UCC21540 vs UCC21550 Comparison
Detailed side-by-side comparison of UCC21540 by Texas Instruments and UCC21550 by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
UCC21540 - 4A/6A 5.7kVRMS Isolated Gate Driver | Texas Instruments
UCC21540 ✓ ActiveSpecification Comparison
| Parameter | UCC21540 | UCC21550 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Power MOSFET Drivers | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.85 | $1.25 |
| Output Current (Peak Source) | 4 A | — |
| Output Current (Peak Sink) | 6 A | — |
| Isolation Rating | 5.7 kVRMS (reinforced) | 5000 Vrms (reinforced, UL1577) |
| Number of Channels | 2 | — |
| Isolation Technology | Capacitive coupling | Capacitive (silicon dioxide) |
| Secondary-Side UVLO | 8 V | — |
| Output-Side Supply Range (VDD) | 6.5 V to 18 V | — |
| Programmable Deadtime | Yes (DT pin) | — |
| Disable Pin | Yes (DIS) | — |
| Driven Devices | Power MOSFET, IGBT, GaN transistor | — |
| Package | SOIC-16 (DW); DWK with 3.3-mm channel spacing | 16-SOIC (DW, 300 mil) |
| Channel-to-Channel Spacing (DWK) | 3.3 mm | — |
| Isolation Type | Reinforced / galvanic | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +150C |
| Channels | — | 2 (dual-channel) |
| Peak Source Current | — | 4 A |
| Peak Sink Current | — | 6 A |
| Configurations | — | Dual low-side, dual high-side, or half-bridge |
| Supported Transistors | — | MOSFET, SiC, GaN, IGBT |
| Dead Time | — | Programmable via DT pin resistor |
| UVLO | — | Yes, on input and output supplies (A/B/C grade options) |
| Automotive Qualification | — | UCC21550x-Q1 family AEC-Q100 qualified |
| CMTI | — | [DATA_NEEDED: common-mode transient immunity] |
| Propagation Delay | — | [DATA_NEEDED: typical propagation delay] |