Overview
The OPA564AIDWDR, produced by Texas Instruments, is a high-current operational amplifier designed for demanding applications requiring high output current and wide power-supply range. This device is ideal for driving loads up to 1.5A and is particularly suited for powerline communications and motor control applications. The OPA564 operates from a single supply of 7V to 24V or dual power supplies of ±3.5V to ±12V, offering a high degree of flexibility. It features internal protection against over-temperature conditions and current overloads, ensuring reliable operation in harsh environments.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | 7 | - | 24 | V |
| Dual Supply Voltage Range | ±3.5 | - | ±12 | V |
| Output Current | - | - | 1.5 | A |
| Gain-Bandwidth Product | - | - | 17 | MHz |
| Full-Power Bandwidth at 10VPP | - | - | 1.3 | MHz |
| Slew Rate | - | - | 40 | V/ms |
| Input Offset Voltage | ±2 | - | ±20 | mV |
| Quiescent Current | 39 | - | 50 | mA |
| Operating Temperature Range | -40 | - | +85 | °C |
| Thermal Shutdown Junction Temperature | - | - | +140 | °C |
Key Features
- High Output Current: Up to 1.5A, making it suitable for driving reactive loads.
- Wide Power-Supply Range: Single supply from 7V to 24V or dual supplies from ±3.5V to ±12V.
- Large Output Swing: 20VPP at 1.5A with a nominal 24V supply.
- Internal Protection: Thermal shutdown and adjustable current limit for enhanced reliability.
- Digital Control: Enable/Shutdown pin for controlling the output stage.
- Diagnostic Flags: Current limit and thermal over-temperature flags.
- High Speed: Gain-bandwidth product of 17MHz and slew rate of 40V/ms.
- Thermally Enhanced Package: HSOP-20 PowerPAD™ package with thermal pad on either the top or bottom side.
Applications
- Powerline Communications: Suitable for high-current requirements in powerline communication systems.
- Motor Control: Ideal for motor control applications due to its high output current and wide power-supply range.
- Industrial Automation: Can be used in various industrial automation applications requiring high reliability and performance.
Q & A
- What is the maximum output current of the OPA564AIDWDR?
The maximum output current is 1.5A.
- What is the operating temperature range of the OPA564AIDWDR?
The operating temperature range is from -40°C to +85°C.
- What is the gain-bandwidth product of the OPA564AIDWDR?
The gain-bandwidth product is 17MHz.
- Does the OPA564AIDWDR have internal protection features?
Yes, it has thermal shutdown and adjustable current limit protection.
- What type of package does the OPA564AIDWDR come in?
The OPA564AIDWDR comes in a thermally-enhanced HSOP-20 PowerPAD™ package.
- Can the OPA564AIDWDR be used in single-supply or dual-supply configurations?
Yes, it can be used in both single-supply (7V to 24V) and dual-supply (±3.5V to ±12V) configurations.
- What is the slew rate of the OPA564AIDWDR?
The slew rate is 40V/ms.
- Does the OPA564AIDWDR have diagnostic flags?
Yes, it has flags for current limit and thermal over-temperature conditions.
- How is the output stage controlled in the OPA564AIDWDR?
The output stage can be controlled using the Enable/Shutdown pin.
- What is the typical quiescent current of the OPA564AIDWDR?
The typical quiescent current is 39mA to 50mA.
