UCC3921DG4Alternatives & Equivalent Parts
About UCC3921DG4
UCC3921DG4 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | UCC3921DG4Source | UCC2921DG4 | UCC3921DTR/81143 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | ~ 70.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C |
| Price | — | $2.9900 | $2.2300 |
| Electrical Parameters | |||
| YTEOL | 0 | 15 | 15 |
| Adjustable Threshold | YES | YES | YES |
| Analog IC - Other Type | HOT SWAP CONTROLLER | HOT SWAP CONTROLLER | HOT SWAP CONTROLLER |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 |
| Number of Channels | 1 | 1 | 1 |
| Number of Functions | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 2 mA | 2 mA | 2 mA |
| Supply Voltage-Max (Vsup) | 10 V | 10 V | 10 V |
| Supply Voltage-Min (Vsup) | 9 V | 9 V | 9 V |
| Supply Voltage-Nom (Vsup) | 9.5 V | 9.5 V | 9.5 V |
| Surface Mount | YES | YES | YES |
| Technology | BICMOS | BICMOS | BICMOS |
| Temperature Grade | COMMERCIAL | INDUSTRIAL | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| Pbfree Code | — | Yes | Yes |
| Input Voltage-Max | — | -80 V | -80 V |
| Input Voltage-Min | — | -10.5 V | -10.5 V |
| Threshold Voltage-Nom | — | +2.45V | +2.45V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Texas Instruments Adjustable, 1 Channel, +2.45V, BICMOS, PDSO8
Why Look for Alternatives?
Finding alternatives for UCC3921DG4 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating UCC3921DG4 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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Request Alternatives for UCC3921DG4FAQ
What is equivalent to UCC3921DG4?
Known equivalents for UCC3921DG4 include UCC2921DG4, UCC3921DTR/81143. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UCC3921DG4?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify UCC3921DG4 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.