OPA544T

Op Amp Single High Output Current Amplifier ±35V 5-Pin(5+Tab) TO-220 Tube

**OPA544T – Single High Output Current Power Amplifier – Texas Instruments**

The OPA544T from Texas Instruments is a robust, high-current operational amplifier designed for demanding applications requiring precision and power. Engineered to deliver ±35V operation with a 2A output current, this amplifier ensures reliable performance in industrial and embedded systems. PCX supplies this active component with guaranteed authenticity, same-day shipping, and dedicated technical support.

**Key Features**
– **High Output Current:** 2A continuous drive capability
– **Wide Voltage Range:** Operates from ±10V to ±35V (70V total span)
– **Fast Slew Rate:** 8V/µs for dynamic signal response
– **Low Input Bias Current:** 15 pA minimizes loading effects
– **Thermal Protection:** Built-in safety against overheating
– **Operating Temperature:** Industrial-grade -40°C to 85°C range

**Technical Details**
Housed in a TO-220-5 through-hole package, this single-circuit power amplifier features a gain bandwidth product of 1.4 MHz and low input offset voltage (1 mV). Its 12mA supply current consumption makes it efficient for power-sensitive designs. The device supports stable operation across full industrial temperature ranges.

**Typical Applications**
1. Motor drives and motion control systems
2. Programmable logic controller (PLC) interfaces
3. Test equipment and instrumentation
4. High-power audio amplification stages
5. Industrial automation power modules

**About Texas Instruments**
Texas Instruments (TI) is a global semiconductor leader renowned for innovative analog and embedded processing solutions. With over 90 years of industry expertise, TI consistently delivers high-reliability components that meet rigorous quality standards. Their amplifiers, like the OPA544 series, are trusted in mission-critical applications from aerospace to medical devices.

TI’s commitment to research and vertical integration ensures superior signal chain performance. The company’s ISO-certified manufacturing processes guarantee component consistency, making TI ICs a preferred choice for engineers worldwide.

**About Operational Amplifiers**
Operational amplifiers (op amps) are fundamental building blocks in analog circuit design, amplifying voltage differences between inputs. Power op amps like the OPA544T handle higher current and voltage loads than general-purpose variants, enabling control of actuators, motors, and transducers without external buffering.

These components are vital for converting sensor signals, stabilizing feedback loops, and driving heavy loads in industrial systems. Selecting the right op amp—with appropriate current capacity, speed, and thermal characteristics—directly impacts system efficiency and reliability in power management applications.

**Packaging Options**
Available in Tube packaging for prototyping and small-batch production. Contact PCX for volume pricing and alternative packaging requirements.

**FAQs**
1. **Q: What heatsinking is recommended for the OPA544T?**
A: Use a thermal pad or heatsink when operating near maximum current/power limits. Refer to the datasheet’s thermal resistance specifications.

2. **Q: Can this amplifier drive inductive loads?**
A: Yes, but include flyback diodes for coil/relay applications to suppress voltage spikes.

3. **Q: Is the OPA544T RoHS compliant?**
A: Yes, all active TI components meet current RoHS 3 standards.

4. **Q: What distinguishes power op amps from general-purpose types?**
A: Power op amps offer higher output current (>1A), wider voltage ranges, and enhanced thermal management.

5. **Q: Does PCX provide design support for TI amplifiers?**
A: Yes! Our engineers offer schematic review and application assistance for all TI products we supply.

6. **Q: Can I sample this part before volume purchase?**
A: PCX provides samples for qualified projects—contact our support team to request.

**Order Today for Fast Delivery!**
Leverage PCX’s industry-leading shipping and authentic Texas Instruments supply chain. Get your OPA544T amplifiers delivered tomorrow—call +1 (800) PCX-HELP or order online at PCXCo.com!

*Note: Product images are representational. For detailed specifications, download the datasheet at PCXCo.com/OPA544T-datasheet (TI source document hosted by PCX).*