UCC256403DDBRAlternatives & Equivalent Parts
About UCC256403DDBR
UCC256403DDBR is a power-management component manufactured by Texas Instruments. It comes in a WSON package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | UCC256403DDBRSource | UCC256404DDBR |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | WSON | Small Outline Packages |
| Pin Count | 10 | 16 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $1.2223 | $1.4713 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| Topology | Active Clamp Flyback (ACF) | — |
| Input Voltage | 9V to 32V (gate bias) | — |
| Switching Frequency | Adjustable, up to 1 MHz | — |
| Operating Temperature | -40°C to 125°C | — |
| Package | 10-WSON (3mm × 3mm) | — |
| Pin Count | 10 | — |
| Zero Voltage Switching | Yes (ZVS) | — |
| RoHS Compliance | Yes | — |
| Pbfree Code | — | Yes |
| Date Of Intro | — | 2019-11-17 |
| YTEOL | — | 15 |
| Analog IC - Other Type | — | SWITCHING CONTROLLER |
| Control Mode | — | CURRENT-MODE |
| Control Technique | — | RESONANT CONTROL |
| Input Voltage-Max | — | 30 V |
| Input Voltage-Min | — | 13 V |
| Input Voltage-Nom | — | 15 V |
| JESD-30 Code | — | R-PDSO-G14 |
| JESD-609 Code | — | e4 |
| Number of Functions | — | 1 |
| Output Current-Max | — | 1.2 A |
| Package Body Material | — | PLASTIC/EPOXY |
| Package Shape | — | RECTANGULAR |
| Package Style | — | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | — | 260 |
| Supply Current-Max (Isup) | — | 2.7 mA |
| Supply Voltage-Max (Vsup) | — | 30 V |
| Supply Voltage-Min (Vsup) | — | 13 V |
| Surface Mount | — | YES |
| Switching Frequency-Max | — | 99.7 kHz |
| Technology | — | BICMOS |
| Temperature Grade | — | AUTOMOTIVE |
| Terminal Finish | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | — | GULL WING |
| Terminal Pitch | — | 1.27 mm |
| Terminal Position | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | 30 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Why Look for Alternatives?
Finding alternatives for UCC256403DDBR 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 UCC256403DDBR 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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FAQ
What is equivalent to UCC256403DDBR?
Known equivalents for UCC256403DDBR include UCC256404DDBR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UCC256403DDBR?
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 UCC256403DDBR 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.