3 variants · Littelfuse
The Littelfuse Littelfuse TDR4 Series series groups 3 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common mounting of Socket, package of Bulk and supply voltage of 120 VAC. Variants differ by delay time, so you can match the exact delay time your application requires using the selection guide below. All listed Littelfuse TDR4 Series part numbers are active and orderable.
| Parameter | TDR4A13 | TDR4B22 | TDR4B23 |
|---|---|---|---|
| Delay time | 0.1 Sec to 102.3 Sec | 1 Sec to 1023 Sec | 10 Sec to 10230 Sec |
Request a quote on any Littelfuse TDR4 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.
Littelfuse
Littelfuse
Littelfuse