UCC28C45DG4Alternatives & Equivalent Parts
About UCC28C45DG4
UCC28C45DG4 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 | UCC28C45DG4Source | UCC28C45D | UCC28C45DR | UCC28C45DGK | UCC28C45DGKR | UCC28C45DGKG4 | UCC28C40DGK | UCC28C43DGK | UCC28C44DGK | UCC28C41DGK | UCC28C45DGKRG4 | UCC28C40DGKR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | SOIC-8 | — | Small Outline Packages | MSOP-8 | MSOP-8 | Small Outline Packages | Small Outline Packages | MSOP-8 | Small Outline Packages | VSSOP-8 | Small Outline Packages |
| Pin Count | 8 | 8 | — | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Temperature Range | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C |
| Price | — | $0.5512 | $0.1362 | $0.4699 | $0.4699 | — | $0.5201 | $1.0338 | $1.0500 | $0.7626 | $0.4576 | $0.5030 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | — | OBSOLETE | ACTIVE | ACTIVE | OBSOLETE | OBSOLETE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||||||
| Pbfree Code | No | — | — | — | — | — | — | — | — | — | — | Yes |
| YTEOL | 0 | — | — | 0 | — | — | 0 | 0 | — | 0 | — | 15 |
| Additional Feature | ALSO OPERATES IN CURRENT MODE | — | — | ALSO OPERATES IN CURRENT MODE | — | — | ALSO OPERATES IN CURRENT MODE | ALSO OPERATES IN CURRENT MODE | — | ALSO OPERATES IN CURRENT MODE | — | ALSO OPERATES IN CURRENT MODE |
| Analog IC - Other Type | SWITCHING CONTROLLER | — | — | SWITCHING CONTROLLER | — | — | SWITCHING CONTROLLER | SWITCHING CONTROLLER | — | SWITCHING CONTROLLER | — | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-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 | 18 V | — | — | 18 V | — | — | 18 V | 18 V | — | 18 V | — | 18 V |
| Input Voltage-Min | 12 V | — | — | 12 V | — | — | 12 V | 12 V | — | 12 V | — | 12 V |
| Input Voltage-Nom | 15 V | — | — | 15 V | — | — | 15 V | 15 V | — | 15 V | — | 15 V |
| JESD-30 Code | R-PDSO-G8 | — | — | S-PDSO-G8 | — | — | S-PDSO-G8 | S-PDSO-G8 | — | S-PDSO-G8 | — | S-PDSO-G8 |
| JESD-609 Code | e4 | — | — | e4 | — | — | e4 | e4 | — | 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 |
| Package Body Material | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | — | — | TSSOP8,.19 | — | — | TSSOP8,.19 | TSSOP8,.19 | — | TSSOP8,.19 | — | TSSOP8,.19 |
| Package Shape | RECTANGULAR | — | — | SQUARE | — | — | SQUARE | SQUARE | — | SQUARE | — | SQUARE |
| Package Style | SMALL OUTLINE | — | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | — | — | 260 | — | — | 260 | 260 | — | 260 | — | 260 |
| Qualification Status | Not Qualified | — | — | Not Qualified | — | — | Not Qualified | Not Qualified | — | Not Qualified | — | Not Qualified |
| Surface Mount | YES | — | — | YES | — | — | YES | YES | — | YES | — | YES |
| Switcher Configuration | SINGLE | — | — | BUCK-BOOST | — | — | BUCK-BOOST | SINGLE | — | SINGLE | — | SINGLE |
| Switching Frequency-Max | 1000 kHz | — | — | 1000 kHz | — | — | 1000 kHz | 1000 kHz | — | 1000 kHz | — | 1000 kHz |
| Technology | BICMOS | — | — | BICMOS | — | — | BICMOS | BICMOS | — | BICMOS | — | BICMOS |
| Temperature Grade | INDUSTRIAL | — | — | INDUSTRIAL | — | — | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | — | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | — | — | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | — | — | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | — | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | — | — | GULL WING | — | — | GULL WING | GULL WING | — | GULL WING | — | GULL WING |
| Terminal Pitch | 1.27 mm | — | — | 0.65 mm | — | — | 0.65 mm | 0.65 mm | — | 0.65 mm | — | 0.65 mm |
| Terminal Position | DUAL | — | — | DUAL | — | — | DUAL | DUAL | — | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | — | 30 | — | — | 30 | NOT SPECIFIED | — | NOT SPECIFIED | — | 30 |
| Supply Voltage (Vcc) | — | 10V to 25V | — | — | — | — | — | — | — | — | — | — |
| Switching Frequency | — | up to 1MHz | — | — | — | 1000 kHz | — | — | — | — | — | — |
| Output Current | — | 1A peak (totem-pole) | — | — | — | — | — | — | — | — | — | — |
| Operating Temperature | — | -40C to +85C | — | — | -40C to 105C | -40 to +125 °C | — | — | — | — | — | — |
| Package | — | SOIC-8 | — | — | MSOP-8 | MSOP-8 | — | — | — | — | — | — |
| Control Topology | — | Current Mode PWM | — | — | — | Current Mode PWM | — | — | — | — | — | — |
| Startup Current | — | less than 1mA | — | — | — | — | — | — | — | — | — | — |
| Max Duty Cycle | — | 100% adjustable | — | — | — | — | — | — | — | — | — | — |
| Supply Current-Max (Isup) | — | — | — | 3 mA | — | — | 3 mA | — | — | 30 mA | — | 3 mA |
| Supply Voltage-Max (Vsup) | — | — | — | 18 V | — | — | 18 V | 18 V | — | 18 V | — | 18 V |
| Supply Voltage | — | — | — | — | 8.5V-17V | 7-25 V | — | — | — | — | — | — |
| Oscillator Frequency | — | — | — | — | up to 1 MHz | — | — | — | — | — | — | — |
| Gate Drive Current | — | — | — | — | 1A peak | — | — | — | — | — | — | — |
| Pin Count | — | — | — | — | 8 | 8 | — | — | — | — | — | — |
| Topology | — | — | — | — | Flyback / Forward Converter | — | — | — | — | — | — | — |
| Output Voltage-Max | — | — | — | — | — | — | 18 V | 18 V | — | 18 V | — | 18 V |
| supplyVoltage | — | — | — | — | — | — | — | — | 8.5–17 V | — | — | — |
| switchingFrequency | — | — | — | — | — | — | — | — | 500 kHz | — | — | — |
| gateDriveCurrent | — | — | — | — | — | — | — | — | 1 A | — | — | — |
| operatingTemperature | — | — | — | — | — | — | — | — | -40 to +125 °C | — | — | — |
| controlMode | — | — | — | — | — | — | — | — | Current-Mode PWM | — | — | — |
| softStart | — | — | — | — | — | — | — | — | Programmable | — | — | — |
| package | — | — | — | — | — | — | — | — | MSOP-8 | — | — | — |
| supplyVoltageMin | — | — | — | — | — | — | — | — | — | — | 8.4 V | — |
| supplyVoltageMax | — | — | — | — | — | — | — | — | — | — | 18 V | — |
| switchingFrequencyMax | — | — | — | — | — | — | — | — | — | — | 1000 kHz | — |
| operatingTemperatureMin | — | — | — | — | — | — | — | — | — | — | -40 C | — |
| operatingTemperatureMax | — | — | — | — | — | — | — | — | — | — | 105 C | — |
| packageType | — | — | — | — | — | — | — | — | — | — | VSSOP-8 | — |
| outputCurrentPeak | — | — | — | — | — | — | — | — | — | — | 1 A | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 11 alternatives for UCC28C45DG4 — response within 24 hours.
Quick Links
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Voltage-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Voltage-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Why Look for Alternatives?
Finding alternatives for UCC28C45DG4 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 UCC28C45DG4 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 UCC28C45DG4?
Known equivalents for UCC28C45DG4 include UCC28C45D, UCC28C45DR, UCC28C45DGK. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UCC28C45DG4?
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 UCC28C45DG4 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.