Device identity and function
The DS3904U-020/TR is a nonvolatile variable resistor/switch from Maxim Integrated, combining digital potentiometer functionality with a switch element in a single IC.

Maxim Integrated DS3904U-020/TR, NV variable resistor/switch, Bulk package, active production.
| Parameter / Attribute | Specification / Value |
|---|---|
| Series | * |
| Package | Bulk |
Factory lead times blocking production? We lock verified brand-new original stock in Shenzhen within 2 hours.
Direct access to Shenzhen floor inventory, franchised allocation buffers, and factory bonded stock to resolve line-down shutdowns.
Standard factory-sealed packaging compliant with EIA-481 standards for automated high-speed SMT pick-and-place lines.
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The DS3904U-020/TR is a nonvolatile variable resistor/switch from Maxim Integrated, combining digital potentiometer functionality with a switch element in a single IC.