UCC28632DR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The Texas Instruments UCC28632DR is a current-mode PWM flyback switching controller operating at up to 120 kHz in a 7-pin SOIC package. It supports both PWM and frequency modulation control techniques with a nominal input voltage of 12V for versatile AC/DC conversion. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- UCC28632DR Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Current-mode PWM control with frequency modulation (FM) technique support for improved efficiency across load range
- 120 kHz switching frequency enables compact transformer and filter design in flyback power supply topologies
- 7-pin SOIC package provides easy PCB integration with minimal board space in space-constrained designs
- Versatile control architecture supports both pulse width modulation and frequency modulation for optimized light-load performance
Applications
The UCC28632DR is ideal for off-line flyback power supplies used in consumer electronics, home appliances, and industrial power adapters requiring efficient AC/DC conversion. Its current-mode control with FM capability makes it well-suited for designs demanding low standby power consumption and high efficiency across a wide load range. The device is commonly deployed in chargers, auxiliary power supplies, and isolated DC/DC converters in telecommunications and computing equipment.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | ALSO OPERATES IN FM CONTROL TECHNIQUE |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PDSO-G7 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Current-Max (Isup) | 13mA |
| Surface Mount | YES |
| Switcher Configuration | BUCK-BOOST |
| Switching Frequency-Max | 120kHz |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| 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) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What switching frequency does the UCC28632DR operate at?
The UCC28632DR operates at up to 120 kHz switching frequency, enabling the use of smaller passive components such as transformers and capacitors in compact flyback power supply designs.
What control mode does the UCC28632DR use?
The UCC28632DR uses current-mode control with pulse width modulation (PWM) as its primary technique, and also supports frequency modulation (FM) control for enhanced efficiency at light loads and improved EMI performance.
What package does the UCC28632DR come in?
The UCC28632DR is housed in a 7-pin SOIC (Small Outline Integrated Circuit) package, which is a standard surface-mount format compatible with automated PCB assembly and suitable for compact power supply board designs.
What is the nominal input voltage for the UCC28632DR?
The UCC28632DR has a nominal input voltage of 12V, making it compatible with typical auxiliary power rails in AC/DC flyback converter systems used in consumer and industrial applications.
What applications is the UCC28632DR suitable for?
The UCC28632DR is designed for off-line flyback power supplies, including AC adapters, USB chargers, standby power supplies, and auxiliary power stages in industrial and telecommunications equipment where high efficiency and compact size are required.
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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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