mA 460 mOhms 700 mA - 55 C + 125 C 12 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,3.3uH+/-20%,2A,shd 4,420In Stock
Cut Tape
$0.571
$0.473
$0.389
$0.375
Reel
$0.288
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 3.3 uH 20 % 2 A 55 mOhms 2.3 A - 55 C + 125 C 45 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,47uH+/-20%,0.44A,shd 2,484In Stock
Cut Tape
$0.571
$0.473
$0.389
$0.369
Reel
$0.288
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Shielded 47 uH 20 % 440 mA 650 mOhms 600 mA - 55 C + 125 C 10 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel
Bourns Power Inductors - SMD Ind,4x4x1.6mm,4.7uH+/-20%,1.7A,shd 1,193In Stock
3,500Expected 1/10/2026
Cut Tape
$0.571
$0.473
$0.389
$0.375
Reel
$0.288
Min.: 1
Mult.: 1
: 3,500
Semi Shielded Power Inductor 4 mm x 4 mm x 1.6 mm Semi-Shielded 4.7 uH 20 % 1.7 A 70 mOhms 2 A - 55 C + 125 C 35 MHz Standard 4 mm 4 mm 1.6 mm Ferrite AEC-Q200 SRN4018BTA Reel, Cut Tape, MouseReel