UCC27221PWPRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The Texas Instruments UCC27221PWPRG4 is a high-efficiency predictive synchronous buck gate driver for half-bridge MOSFET configurations in a 14-pin SOIC package. It features 3.3A peak output current, gated Schmitt trigger input, and supports both high-side and low-side gate driving. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- UCC27221PWPRG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 3.3A peak output current drive capability for fast MOSFET switching in high-frequency synchronous buck converters
- Predictive gate drive technology minimizes dead time losses, maximizing efficiency in synchronous rectification topologies
- Gated Schmitt trigger input improves noise immunity and prevents false triggering in electrically noisy power environments
- Half-bridge MOSFET driver architecture supports both high-side and low-side switches for synchronous buck and boost designs
Applications
The UCC27221PWPRG4 is optimized for high-efficiency synchronous buck DC/DC converters in server power supplies, point-of-load regulators, and industrial power systems requiring precise gate timing and low switching losses. Its predictive control algorithm reduces dead-time losses, making it ideal for high-frequency converters operating above 200 kHz where efficiency optimization is critical. The device is also used in motor drive pre-drivers and telecom power modules where robust gate driving with high peak current is required.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| High Side Driver | YES |
| Input Characteristics | GATED SCHMITT TRIGGER |
| Interface IC Type | HALF BRIDGE BASED MOSFET DRIVER |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Characteristics | STANDARD |
| Output Peak Current Limit-Nom | 3.3A |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max | 100mA |
| Supply Voltage-Max | 20V |
| Supply Voltage-Min | 8.5V |
| Supply Voltage-Nom | 12V |
| Supply Voltage1-Min | 6V |
| Supply Voltage1-Nom | 12V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Turn-off Time | 0.11 µs |
| Turn-on Time | 0.048 µs |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UCC27221PWPRG4:
Frequently Asked Questions
What is the peak output current of the UCC27221PWPRG4?
The UCC27221PWPRG4 provides a peak output current of 3.3A, enabling fast and efficient switching of power MOSFETs in high-frequency synchronous buck converter designs with reduced switching losses.
What topology is the UCC27221PWPRG4 designed for?
The UCC27221PWPRG4 is a half-bridge based MOSFET driver designed specifically for synchronous buck converter topologies, supporting both high-side and low-side MOSFET gate drive with predictive dead-time control.
What package does the UCC27221PWPRG4 use?
The UCC27221PWPRG4 is housed in a 14-pin SOIC small outline package (JESD-30 code R-PDSO-G14), which is RoHS compliant (lead-free) and compatible with standard surface-mount PCB assembly processes.
What type of input does the UCC27221PWPRG4 have?
The UCC27221PWPRG4 features a gated Schmitt trigger input interface, providing enhanced noise immunity and hysteresis to prevent false triggering from voltage transients common in high-current switching power supply environments.
Is the UCC27221PWPRG4 RoHS compliant?
Yes, the UCC27221PWPRG4 is RoHS compliant (Pbfree Code: Yes), meaning it is manufactured without lead and meets the European Union's Restriction of Hazardous Substances directive requirements for environmentally friendly electronics.
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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.
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