UC3845ADG4Alternatives & Equivalent Parts
About UC3845ADG4
UC3845ADG4 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 | UC3845ADG4Source | UC3845BNG | UC3845BVNG | UC3845BN | EEEFK1H102AM | UC3845ADTRG4 | UC3845AD8 |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | ON Semiconductor | ON Semiconductor | STMicroelectronics | Panasonic | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Other | Small Outline Packages | Small Outline Packages |
| Pin Count | 14 | 8 | 8 | 8 | 2 | 14 | 8 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | -40.0°C ~ 105.0°C | ~ 70.0°C | -55.0°C ~ 105.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | $0.5274 | $0.3216 | $0.6400 | $0.2847 | $1.3000 | $0.4073 | $0.5821 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | — | Yes | Yes | — |
| YTEOL | 15 | 5 | 0 | 6 | 7 | 15 | 0 |
| Analog IC - Other Type | 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 |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 28 V | 25 V | 25 V | 30 V | — | 28 V | 28 V |
| Input Voltage-Min | 8.2 V | 12 V | 12 V | 8.2 V | — | 8.2 V | 8.2 V |
| Input Voltage-Nom | 15 V | 15 V | 15 V | 15 V | — | 15 V | 15 V |
| JESD-30 Code | R-PDSO-G14 | R-PDIP-T8 | R-PDIP-T8 | R-PDIP-T8 | — | R-PDSO-G14 | R-PDSO-G8 |
| JESD-609 Code | e4 | e3 | e3 | e3 | e3 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 | 1 | — | 1 | 1 |
| Output Current-Max | 1 A | 1 A | 1 A | 1 A | — | 1 A | 1 A |
| Output Voltage-Max | 5.1 V | — | — | — | — | 5.1 V | 5.1 V |
| Output Voltage-Min | 4.9 V | — | — | — | — | 4.9 V | 4.9 V |
| Output Voltage-Nom | 5 V | — | — | — | — | 5 V | 5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 | DIP8,.3 | DIP7/8,.3 | DIP8,.3 | — | SOP14,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | CYLINDRICAL PACKAGE | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | IN-LINE | IN-LINE | IN-LINE | SMT | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | — | — | — | — | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 25 mA | 17 mA | 17 mA | — | — | 25 mA | 25 mA |
| Supply Voltage-Max (Vsup) | 28 V | — | — | — | — | 28 V | 28 V |
| Supply Voltage-Min (Vsup) | 8.4 V | — | — | — | — | 8.4 V | 8.4 V |
| Supply Voltage-Nom (Vsup) | 11 V | — | — | — | — | 11 V | 11 V |
| Surface Mount | YES | NO | NO | NO | YES | YES | YES |
| Switcher Configuration | BUCK-BOOST | SINGLE | SINGLE | SINGLE | — | BUCK-BOOST | BUCK-BOOST |
| Switching Frequency-Max | 500 kHz | 275 kHz | 275 kHz | 500 kHz | — | 500 kHz | 500 kHz |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | — | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | COMMERCIAL | INDUSTRIAL | COMMERCIAL | — | COMMERCIAL | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | MATTE TIN | Matte Tin (Sn) | Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | — | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 2.54 mm | 2.54 mm | 2.54 mm | — | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | — | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | — | — | — | 30 | NOT SPECIFIED |
| ## UC3845ADG4 Alternates Showing results | Image | — | — | — | — | — | — |
| Manufacturer Package Code | — | 626-05 | 626-05 | — | — | — | — |
| Factory Lead Time | — | — | 2 Days | 14 Weeks | — | — | — |
| ## UC3845BN Alternates Showing results | — | — | — | Image | — | — | — |
| Reach Compliance Code | — | — | — | — | Compliant | — | — |
| Capacitance | — | — | — | — | 1000 µF | — | — |
| Capacitor Type | — | — | — | — | ALUMINUM ELECTROLYTIC CAPACITOR | — | — |
| Diameter | — | — | — | — | 16 mm | — | — |
| Dielectric Material | — | — | — | — | ALUMINUM (WET) | — | — |
| Height | — | — | — | — | 16.5 mm | — | — |
| Leakage Current | — | — | — | — | 0.5 mA | — | — |
| Mounting Feature | — | — | — | — | SURFACE MOUNT | — | — |
| Negative Tolerance | — | — | — | — | 20% | — | — |
| Packing Method | — | — | — | — | TR, Embossed, 13 Inch | — | — |
| Polarity | — | — | — | — | POLARIZED | — | — |
| Positive Tolerance | — | — | — | — | 20% | — | — |
| Rated (DC) Voltage (URdc) | — | — | — | — | 50 V | — | — |
| Reference Standard | — | — | — | — | AEC-Q200 | — | — |
| Ripple Current | — | — | — | — | 1207.5 mA | — | — |
| Size Code | — | — | — | — | 6767 | — | — |
| Tan Delta | — | — | — | — | 0.12 | — | — |
| Terminal Shape | — | — | — | — | FLAT | — | — |
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 UC3845ADG4 — response within 24 hours.
Quick Links
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Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14
Why Look for Alternatives?
Finding alternatives for UC3845ADG4 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 UC3845ADG4 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 UC3845ADG4?
Known equivalents for UC3845ADG4 include UC3845BNG, UC3845BVNG, UC3845BN. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UC3845ADG4?
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 UC3845ADG4 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.