UCC28950PW Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments UCC28950PW is a phase-shift PWM controller supporting current/voltage-mode control at up to 1 MHz, with 8–17 V input range in a 24-Pin TSSOP package. From $1.84, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 24
- Lifecycle
- ACTIVE
- Datasheet
- UCC28950PW Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.8359(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
- Phase-shift PWM control up to 1 MHz switching frequency for high-efficiency power conversion
- Supports both current-mode and voltage-mode control for flexible design
- Wide input voltage range of 8 V to 17 V with 12 V nominal operation
- Compact 24-Pin TSSOP (R-PDSO-G24) package for space-constrained designs
- RoHS-compliant (Pb-free) with 15-year end-of-life support
Applications
The UCC28950PW is widely used in telecom and server power supplies requiring high-efficiency DC-DC conversion via phase-shifted full-bridge topologies. It suits industrial power systems, UPS units, and distributed power architectures where precise phase-shift control reduces switching losses. Its broad input range and flexible control modes make it ideal for AC-DC front-end stages and isolated bus converters.
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 UCC28950PW:
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 switching frequency range of the UCC28950PW?
The UCC28950PW supports a switching frequency of up to 1 MHz, making it suitable for high-frequency phase-shift full-bridge power supply designs that require compact magnetics and fast transient response.
What control modes does the UCC28950PW support?
The UCC28950PW supports both current-mode and voltage-mode control via its phase-shift control technique, giving designers flexibility to optimize loop stability and transient performance for different power supply topologies.
What is the input voltage range of the UCC28950PW?
The UCC28950PW operates with an input voltage range of 8 V to 17 V, with a nominal voltage of 12 V, making it compatible with standard intermediate bus voltages used in telecom, server, and industrial power systems.
What package does the UCC28950PW come in and is it RoHS compliant?
The UCC28950PW is available in a 24-Pin TSSOP (R-PDSO-G24) package. It is fully RoHS-compliant (Pb-free, JESD-609 e4) and has a 15-year end-of-life support rating, suitable for long-lifecycle industrial applications.
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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 |
|---|---|---|
| 1+ | $8.1891 | $8.19 |
| 2+ | $3.9830 | $7.97 |
| 101+ | $1.9851 | $200.50 |
| 131+ | $1.9105 | $250.28 |
| 164+ | $1.8359 | $301.09 |
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