4 variants · Littelfuse
The Littelfuse Littelfuse TSDS Series series groups 4 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 Chassis Mount, package of Bulk and timing initiate method of Input Voltage, Trigger Signal. Variants differ by delay time, supply voltage and timing adjustment method, so you can match the exact delay time your application requires using the selection guide below. All listed Littelfuse TSDS Series part numbers are active and orderable.
| Parameter | TSDS2110S | TSDS321P | TSDS320N | TSDS421 |
|---|---|---|---|---|
| Delay time | Fixed, 10 Sec | 1 Sec to 100 Sec | 0.1 Sec to 10 Sec | 1 Sec to 100 Sec |
| Supply voltage | 24 VAC | 24 VDC | 24 VDC | 120 VAC |
| Timing adjustment method | Fixed | External Resistor | External Resistor | External Resistor |
Request a quote on any Littelfuse TSDS Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.
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