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Bourns Inc. SRR4018 Series

26 variants · Bourns Inc.

About the Bourns Inc. SRR4018 Series

The Bourns Inc. SRR4018 Series series groups 26 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common case of 1919 (4848 Metric), height - seated of 0.079\" (2.00mm) and inductance frequency - test of 100 kHz. Variants differ by current - saturation, current rating and DC resistance, so you can match the exact current - saturation your application requires using the selection guide below. All listed Bourns Inc. SRR4018 Series part numbers are active and orderable.

Select a variant by

Current - saturation
1A · 2.2A · 2.6A · 250mA · 260mA · 280mA · 300mA · 600mA · 650mA · 750mA · 820mA · 900mA
Current rating
1.03 A · 1.15 A · 1.3 A · 2.35 A · 2.7 A · 180 mA · 280 mA · 330 mA · 400 mA · 770 mA · 880 mA · 920 mA
DC resistance
1.35Ohm Max · 1.95Ohm Max · 2.6Ohm Max · 4Ohm Max · 35mOhm Max · 58mOhm Max · 150mOhm Max · 170mOhm Max · 220mOhm Max · 280mOhm Max · 300mOhm Max · 370mOhm Max
Frequency - self resonant
10MHz · 12MHz · 23MHz · 29MHz · 30MHz · 32MHz · 38MHz · 105MHz · 219MHz
Inductance
1 µH · 1.8 µH · 10 µH · 12 µH · 15 µH · 18 µH · 22 µH · 27 µH · 100 µH · 120 µH · 150 µH · 180 µH
Operating temperature
-40°C ~ 125°C · -40°C~125°C
Package
Tape & Reel (TR) · Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
Q @ freq
7 @ 2.52MHz · 8 @ 2.52MHz · 9 @ 2.52MHz · 9 @ 7.96MHz · 10 @ 2.52MHz · 10 @ 796kHz · 11 @ 796kHz · 14 @ 796kHz

Shared specifications

Case
1919 (4848 Metric)
Height - seated
0.079\" (2.00mm)
Inductance frequency - test
100 kHz
Material - core
Ferrite
Mounting
Surface Mount
Ratings
-
Shielding
Shielded
Size (Dimension)
0.189\" L x 0.189\" W (4.80mm x 4.80mm)
Tolerance
±30%
Type
Drum Core, Wirewound

Variant comparison

ParameterSRR4018-100YSRR4018-101YSRR4018-120YSRR4018-121YSRR4018-150YSRR4018-151Y
Current - saturation1A300mA900mA280mA820mA260mA
Current rating1.3 A400 mA1.15 A330 mA1.03 A280 mA
DC resistance150mOhm Max1.35Ohm Max170mOhm Max1.95Ohm Max220mOhm Max2.6Ohm Max
Frequency - self resonant38MHz12MHz32MHz10MHz30MHz10MHz
Inductance10 µH100 µH12 µH120 µH15 µH150 µH
Operating temperature-40°C~125°C-40°C~125°C-40°C ~ 125°C-40°C~125°C-40°C~125°C-40°C ~ 125°C
PackageTape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)
Q @ freq10 @ 2.52MHz10 @ 796kHz9 @ 2.52MHz11 @ 796kHz8 @ 2.52MHz14 @ 796kHz

Request a quote on any Bourns Inc. SRR4018 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants