Hình ảnh chỉ để tham khảo
LM2902D
+BOM-
Nhà sản xuấtSTMicroelectronics
-
Ông. Phần #LM2902D
-
Có sẵn6218
365 Đảm bảo chất lượng ngày
7*24 giờ dịch vụ quarantee
90-Bảo hành sau bán hàng ngày
Bảo hành sản phẩm chính xác
Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 4 |
| SlewRate | 0.5V/µs |
| GainBandwidthProduct | 1.2 MHz |
| Current-InputBias | 20 nA |
| Voltage-InputOffset | 3 mV |
| Current-Supply | 1.4mA (x4 Channels) |
| Current-Output/Channel | 30 mA |
| Voltage-SupplySpan(Min) | 3 V |
| Voltage-SupplySpan(Max) | 26 V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
The LM2902D offers features like low input bias current, low input offset voltage, and high input impedance, which enhance its performance in precision applications. The output can swing close to the ground, which is beneficial for single-supply operations.
It's often used in analog circuits for tasks such as amplification, filtering, and signal conditioning. The quad configuration allows for reduced component count and board space when multiple op-amps are needed. The device is available in various package types, including SOIC (Small Outline Integrated Circuit), which is suitable for compact designs.
Overall, the LM2902D is a reliable and cost-effective choice for designers requiring multiple op-amps in their circuitry.
Equivalent
Features
1. Wide Supply Voltage Range: It operates on a range of 3V to 32V for single supply or ±1.5V to ±16V for dual supplies, making it versatile for various applications.
2. Low Supply Current: The amplifiers have low quiescent current draw, which is advantageous for battery-powered devices.
3. Wide Bandwidth: It offers a decent bandwidth of about 1 MHz, suitable for many general-purpose applications.
4. Low Input Offset Voltage and Current: This enhances precision in DC amplification applications.
5. High Gain: The LM2902D provides high open-loop voltage gain.
6. Output Compatibility: The op-amps can drive loads directly, making them suitable for interfacing with digital logic circuits.
7. Internally Frequency Compensated: Ensures stable operation across the specified range of conditions.
8. Temperature Range: It typically operates over a temperature range from -40°C to 85°C.
These features make the LM2902D suitable for a variety of applications, including signal conditioning, filtering, and other linear amplification tasks.
Pinout
Here is a brief description of the pin functions:
1. Pin 1: Output of Op-Amp 1
2. Pin 2: Inverting Input of Op-Amp 1
3. Pin 3: Non-Inverting Input of Op-Amp 1
4. Pin 4: Supply Voltage (V+)
5. Pin 5: Non-Inverting Input of Op-Amp 2
6. Pin 6: Inverting Input of Op-Amp 2
7. Pin 7: Output of Op-Amp 2
8. Pin 8: Output of Op-Amp 3
9. Pin 9: Inverting Input of Op-Amp 3
10. Pin 10: Non-Inverting Input of Op-Amp 3
11. Pin 11: Output of Op-Amp 4
12. Pin 12: Inverting Input of Op-Amp 4
13. Pin 13: Non-Inverting Input of Op-Amp 4
14. Pin 14: Ground (V− or GND)
This IC is widely used in analog signal processing applications due to its versatility and reliability.
Manufacturer
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas, known for designing and manufacturing a wide range of electronics components, including analog chips, embedded processors, and digital signal processors. TI serves various industries, such as automotive, industrial, and consumer electronics.
STMicroelectronics is another major manufacturer of the LM2902D. It is a multinational electronics and semiconductor manufacturer based in Geneva, Switzerland. STMicroelectronics focuses on a wide array of applications, from automotive and industrial to personal electronics and communications infrastructure.
Both companies are recognized as leading suppliers in the semiconductor industry, providing reliable and innovative solutions that power numerous electronic devices and systems worldwide.