

OBSOLETE with the exception of the 7A RoHS device.
The 429 Series Fast-Acting SMF is a small (1206 size) thinfilm device designed for secondary protection of circuits
used in space constrained applications such as hand-held
portable electronic devices.
This series is Halogen-Free, Lead-Free and meets the
requirements of the RoHS directive
- RoHS compliant andLead-Free 7A deviceavailable-add ‘L’ suffixto part number.
- Halogen-Free 7Adevice available-add‘HF’ suffix to the partnumber
- For new designs upto 5A please consultthe 433 or 466 Series
429 Parts
Filters
Showing 1 to 12 of 110 Total Results
Part Number | Actions | Voltage Rating (V) | Maximum AC Voltage (V) | Nominal Melting I2T (A2sec) | Resistance (Ω) | Body | Opening | Operating Temperature | Agency Approvals |
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Part Number | Actions | Voltage Rating (V) | Maximum AC Voltage (V) | Nominal Melting I2T (A2sec) | Resistance (Ω) | Body | Opening | Operating Temperature | Agency Approvals | |
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Series: 429 Resources


Circuit Protection Selection Guide
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.