UCC28C42D Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
UCC28C42D is a current-mode PWM controller with 1MHz switching frequency, 0.2A output, and 12-18V input range. Features pulse width modulation control for boost and flyback topologies. From $0.31 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- UCC28C42D Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3116(MOQ 10)
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Current-mode PWM control with pulse width modulation for precise regulation and fast transient response
- Wide input voltage range of 12V to 18V (nom. 15V), suitable for diverse power supply designs
- High switching frequency up to 1MHz enabling compact magnetics and reduced filter size
- 0.2A output drive capability supporting boost and flyback converter topologies
- 8-Pin SOIC package with small footprint for space-constrained applications
Applications
The UCC28C42D is widely used in AC-DC and DC-DC power conversion circuits including flyback converters, boost regulators, and offline power supplies. It is ideal for industrial power modules, telecom equipment, and embedded system power stages requiring compact and efficient switching control. Its current-mode operation also makes it suitable for battery chargers and auxiliary power supplies in automotive and consumer electronics.
Specifications
| Pbfree Code | Yes |
| 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 | SINGLE |
| 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) | NOT SPECIFIED |
| ## UCC28C42D Alternates Showing results | Image |
| 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 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UCC28C42D:
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
suggested
Frequently Asked Questions
What is the input voltage range of the UCC28C42D?
The UCC28C42D operates with an input voltage range of 12V minimum to 18V maximum, with a nominal operating voltage of 15V. This makes it suitable for a wide range of industrial and consumer power supply designs.
What converter topologies is the UCC28C42D designed for?
The UCC28C42D is designed for boost and flyback converter topologies. It uses current-mode control with pulse width modulation (PWM), making it ideal for isolated and non-isolated DC-DC power supply designs up to 1MHz switching frequency.
What package does the UCC28C42D come in?
The UCC28C42D is available in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is RoHS compliant (Pb-free). The compact surface-mount package is well-suited for high-density PCB layouts in industrial and commercial applications.
What is the maximum switching frequency of the UCC28C42D?
The UCC28C42D supports a maximum switching frequency of 1MHz. Higher switching frequencies allow the use of smaller passive components such as inductors and capacitors, reducing the overall size and cost of the power supply design.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $1.4550 | $14.55 |
| 75+ | $1.2081 | $90.61 |
| 150+ | $1.1507 | $172.60 |
| 560+ | $0.3596 | $201.38 |
| 720+ | $0.3476 | $250.27 |
| 965+ | $0.3116 | $300.69 |
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