Overview
The LM1458MX/NOPB is a general-purpose dual operational amplifier produced by Texas Instruments. This device is part of the LM1458 and LM1558 series, which share a common bias network and power supply leads but operate independently. The LM1458MX/NOPB is specifically designed to operate within a temperature range of 0°C to +70°C, making it suitable for a wide range of applications where moderate temperature stability is required.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Supply Voltage | ±18V | V | |||
| Power Dissipation | 400 mW | mW | |||
| Differential Input Voltage | ±30V | V | |||
| Input Voltage | ±15V | V | |||
| Operating Temperature Range | 0°C | +70°C | °C | ||
| Input Offset Voltage | TA = 25°C, RS ≤10 kΩ | 1.0 | 6.0 | mV | |
| Input Offset Current | TA = 25°C | 80 | 200 | nA | |
| Input Bias Current | TA = 25°C | 200 | 500 | nA | |
| Supply Current | TA = 25°C, VS = ±15V | 3.0 | 5.6 | mA | |
| Large Signal Voltage Gain | TA = 25°C, VS = ±15V, VOUT = ±10V, RL ≥2 kΩ | 20 | 160 | V/mV | |
| Output Voltage Swing | VS = ±15V, RL = 10 kΩ | ±12 | ±14 | V | |
| Output Voltage Swing | VS = ±15V, RL = 2 kΩ | ±10 | ±13 | V |
Key Features
- No frequency compensation required, simplifying circuit design.
- Low power consumption, making it suitable for battery-powered devices.
- Short-circuit protection to enhance reliability.
- Available in 8-lead TO-99 and 8-lead PDIP packages, offering flexibility in design.
- Wide common-mode and differential voltage ranges.
- No latch-up when the input common-mode range is exceeded.
- Limited built-in ESD protection, requiring careful handling to prevent damage.
Applications
The LM1458MX/NOPB is versatile and can be used in a variety of applications, including:
- Audio and video circuits.
- Instrumentation and measurement equipment.
- Power supplies and voltage regulators.
- Active filters and integrators.
- General-purpose amplification in industrial and consumer electronics.
Q & A
- What is the operating temperature range of the LM1458MX/NOPB?
The operating temperature range of the LM1458MX/NOPB is from 0°C to +70°C.
- What is the maximum supply voltage for the LM1458MX/NOPB?
The maximum supply voltage for the LM1458MX/NOPB is ±18V.
- Does the LM1458MX/NOPB require frequency compensation?
No, the LM1458MX/NOPB does not require frequency compensation.
- What are the available package types for the LM1458MX/NOPB?
The LM1458MX/NOPB is available in 8-lead TO-99 and 8-lead PDIP packages.
- What is the typical supply current of the LM1458MX/NOPB?
The typical supply current of the LM1458MX/NOPB is 3.0 to 5.6 mA at VS = ±15V.
- Does the LM1458MX/NOPB have built-in ESD protection?
The LM1458MX/NOPB has limited built-in ESD protection and requires careful handling to prevent damage.
- What is the large signal voltage gain of the LM1458MX/NOPB?
The large signal voltage gain of the LM1458MX/NOPB is typically 20 to 160 V/mV at VS = ±15V and VOUT = ±10V with RL ≥2 kΩ.
- What is the output voltage swing of the LM1458MX/NOPB?
The output voltage swing of the LM1458MX/NOPB is ±12 to ±14 V at VS = ±15V with RL = 10 kΩ, and ±10 to ±13 V with RL = 2 kΩ.
- Is the LM1458MX/NOPB suitable for high-temperature applications?
No, the LM1458MX/NOPB is not suitable for high-temperature applications as it is rated for temperatures up to +70°C.
- What are some common applications of the LM1458MX/NOPB?
The LM1458MX/NOPB is commonly used in audio and video circuits, instrumentation, power supplies, active filters, and general-purpose amplification in industrial and consumer electronics.
