UC3573NAlternatives & Equivalent Parts
About UC3573N
UC3573N is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | UC3573NSource | UC2573N | UC3572N |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | ~ 70.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C |
| Price | $1.1800 | $1.2700 | $1.2500 |
| Electrical Parameters | |||
| Pbfree Code | No | No | No |
| YTEOL | 0 | 0 | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 30 V | 30 V | 30 V |
| Input Voltage-Min | 4.75 V | 4.75 V | 4.75 V |
| Input Voltage-Nom | 5 V | 5 V | 5 V |
| JESD-30 Code | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T8 |
| JESD-609 Code | e4 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 |
| Output Current-Max | 0.7 A | 0.7 A | 0.7 A |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 | DIP8,.3 | DIP8,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 12 mA | 12 mA | 15 mA |
| Surface Mount | NO | NO | NO |
| Switcher Configuration | SINGLE | SINGLE | SINGLE |
| Switching Frequency-Max | 115 kHz | 115 kHz | 115 kHz |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | INDUSTRIAL | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for UC3573N 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 UC3573N 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 UC3573NFAQ
What is equivalent to UC3573N?
Known equivalents for UC3573N include UC2573N, UC3572N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UC3573N?
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 UC3573N 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.