UC3855ADWTRG4Alternatives & Equivalent Parts
About UC3855ADWTRG4
UC3855ADWTRG4 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.
Specification Comparison
| Parameter | UC3855ADWTRG4Source | UC2855BDWTR | UC2855BDW | UC3855ADWG4 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Other | Small Outline Packages |
| Pin Count | 20 | 20 | 20 | 20 |
| Temperature Range | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C |
| Price | — | $9.6900 | $15.6600 | $3.0160 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | — |
| YTEOL | 0 | 15 | 15 | 0 |
| Analog IC - Other Type | POWER FACTOR CONTROLLER | POWER FACTOR CONTROLLER | POWER FACTOR CONTROLLER | POWER FACTOR CONTROLLER |
| Control Mode | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 35 V | 20 V | 20 V | 35 V |
| Input Voltage-Min | 15 V | 15 V | 15 V | 15 V |
| Input Voltage-Nom | 18 V | 18 V | 18 V | 18 V |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | e4 | e4 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 | 1 |
| Output Current-Max | 1.5 A | 1.5 A | 1.5 A | 1.5 A |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 | SOP20,.4 | SOP20,.4 | SOP20,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 25 mA | 17 mA | 17 mA | 17 mA |
| Surface Mount | YES | YES | YES | YES |
| Switcher Configuration | BOOST | BOOST | BOOST | BOOST |
| Switching Frequency-Max | 500 kHz | 500 kHz | 500 kHz | 500 kHz |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | INDUSTRIAL | INDUSTRIAL | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 |
| Date Of Intro | — | 1999-11-03 | 1994-01-01 | 1999-11-01 |
| Supply Voltage-Max (Vsup) | — | 20 V | 20 V | 20 V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Power Factor Controller, Current-mode, 1.5A, 500kHz Switching Freq-Max, BIPolar, PDSO20
Rochester Electronics LLC 1.5A POWER FACTOR CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO20, GREEN, PLASTIC, SOIC-20
Power Factor Controller, Current-mode, 1.5A, 500kHz Switching Freq-Max, BIPolar, PDSO20
Why Look for Alternatives?
Finding alternatives for UC3855ADWTRG4 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 UC3855ADWTRG4 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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for UC3855ADWTRG4. Get expert recommendations within 24 hours.
Request Alternatives for UC3855ADWTRG4FAQ
What is equivalent to UC3855ADWTRG4?
Known equivalents for UC3855ADWTRG4 include UC2855BDWTR, UC2855BDW, UC3855ADWG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UC3855ADWTRG4?
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 UC3855ADWTRG4 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.