UCC2581DTRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments UCC2581DTRG4 is a micropower voltage-mode PWM switching controller in SOIC-14 package. Operates with 7.4V to 13.5V input voltage and offers single-function pulse-width modulation control. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- UCC2581DTRG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Voltage-mode PWM control with input range of 7.4V to 13.5V for flexible power supply designs
- Micropower consumption minimizes standby losses, ideal for energy-efficient switching converters
- SOIC-14 surface-mount package simplifies PCB integration in compact power management circuits
Applications
The UCC2581DTRG4 is designed for use in DC-DC switching power supplies, battery chargers, and off-line converter controllers where voltage-mode PWM control is required. Its micropower design makes it well-suited for applications that demand low quiescent current, such as portable equipment and green-energy power adapters. The 7.4V to 13.5V input range covers common auxiliary supply rails found in industrial and consumer power systems.
Specifications
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 13.5V |
| Input Voltage-Min | 7.4V |
| Input Voltage-Nom | 10V |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 1A |
| Output Voltage-Max | 4.06V |
| Output Voltage-Min | 3.94V |
| Output Voltage-Nom | 4V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 30mA |
| Supply Voltage-Max (Vsup) | 15V |
| Supply Voltage-Min (Vsup) | 7.3V |
| Supply Voltage-Nom (Vsup) | 4V |
| Surface Mount | YES |
| Switcher Configuration | SINGLE |
| Switching Frequency-Max | 21kHz |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| 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 | 8542.39.00.60 |
| Country of Origin | Mexico |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What control mode does the UCC2581DTRG4 use?
The UCC2581DTRG4 employs voltage-mode pulse-width modulation (PWM) control. This method regulates the output by adjusting the duty cycle based on the output voltage feedback, providing stable performance in DC-DC converter applications with input voltages from 7.4V to 13.5V.
What is the input voltage range for the UCC2581DTRG4?
The UCC2581DTRG4 operates with a minimum input voltage of 7.4V and a maximum of 13.5V, with a nominal operating voltage of 10V. This range accommodates common auxiliary power rails in industrial equipment, telecom systems, and consumer electronics.
What package does the UCC2581DTRG4 use?
The UCC2581DTRG4 is housed in a 14-pin SOIC package (JESD-30 code R-PDSO-G14). This surface-mount package supports automated assembly and is suitable for high-density PCB designs in switching power supply applications.
What are typical applications for the UCC2581DTRG4?
The UCC2581DTRG4 is commonly used in DC-DC converters, off-line switching power supplies, battery chargers, and other power management circuits requiring voltage-mode PWM control. Its micropower design makes it particularly effective in energy-efficient and low-standby-power applications.
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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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