UCC28950PWR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
UCC28950PWR is a green-mode phase-shifted full-bridge switching controller by Texas Instruments. It supports current/voltage-mode control with 8V–17V input range and phase-shift control technique. From $2.40, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 24
- Lifecycle
- ACTIVE
- Datasheet
- UCC28950PWR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.4044(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Green-mode phase-shifted full-bridge controller optimized for high-efficiency power conversion
- Supports current/voltage-mode control with phase-shift technique for reduced switching losses
- Wide input voltage range: 8V to 17V (nominal 12V) for flexible system integration
- Available in compact 24-pin SOIC package (R-PDSO-G24) with RoHS-compliant (Pb-free) construction
- Ideal for telecom, server, and industrial power supply designs requiring high power density
Applications
The UCC28950PWR is widely used in high-efficiency AC/DC and DC/DC power supplies for telecom infrastructure, server power systems, and industrial equipment. Its phase-shifted full-bridge topology minimizes switching losses, making it suitable for high-power-density designs. It is also applied in EV charging stations and renewable energy inverters where precise voltage and current regulation is critical.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | CURRENT/VOLTAGE-MODE |
| Control Technique | PHASE-SHIFT CONTROL |
| Input Voltage-Max | 17V |
| Input Voltage-Min | 8V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PDSO-G24 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP24,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 17V |
| Supply Voltage-Min (Vsup) | 8V |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 1000kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| 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 | 8542.39.00.90 |
| Country of Origin | Taiwan |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UCC28950PWR:
Switching Controller, Current/voltage-mode, 1000kHz Switching Freq-Max, PDSO24
Switching Controller, Current-mode, 0.2A, 1000kHz Switching Freq-Max, BICMOS, PDSO24
Frequently Asked Questions
What is the input voltage range of the UCC28950PWR?
The UCC28950PWR operates with an input voltage range of 8V to 17V, with a nominal supply voltage of 12V. This makes it suitable for a variety of power conversion applications where a regulated low-voltage bias supply is available.
What control modes does the UCC28950PWR support?
The UCC28950PWR supports both current-mode and voltage-mode control, utilizing a phase-shift control technique. This dual-mode flexibility allows designers to optimize loop response and efficiency in phase-shifted full-bridge converter topologies.
What package is the UCC28950PWR available in?
The UCC28950PWR is available in a 24-pin Small Outline Package (SOIC), designated as R-PDSO-G24. It is RoHS-compliant and Pb-free (JESD-609 code e4), meeting modern environmental and reliability standards.
What are typical applications for the UCC28950PWR?
Typical applications include high-efficiency DC/DC converters for telecom power supplies, server power systems, industrial power equipment, EV charging infrastructure, and renewable energy systems. Its phase-shift full-bridge architecture enables zero-voltage switching (ZVS) to maximize efficiency at high power levels.
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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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $4.8600 | $4.86 |
| 3+ | $3.2400 | $9.72 |
| 16+ | $2.5760 | $41.22 |
| 50+ | $2.4044 | $120.22 |
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