Overview
The LM358DGKR is a dual operational amplifier (op-amp) produced by Texas Instruments. It is part of the LM358 series, which includes industry-standard op-amps known for their high performance and versatility. This device is particularly suited for cost-sensitive applications that require high-voltage operation and low quiescent current. The LM358DGKR is available in a compact VSSOP (DGK) package with 8 pins, making it ideal for space-constrained designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3V to 36V | V |
| Quiescent Current per Channel | 300µA | A |
| Unity-Gain Bandwidth | 1.2MHz | Hz |
| Common-Mode Input Voltage Range | Includes ground | V |
| Input Offset Voltage Maximum at 25°C | 2mV (BA version), 3mV (A, B versions) | mV |
| Slew Rate | 0.3V/µs | V/s |
| Operating Temperature Range | 0 to 70°C | °C |
| Package Type | VSSOP (DGK) | - |
| Number of Pins | 8 | - |
| ESD Protection | 2kV, HBM | V |
Key Features
- Wide supply range of 3V to 36V, making it suitable for a variety of power supply configurations.
- Low quiescent current of 300µA per channel, which is beneficial for power-efficient designs.
- Unity-gain bandwidth of 1.2MHz, ensuring high-frequency performance.
- Common-mode input voltage range includes ground, allowing for direct sensing near ground.
- Low input offset voltage, with a maximum of 2mV for BA versions and 3mV for A and B versions at 25°C.
- Internal RF and EMI filters, enhancing the device's robustness against electromagnetic interference.
- High ESD protection of 2kV, HBM, ensuring durability in harsh environments.
Applications
- Merchant network and server power supply units.
- Multi-function printers.
- Power supplies and mobile chargers.
- Motor control systems, including AC induction, brushed DC, brushless DC, high-voltage, low-voltage, permanent magnet, and stepper motors.
- Desktop PCs and motherboards.
- Indoor and outdoor air conditioners.
- Washers, dryers, and refrigerators.
- AC inverters, string inverters, central inverters, and voltage frequency drives.
- Uninterruptible power supplies (UPS).
- Electronic point-of-sale systems.
Q & A
- What is the supply voltage range of the LM358DGKR?
The supply voltage range of the LM358DGKR is from 3V to 36V.
- What is the quiescent current per channel of the LM358DGKR?
The quiescent current per channel is 300µA.
- What is the unity-gain bandwidth of the LM358DGKR?
The unity-gain bandwidth is 1.2MHz.
- What is the common-mode input voltage range of the LM358DGKR?
The common-mode input voltage range includes ground.
- What is the maximum input offset voltage at 25°C for the LM358DGKR?
The maximum input offset voltage is 2mV for BA versions and 3mV for A and B versions.
- What is the slew rate of the LM358DGKR?
The slew rate is 0.3V/µs.
- What is the operating temperature range of the LM358DGKR?
The operating temperature range is from 0 to 70°C.
- What type of package does the LM358DGKR come in?
The LM358DGKR comes in a VSSOP (DGK) package with 8 pins.
- Does the LM358DGKR have ESD protection?
Yes, it has ESD protection of 2kV, HBM.
- What are some common applications of the LM358DGKR?
Common applications include power supplies, motor control systems, desktop PCs, and various consumer electronics.
