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Bourns Inc. SRU8045A Series

9 variants · Bourns Inc.

About the Bourns Inc. SRU8045A Series

The Bourns Inc. SRU8045A Series series groups 9 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 4-SMD, height - seated of 0.189\" (4.80mm) 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. SRU8045A Series part numbers are active and orderable.

Select a variant by

Current - saturation
1.2A · 1.4A · 1.8A · 2.15A · 3.3A · 3.8A · 4.4A · 5A · 920mA
Current rating
1 A · 1.25 A · 1.45 A · 2 A · 2.25 A · 3.5 A · 4.2 A · 4.6 A · 5 A
DC resistance
25mOhm Max · 27.5mOhm Max · 36mOhm Max · 48mOhm Max · 122mOhm Max · 150mOhm Max · 270mOhm Max · 400mOhm Max · 500mOhm Max
Frequency - self resonant
3MHz · 4MHz · 6MHz · 8MHz · 12MHz · 18MHz · 23MHz · 30MHz · 45MHz
Inductance
3.5 µH · 4.7 µH · 6.2 µH · 10 µH · 22 µH · 33 µH · 47 µH · 68 µH · 100 µH
Operating temperature
-40°C ~ 125°C · -40°C~125°C
Package
Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
Q @ freq
8 @ 2.52MHz · 10 @ 7.96MHz · 12 @ 2.52MHz · 12 @ 7.96MHz · 14 @ 2.52MHz · 16 @ 2.52MHz · 18 @ 2.52MHz · 20 @ 796kHz

Shared specifications

Case
4-SMD
Height - seated
0.189\" (4.80mm)
Inductance frequency - test
100 kHz
Material - core
Ferrite
Mounting
Surface Mount
Ratings
AEC-Q200
Shielding
Shielded
Size (Dimension)
0.315\" L x 0.315\" W (8.00mm x 8.00mm)
Tolerance
±30%
Type
Drum Core, Wirewound

Variant comparison

ParameterSRU8045A-100YSRU8045A-101YSRU8045A-220YSRU8045A-330YSRU8045A-3R5YSRU8045A-470Y
Current - saturation3.3A920mA2.15A1.8A5A1.4A
Current rating3.5 A1 A2.25 A2 A5 A1.45 A
DC resistance48mOhm Max500mOhm Max122mOhm Max150mOhm Max25mOhm Max270mOhm Max
Frequency - self resonant18MHz3MHz12MHz8MHz45MHz6MHz
Inductance10 µH100 µH22 µH33 µH3.5 µH47 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) Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)
Q @ freq16 @ 2.52MHz20 @ 796kHz18 @ 2.52MHz14 @ 2.52MHz12 @ 7.96MHz12 @ 2.52MHz

Request a quote on any Bourns Inc. SRU8045A Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants