UCC21530DWKR vs SI8273ABD Comparison
Detailed side-by-side comparison of UCC21530DWKR by Texas Instruments and SI8273ABD by Skyworks Solutions. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Skyworks Solutions
SI8273ABD - 4A Isolated Gate Driver, 2.5kV, 16-SOIC | Skyworks
SI8273ABD ✓ ActiveSpecification Comparison
| Parameter | UCC21530DWKR | SI8273ABD |
|---|---|---|
| Brand | Texas Instruments | Skyworks Solutions |
| Category | Power MOSFET Drivers | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.95 | $3.05 |
| Driver Configuration | Half-Bridge (dual independent outputs) | — |
| Number of Channels | 2 | 2 |
| Peak Source Current | 4 A | — |
| Peak Sink Current | 6 A | — |
| Isolation Voltage (RMS) | 5.7 kVRMS (reinforced, per UL 1577) | — |
| Common-Mode Transient Immunity (CMTI) | >=125 V/ns (minimum) | 200 kV/us minimum |
| Channel-to-Channel Spacing | 3.3 mm | — |
| Maximum Switching Frequency | 5 MHz | — |
| VDD Supply Range (logic side) | 3 V to 5.5 V | — |
| VDDA / VDDB Range (drive side) | 8 V to 18 V (up to 25 V per TI part details) | — |
| Propagation Delay | [DATA_NEEDED: propagation delay in ns] | 60 ns (typical) |
| Dead-Time Control | Programmable via DT pin resistor | — |
| Enable Pin | Yes (EN, active-high; pulls LOW to disable both outputs) | — |
| Input Logic Compatibility | CMOS / TTL | — |
| Operating Temperature Range | -40C to +125C | — |
| Package | 14-SOIC (DWK) with 3.3 mm channel spacing | 16-pin SOIC (NB), narrow body |
| Mounting Type | Surface Mount | Surface Mount |
| Approximate Datasheet Length | 47 pages (per third-party datasheet archive) | — |
| RoHS Status | Compliant | — |
| Function | — | Isolated gate driver |
| Peak Output Current | — | 4 A |
| Isolation Voltage (Withstand) | — | 2.5 kVrms |
| Driver Supply Voltage (VDD) | — | 4.2 V to 30 V |
| Input Logic Levels | — | TTL-compatible, 2.5 V to 5 V |
| Input Hysteresis | — | >400 mV |
| UVLO Threshold | — | 5 V |
| Isolation Technology | — | Proprietary silicon (capacitive) isolation |
| Operating Temperature | — | -40C to +125C |
| UL1577 Rated | — | Yes (2.5 kVrms) |