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LM258D
+BOM-
Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #LM258D
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Bảng dữ liệu LM258D DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Part Status | Obsolete |
| Amplifier Type | General Purpose |
| Number of Circuits | 2 |
| Slew Rate | 0.3V/µs |
| Gain Bandwidth Product | 1.1 MHz |
| Current - Input Bias | 20 nA |
| Voltage - Input Offset | 3 mV |
| Supply Current | 500µA (x2 Channels) |
| Current - Output / Channel | 40 mA |
| Voltage - Supply Span(Min) | 3 V |
| Voltage - Supply Span(Max) | 32 V |
| Operating Temperature | -25°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
This op-amp features two independent, high-gain, internally frequency-compensated amplifiers in a single package, which saves space and simplifies circuit design. It is commonly used in signal conditioning, filtering, and mathematical operations like addition, subtraction, integration, and differentiation in analog signals.
The LM258D is a part of the LM258 series, which is compatible with the LM358 series, allowing easy interchangeability in circuit designs. It is available in surface-mount packages, enhancing its utility in compact or densely populated circuit boards. The LM258D is valued for its reliability, cost-effectiveness, and straightforward implementation in various analog electronic circuits.
Equivalent
Features
1. Dual Op-Amp: Contains two independent, high-gain, internally frequency-compensated op-amps in a single package.
2. Low Power Consumption: Designed to operate on low power, making it suitable for battery-powered devices.
3. Wide Supply Voltage Range: Operates from a single supply voltage of 3V to 32V or dual supplies of ±1.5V to ±16V.
4. Wide Bandwidth: Offers a unity gain bandwidth of approximately 1 MHz.
5. Low Input Bias Current: Typically around 20 nA, which is suitable for a wide range of applications.
6. Common-Mode Input Voltage Range: Includes ground, making it versatile for various circuit designs.
7. Short-Circuit Protection: Built-in protection against output short circuits for enhanced reliability.
8. Temperature Range: Typically operates from 0°C to 70°C, suitable for commercial applications.
These features make the LM258D well-suited for applications in signal conditioning, filtering, and amplification.
Pinout
1. Pin 1 (Output 1): Output of the first operational amplifier.
2. Pin 2 (Inverting Input 1): Inverting input of the first op-amp.
3. Pin 3 (Non-Inverting Input 1): Non-inverting input of the first op-amp.
4. Pin 4 (V-): Negative power supply (ground).
5. Pin 5 (Non-Inverting Input 2): Non-inverting input of the second op-amp.
6. Pin 6 (Inverting Input 2): Inverting input of the second op-amp.
7. Pin 7 (Output 2): Output of the second operational amplifier.
8. Pin 8 (V+): Positive power supply.
The LM258D is used in various applications including signal conditioning, filtering, and amplification, benefiting from its low power consumption and wide operating voltage range.
Manufacturer
Application
1. Audio Signal Processing: Used in preamplifiers and audio mixers due to its low noise characteristics.
2. Sensor Signal Conditioning: Amplifies signals from sensors in industrial and consumer electronics.
3. Active Filters: Implements low-pass, high-pass, band-pass, and band-stop filters.
4. Voltage Followers: Provides buffering to isolate different stages of a circuit.
5. Comparators: Used in analog-to-digital conversion processes.
6. Oscillators: Functions in waveform generation circuits.
Its versatility and robustness in various electronic designs make it a staple in both consumer and industrial applications.