UC2842NAlternatives & Equivalent Parts
About UC2842N
UC2842N 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.
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Specification Comparison
| Parameter | UC2842NSource | UC2842AN | UC3845AN | SG3525AN | UC2843N | UC2845N | UC2844N | UC2845AN | UC2844AN | UC2843NG4 |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Microchip | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 8 | 8 | 8 | 16 | 8 | 8 | 8 | 8 | 8 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.2652 | $0.3825 | $0.7181 | $0.9146 | $0.9700 | $0.3489 | $0.3825 | $0.7230 | $0.4299 | $0.7688 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | NOT RECOMMENDED | ACTIVE | ACTIVE | NOT RECOMMENDED | NOT RECOMMENDED | ACTIVE | ACTIVE | ACTIVE | NOT RECOMMENDED |
| Electrical Parameters | ||||||||||
| Pbfree Code | Yes | Yes | Yes | — | Yes | Yes | Yes | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 15 | 18 | 15 | 15 | 15 | 15 | 15 | 4 |
| Analog IC - Other Type | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | — | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 28 V | 28 V | 28 V | 35 V | 28 V | 28 V | 28 V | 28 V | 28 V | 28 V |
| Input Voltage-Min | 11 V | 11 V | 8.2 V | 8 V | 8.2 V | 7.6 V | 11 V | 8.2 V | 11 V | 8.2 V |
| Input Voltage-Nom | 15 V | 15 V | 15 V | 20 V | 15 V | 15 V | 15 V | 15 V | 15 V | 15 V |
| JESD-30 Code | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T16 | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T8 |
| JESD-609 Code | e4 | e4 | e4 | e3 | e4 | e4 | e4 | e4 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Output Current-Max | 1 A | 1 A | 1 A | 0.4 A | 1 A | 1 A | 1 A | 1 A | 1 A | 1 A |
| Output Voltage-Nom | 5 V | 5 V | 5 V | — | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 | DIP8,.3 | DIP8,.3 | DIP16,.3 | DIP8,.3 | DIP8,.3 | DIP8,.3 | DIP8,.3 | DIP8,.3 | DIP8,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 25 mA | 25 mA | 25 mA | — | 25 mA | 25 mA | 25 mA | 25 mA | 25 mA | 25 mA |
| Supply Voltage-Max (Vsup) | 28 V | 28 V | 28 V | — | 28 V | 28 V | 28 V | 28 V | 28 V | 28 V |
| Supply Voltage-Min (Vsup) | 16 V | 16 V | 8.4 V | — | 8.4 V | 8.4 V | 16 V | 8.4 V | 16 V | 8.4 V |
| Surface Mount | NO | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| Switcher Configuration | BUCK-BOOST | BUCK-BOOST | BUCK-BOOST | PUSH-PULL | BUCK-BOOST | BUCK-BOOST | BUCK-BOOST | BUCK-BOOST | BUCK-BOOST | BUCK-BOOST |
| Switching Frequency-Max | 500 kHz | 500 kHz | 500 kHz | 500 kHz | 500 kHz | 500 kHz | 500 kHz | 500 kHz | 500 kHz | 500 kHz |
| Technology | BICMOS | BIPOLAR | BIPOLAR | — | BICMOS | BICMOS | BICMOS | BIPOLAR | BIPOLAR | BICMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | COMMERCIAL | COMMERCIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| ## UC2842N Alternates Showing results | Image | — | — | — | — | — | — | — | — | — |
| Output Voltage-Max | — | 5.05 V | 5.1 V | — | — | 80 V | — | 5.05 V | 5.05 V | — |
| Output Voltage-Min | — | 4.95 V | 4.9 V | — | — | — | — | 4.95 V | 4.95 V | — |
| Supply Voltage-Nom (Vsup) | — | 11 V | 11 V | — | — | — | — | 11 V | 11 V | — |
| ## UC3845AN Alternates Showing results | — | — | Image | — | — | — | — | — | — | — |
| Manufacturer Package Code | — | — | — | PDIP-16 | — | — | — | — | — | — |
| Factory Lead Time | — | — | — | 7 Weeks | — | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | 260 | — | — | — | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 40 | — | — | — | — | — | — |
| ## SG3525AN Alternates Showing results | — | — | — | Image | — | — | — | — | — | — |
| Number of Outputs | — | — | — | — | — | 1 | — | — | — | — |
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 9 alternatives for UC2842N — response within 24 hours.
Quick Links
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, PDIP8
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, PDIP8
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, PDIP8
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8
Why Look for Alternatives?
Finding alternatives for UC2842N 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 UC2842N 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?
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FAQ
What is equivalent to UC2842N?
Known equivalents for UC2842N include UC2842AN, UC3845AN, SG3525AN. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UC2842N?
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 UC2842N 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.