UCC28C40D Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
UCC28C40D is a current-mode PWM controller by Texas Instruments, featuring 1MHz switching frequency, 0.2A gate drive, 12–18V input range, and built-in cycle-by-cycle current limiting. Ideal for flyback and boost converters. From $0.47, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- UCC28C40D Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4668(MOQ 5)
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of UCC28C40D?
- Current-mode PWM control with cycle-by-cycle current limiting for fast transient response
- 1MHz maximum switching frequency enabling compact magnetics and reduced filter size
- 0.2A peak gate drive output supporting efficient MOSFET switching in flyback and boost topologies
- Input voltage range of 12–18V (nom. 15V) suited for industrial and telecom power supplies
- 8-Pin SOIC (R-PDSO-G8) package for easy PCB integration and thermal management
What is UCC28C40D used for?
The UCC28C40D is widely used in isolated flyback power supplies for industrial equipment, telecommunications infrastructure, and embedded systems requiring regulated DC outputs. It also serves in non-isolated boost converters for battery-powered devices and auxiliary power rails. Its current-mode control architecture makes it a reliable choice for designs demanding tight load regulation and inherent overcurrent protection.
What are the specifications of UCC28C40D?
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES IN CURRENT MODE |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 18V |
| Input Voltage-Min | 12V |
| Input Voltage-Nom | 15V |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 1A |
| Output Voltage-Max | 18V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 3mA |
| Supply Voltage-Max (Vsup) | 18V |
| Surface Mount | YES |
| Switcher Configuration | BUCK-BOOST |
| Switching Frequency-Max | 1000kHz |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Mexico |
Where can I find the UCC28C40D datasheet?
UCC28C40D Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for UCC28C40D?
Compatible alternatives and drop-in replacements for UCC28C40D:
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, 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/voltage-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Frequently Asked Questions
What is the UCC28C40D and what type of controller is it?
The UCC28C40D is a current-mode PWM controller from Texas Instruments. It uses pulse width modulation with cycle-by-cycle current limiting to regulate power supplies, making it suitable for flyback and boost converter topologies.
What is the input voltage range and switching frequency of the UCC28C40D?
The UCC28C40D operates with an input voltage range of 12V to 18V (nominal 15V) and supports switching frequencies up to 1MHz. It provides a 0.2A gate drive output to control external power switches.
What are the typical applications for the UCC28C40D?
The UCC28C40D is commonly used in switch-mode power supplies including flyback converters, boost converters, and other isolated or non-isolated DC-DC conversion circuits. Its current-mode control makes it well-suited for applications requiring fast transient response and inherent overcurrent protection.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 5+ | $1.4900 | $7.45 |
| 25+ | $1.3200 | $33.00 |
| 75+ | $1.1900 | $89.25 |
| 400+ | $0.5048 | $201.92 |
| 515+ | $0.4858 | $250.19 |
| 645+ | $0.4668 | $301.09 |
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