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.
Related Guides
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
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.
| 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 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”