UCC21521CDWRAlternatives & Equivalent Parts
About UCC21521CDWR
UCC21521CDWR 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.
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Specification Comparison
| Parameter | UCC21521CDWRSource | UCC21521CDW | UCC21520DW | 1N4148WSF-7 | SS10P6-M3/86A | BQ7694202PFBR | VEML6030 |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Diodes Inc. | Vishay | Texas Instruments | Vishay |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Diode Flat Lead | Other | Quad Flat Packages | Other |
| Pin Count | 16 | 16 | 16 | 2 | 3 | 48 | 6 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -55.0°C ~ 150.0°C | -55.0°C ~ 150.0°C | -40.0°C ~ 85.0°C | -25.0°C ~ 85.0°C |
| Price | $2.6403 | $3.9200 | $0.5875 | $0.0240 | $0.1200 | $1.7340 | $0.3879 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | — | — | Yes | — |
| Date Of Intro | 2016-11-04 | 2016-11-04 | 2016-06-19 | — | — | — | — |
| YTEOL | 15 | 0 | 0 | 6 | 6 | 15 | — |
| High Side Driver | YES | YES | YES | — | — | — | — |
| Input Characteristics | STANDARD | STANDARD | STANDARD | — | — | — | — |
| Interface IC Type | HALF BRIDGE BASED IGBT/MOSFET DRIVER | HALF BRIDGE BASED IGBT/MOSFET DRIVER | HALF BRIDGE BASED IGBT/MOSFET DRIVER | — | — | — | — |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-F2 | R-PDSO-F3 | S-PQFP-G48 | — |
| JESD-609 Code | e4 | e4 | e4 | e3 | e3 | e4 | — |
| Number of Channels | 2 | 2 | 2 | — | — | 1 | — |
| Number of Functions | 1 | 1 | 1 | — | — | 1 | 1 |
| Output Characteristics | PUSH-PULL | PUSH-PULL | STANDARD | — | — | — | — |
| Output Current-Max | 6 A | 6 A | 6 A | 0.25 A | 7 A | — | — |
| Output Peak Current Limit-Nom | 4 A | 4 A | 4 A | — | — | — | — |
| Output Polarity | TRUE | TRUE | TRUE | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | SOP16,.25 | SOP16,.25 | — | — | — | TQFP48,.35SQ | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | FLATPACK, THIN PROFILE, FINE PITCH | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | — |
| Supply Voltage-Max | 18 V | 18 V | 18 V | — | — | — | — |
| Supply Voltage-Min | 3 V | 3 V | 3 V | — | — | — | 2.5 V |
| Supply Voltage-Nom | 3.3 V | 3.3 V | 3.3 V | — | — | — | 3.3 V |
| Supply Voltage1-Max | 25 V | 25 V | 25 V | — | — | — | — |
| Supply Voltage1-Min | 14.7 V | 14.7 V | 9.2 V | — | — | — | — |
| Supply Voltage1-Nom | 15 V | 15 V | 12 V | — | — | — | — |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | — | — | INDUSTRIAL | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | MATTE TIN | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | FLAT | FLAT | GULL WING | — |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | — | — | 0.5 mm | — |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | QUAD | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 10 | 30 | 30 | — |
| Turn-off Time | 0.03 µs | 0.03 µs | 0.03 µs | — | — | — | — |
| Turn-on Time | 0.03 µs | 0.03 µs | 0.03 µs | — | — | — | — |
| ## UCC21521CDWR Alternates Showing results | Image | — | — | — | — | — | — |
| Built-in Protections | — | — | UNDER VOLTAGE | — | — | — | — |
| Output Current Flow Direction | — | — | SOURCE AND SINK | — | — | — | — |
| Supply Current-Max | — | — | 3.5 mA | — | — | — | — |
| ## UCC21520DW Alternates Showing results | — | — | Image | — | — | — | — |
| Factory Lead Time | — | — | — | 12 Weeks | — | — | — |
| Application | — | — | — | GENERAL PURPOSE | EFFICIENCY | — | — |
| Configuration | — | — | — | SINGLE | SINGLE | — | COMPLEX |
| Diode Element Material | — | — | — | SILICON | SILICON | — | — |
| Diode Type | — | — | — | RECTIFIER DIODE | RECTIFIER DIODE | — | — |
| Non-rep Pk Forward Current-Max | — | — | — | 1 A | 280 A | — | — |
| Number of Elements | — | — | — | 1 | 1 | — | — |
| Number of Phases | — | — | — | 1 | 1 | — | — |
| Power Dissipation-Max | — | — | — | 0.4 W | — | — | — |
| Rep Pk Reverse Voltage-Max | — | — | — | 100 V | 60 V | — | — |
| Reverse Recovery Time-Max | — | — | — | 0.004 µs | — | — | — |
| Additional Feature | — | — | — | — | FREE WHEELING DIODE , LOW POWER LOSS | — | — |
| Case Connection | — | — | — | — | CATHODE | — | — |
| Forward Voltage-Max (VF) | — | — | — | — | 0.67 V | — | — |
| JEDEC-95 Code | — | — | — | — | TO-277A | — | — |
| Qualification Status | — | — | — | — | Not Qualified | — | — |
| Reverse Current-Max | — | — | — | — | 150 µA | — | — |
| Technology | — | — | — | — | SCHOTTKY | — | — |
| Adjustable Threshold | — | — | — | — | — | YES | — |
| Analog IC - Other Type | — | — | — | — | — | BATTERY MONITOR | — |
| Input Voltage-Max | — | — | — | — | — | 55 V | — |
| Supply Voltage-Max (Vsup) | — | — | — | — | — | 55 V | — |
| Supply Voltage-Min (Vsup) | — | — | — | — | — | 4.7 V | — |
| Supply Voltage-Nom (Vsup) | — | — | — | — | — | 37 V | — |
| Threshold Voltage-Nom | — | — | — | — | — | +-0.2V | — |
| Mounting Feature | — | — | — | — | — | — | SURFACE MOUNT |
| Optoelectronic Device Type | — | — | — | — | — | — | LINEAR OUTPUT PHOTO IC |
| Packing Method | — | — | — | — | — | — | TR, 7 INCH |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 6 alternatives for UCC21521CDWR — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for UCC21521CDWR 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 UCC21521CDWR 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 UCC21521CDWR?
Known equivalents for UCC21521CDWR include UCC21521CDW, UCC21520DW, 1N4148WSF-7. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UCC21521CDWR?
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 UCC21521CDWR 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.