KYOCERA AVX F120 Series

14 variants · KYOCERA AVXAll Circuit Protection →

About the KYOCERA AVX F120 Series

The KYOCERA AVX F120 Series series groups 14 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common approval agency of cUL, UL, breaking capacity @ rated voltage of 50A and case of 1206 (3216 Metric). Variants differ by current rating, DC cold resistance and melting i2t, so you can match the exact current rating your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current KYOCERA AVX F120 Series variants and discontinued ones from a single page.

Select a variant by

Current rating: 1 A · 1.25 A · 1.5 A · 1.75 A · 200 mA · 250 mA · 375 mA · 500 mA · 750 mA
DC cold resistance: 0.1 Ohms · 0.11 Ohms · 0.15 Ohms · 0.18 Ohms · 0.25 Ohms · 0.35 Ohms · 0.4 Ohms · 0.75 Ohms · 0.95 Ohms
Melting i2t: 2E-05 · 4E-05 · 6E-05 · 0.0002 · 0.003 · 0.005 · 0.009 · 0.02 · 0.035
Operating temperature: -55°C ~ 125°C · -55°C~125°C

Shared specifications

Approval agency: cUL, UL
Breaking capacity @ rated voltage: 50A
Case: 1206 (3216 Metric)
Color: -
Fuse type: Board Mount (Cartridge Style Excluded)
Mounting: Surface Mount
Package: Tape & Reel (TR)
Response time: Fast Blow
Size (Dimension): 0.122\" L x 0.063\" W x 0.047\" H (3.10mm x 1.60mm x 1.20mm)
Voltage rating - DC: 32 V

Variant comparison

Parameter	F1206A0R20FWTR	F1206A0R75FWTR	F1206A0R50FWTR	F1206A1R75FWTR	F1206A0R50FSTR	F1206A1R50FWTR
Current rating	200 mA	750 mA	500 mA	1.75 A	500 mA	1.5 A
DC cold resistance	0.95 Ohms	0.25 Ohms	0.35 Ohms	0.1 Ohms	0.35 Ohms	0.11 Ohms
Melting i2t	2E-05	0.003	0.0002	0.035	0.0002	0.02
Operating temperature	-55°C~125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C~125°C	-55°C~125°C	-55°C ~ 125°C

Request a quote on any KYOCERA AVX F120 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.