Overview
The LM348N/PB, produced by National Semiconductor, is a quad operational amplifier that consists of four independent, high-gain, internally compensated operational amplifiers. This device is essentially a quad version of the popular LM741 op-amp, offering low power consumption and high performance. The LM348N/PB is widely used in various analog circuits due to its versatility and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | ±18V | V |
| Differential Input Voltage | ±36V | V |
| Output Short Circuit Duration | Continuous | |
| Power Dissipation (Pd at 25°C) | 750 mW (PDIP), 700 mW (CDIP) | mW |
| Thermal Resistance (θJA) | 100°C/W (PDIP), 110°C/W (CDIP) | °C/W |
| Maximum Junction Temperature | 100°C | °C |
| Operating Temperature Range | 0°C to 70°C | °C |
| Storage Temperature Range | -65°C to 150°C | °C |
| Slew Rate | 0.5 V/μs | V/μs |
| Gain Bandwidth Product | 1 MHz | MHz |
| Input Offset Voltage | 6.0 mV | mV |
| Input Offset Current | 100 nA | nA |
| Input Bias Current | 400 nA | nA |
| Output Current per Channel | 25 mA | mA |
| Package Type | 14-DIP (0.300", 7.62mm) | |
| Mounting Type | Through Hole |
Key Features
- Four independent, high-gain operational amplifiers in a single package.
- Internally compensated for stable operation.
- Low power consumption with a typical supply current of 2.4 mA per channel.
- High slew rate of 0.5 V/μs and a gain bandwidth product of 1 MHz.
- Wide operating temperature range from 0°C to 70°C.
- Through-hole mounting in a 14-DIP package.
Applications
The LM348N/PB is suitable for a variety of analog circuit applications, including:
- Audio and video signal processing.
- Instrumentation and measurement systems.
- Control systems and feedback loops.
- Active filters and integrators.
- General-purpose analog circuits requiring multiple op-amps.
Q & A
- What is the LM348N/PB? The LM348N/PB is a quad operational amplifier produced by National Semiconductor, consisting of four independent, high-gain, internally compensated op-amps.
- What is the supply voltage range for the LM348N/PB? The supply voltage range is ±18V.
- What is the operating temperature range of the LM348N/PB? The operating temperature range is from 0°C to 70°C.
- What is the slew rate of the LM348N/PB? The slew rate is 0.5 V/μs.
- What is the gain bandwidth product of the LM348N/PB? The gain bandwidth product is 1 MHz.
- What is the typical input offset voltage of the LM348N/PB? The typical input offset voltage is 6.0 mV.
- What is the maximum output current per channel of the LM348N/PB? The maximum output current per channel is 25 mA.
- In what package is the LM348N/PB available? The LM348N/PB is available in a 14-DIP (0.300", 7.62mm) package.
- Is the LM348N/PB RoHS compliant? No, the LM348N/PB is not RoHS compliant.
- What are some common applications of the LM348N/PB? Common applications include audio and video signal processing, instrumentation, control systems, active filters, and general-purpose analog circuits.
