ICGOO在线商城 > 集成电路（IC） > 线性 - 放大器 - 仪表，运算放大器，缓冲器放大器 > LM741CN
Datasheet下载- 型号： LM741CN
- 制造商： Texas Instruments
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LM741CN产品简介：
ICGOO电子元器件商城为您提供LM741CN由Texas Instruments设计生产，在icgoo商城现货销售，并且可以通过原厂、代理商等渠道进行代购。 LM741CN价格参考￥1.70-￥2.12。Texas InstrumentsLM741CN封装/规格：线性 - 放大器 - 仪表，运算放大器，缓冲器放大器， 通用 放大器 1 电路 8-PDIP。您可以下载LM741CN参考资料、Datasheet数据手册功能说明书，资料中有LM741CN 详细功能的应用电路图电压和使用方法及教程。
LM741CN是德州仪器（Texas Instruments）生产的一款通用型运算放大器，广泛应用于各种模拟电路中。以下是LM741CN的一些典型应用场景： 1. 信号放大 LM741CN常用于对微弱信号进行放大。例如，在音频设备中，它可以用来放大麦克风采集到的音频信号，使其能够驱动扬声器或其他音频处理设备。由于其高增益特性，适合用于需要较大增益的场景。 2. 电压跟随器（缓冲器） 作为电压跟随器使用时，LM741CN可以提供高输入阻抗和低输出阻抗，确保信号源不会因为负载的变化而受到影响。这种应用常见于传感器信号的传输中，尤其是当信号源的内阻较高时，使用LM741CN可以有效隔离前后级电路，保证信号的完整性。 3. 比较器 虽然LM741CN不是专门的比较器，但在某些简单应用中，它可以作为比较器使用。通过将输入信号与参考电压进行比较，LM741CN可以在输出端产生高低电平变化，适用于简单的阈值检测或逻辑控制。 4. 滤波器 LM741CN可以与其他无源元件（如电阻、电容）组合，构成有源滤波器。常见的滤波器类型包括低通滤波器、高通滤波器和带通滤波器。这些滤波器广泛应用于音频处理、通信系统等领域，用于去除不需要的频率成分。 5. 积分器和微分器 在模拟计算电路中，LM741CN可以用来实现积分器和微分器功能。积分器可以用于平滑信号或生成斜坡信号，而微分器则可以用于检测信号的突变或边缘触发。这些功能在控制系统和信号处理中非常有用。 6. 电源监控 在一些电源管理系统中，LM741CN可以用于监控电源电压，确保其在安全范围内工作。通过设置合适的反馈网络，LM741CN可以在电源电压超出设定范围时发出警报或采取保护措施。 7. 传感器信号调理 LM741CN常用于传感器信号的调理电路中，尤其是在温度、压力等传感器的应用中。它可以帮助放大传感器输出的微弱信号，并将其转换为适合后续处理的电压水平。 总的来说，LM741CN是一款经典且广泛应用的运算放大器，适用于多种模拟电路设计中的信号放大、滤波、比较等功能。
| 参数 | 数值 |
| -3db带宽 | - |
| 产品目录 | 集成电路 (IC) |
| 描述 | IC OPAMP GP 1.5MHZ 8DIP |
| 产品分类 | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps |
| 品牌 | Texas Instruments |
| 数据手册 | |
| 产品图片 |
|
| 产品型号 | LM741CN |
| PCN过时产品 | |
| rohs | 含铅 / 不符合限制有害物质指令(RoHS)规范要求 |
| 产品系列 | - |
| 供应商器件封装 | 8-PDIP |
| 包装 | 管件 |
| 压摆率 | 0.5 V/µs |
| 增益带宽积 | 1.5MHz |
| 安装类型 | 通孔 |
| 封装/外壳 | 8-DIP（0.300"，7.62mm） |
| 工作温度 | 0°C ~ 70°C |
| 放大器类型 | 通用 |
| 标准包装 | 40 |
| 电压-电源，单/双 (±) | 10 V ~ 36 V， ±5 V ~ 18 V |
| 电压-输入失调 | 2mV |
| 电流-电源 | 1.7mA |
| 电流-输入偏置 | 80nA |
| 电流-输出/通道 | 25mA |
| 电路数 | 1 |
| 设计资源 | http://www.digikey.com/product-highlights/cn/zh/texas-instruments-webench-design-center/3176 |
| 输出类型 | - |
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PDF Datasheet 数据手册内容提取
www.fairchildsemi.com LM741 Single Operational Amplifier Features Description • Short circuit protection The LM741 series are general purpose operational amplifi- • Excellent temperature stability ers. It is intended for a wide range of analog applications. • Internal frequency compensation The high gain and wide range of operating voltage provide • High Input voltage range superior performance in intergrator, summing amplifier, and • Null of offset general feedback applications. 8-DIP 1 8-SOP 1 Internal Block Diagram Rev. 1.0.1 ©2001 Fairchild Semiconductor Corporation
LM741 Schematic Diagram Absolute Maximum Ratings (TA = 25°C) Parameter Symbol Value Unit Supply Voltage VCC ±18 V Differential Input Voltage VI(DIFF) 30 V Input Voltage VI ±15 V Output Short Circuit Duration - Indefinite - Power Dissipation PD 500 mW Operating Temperature Range LM741C TOPR 0 ~ + 70 °C LM741I -40 ~ +85 Storage Temperature Range TSTG -65 ~ + 150 °C 2
LM741 Electrical Characteristics (VCC = 15V, VEE = - 15V. TA = 25 °C, unless otherwise specified) LM741C/LM741I Parameter Symbol Conditions Unit Min. Typ. Max. RS≤10KΩ - 2.0 6.0 Input Offset Voltage VIO mV RS≤50Ω - - - Input Offset Voltage VIO(R) VCC = ±20V - ±15 - mV Adjustment Range Input Offset Current IIO - - 20 200 nA Input Bias Current IBIAS - - 80 500 nA Input Resistance (Note1) RI VCC =±20V 0.3 2.0 - MΩ Input Voltage Range VI(R) - ±12 ±13 - V RL≥2KΩ VVCOC(P =-P±)2 =0±V1,5V - - - Large Signal Voltage Gain GV V/mV VCC =±15V, 20 200 - VO(P-P) =±10V Output Short Circuit Current ISC - - 25 - mA VCC = ±20V RL≥10KΩ - - - RL≥2KΩ - - - Output Voltage Swing VO(P-P) V VCC = ±15V RL≥10KΩ ±12 ±14 - RL≥2KΩ ±10 ±13 - RS≤10KΩ, VCM = ±12V 70 90 - Common Mode Rejection Ratio CMRR dB RS≤50Ω, VCM = ±12V - - - VCC = ±15V to VCC = ±15V - - - RS≤50Ω Power Supply Rejection Ratio PSRR dB VCC = ±15V to VCC = ±15V 77 96 - RS≤10KΩ Transient Rise Time TR - 0.3 - µs Unity Gain Response Overshoot OS - 10 - % Bandwidth BW - - - - MHz Slew Rate SR Unity Gain - 0.5 - V/µs Supply Current ICC RL= ∞Ω - 1.5 2.8 mA VCC = ±20V - - - Power Consumption PC mW VCC = ±15V - 50 85 Note: 1. Guaranteed by design. 3
LM741 Electrical Characteristics ( 0°C ≤TA≤70 °C VCC = ±15V, unless otherwise specified) The following specification apply over the range of 0°C ≤ TA ≤ +70 °C for the LM741C; and the -40°C ≤ TA ≤ +85 °C for the LM741I LM741C/LM741I Parameter Symbol Conditions Unit Min. Typ. Max. RS≤50Ω - - - Input Offset Voltage VIO mV RS≤10KΩ - - 7.5 Input Offset Voltage Drift ∆VIO/∆T - - - µV/ °C Input Offset Current IIO - - - 300 nA Input Offset Current Drift ∆IIO/∆T - - - nA/ °C Input Bias Current IBIAS - - - 0.8 µA Input Resistance (Note1) RI VCC = ±20V - - - MΩ Input Voltage Range VI(R) - ±12 ±13 - V RS≥10KΩ - - - VCC =±20V RS≥2KΩ - - - Output Voltage Swing VO(P-P) V RS≥10KΩ ±12 ±14 - VCC =±15V RS≥2KΩ ±10 ±13 - Output Short Circuit Current ISC - 10 - 40 mA RS≤10KΩ, VCM = ±12V 70 90 - Common Mode Rejection Ratio CMRR dB RS≤50Ω, VCM = ±12V - - - VCC = ±20V RS≤50Ω - - - Power Supply Rejection Ratio PSRR dB to ±5V RS≤10KΩ 77 96 - VCC = ±20V, - - - VO(P-P) = ±15V Large Signal Voltage Gain GV RS≥2KΩ VVCOC(P =.P ±) 1=5 ±V1,0V 15 - - V/mV VCC = ±15V, - - - VO(P-P) = ±2V Note : 1. Guaranteed by design. 4
LM741 Typical Performance Characteristics Figure 1.Output Resistance vs Frequency Figure 2.Input Resistance and Input Capacitance vs Frequency Figure 3.Input Bias Current vs Ambient Temperature Figure 4.Power Consumption vs Ambient Temperature Figure 5.Input Offset Current vs Ambient Temperature Figure 6.Input Resistance vs Ambient Temperature 5
LM741 Typical Performance Characteristics (continued) Figure 7.Normalized DC Parameters vs Figure 8.Frequency Characteristics vs Ambient Temperature Ambient Temperature Figure 9.Frequency Characteristics vs Supply Voltage Figure 10.Output Short Circuit Current vs Ambient Temperature Figure 11.Transient Response Figure 12.Common-Mode Rejection Ratio vs Frequency 6
LM741 Typical Performance Characteristics (continued) Figure 13.Voltage Follower Large Signal Pulse Response Figure 14.Output Swing and Input Range vs Supply Voltage 7
LM741 Mechanical Dimensions Package 8-DIP ) 06..24502 ± ±00.2.0008 0.79(0.031 ±6 0.10 ±8 0.004 ±24 0.10 ±0 0.004 4 1 5 6 #1 #8 0. 0.0 1. 0.0 X 8 A 20 00 M 0. 0. ± ± 9.600.378 9.20 0.362 #4 #5 2.540.100 5.08 3.30 ±0.30 MAX 0.200 0.130 ±0.012 7.62 0.300 3.40 ±0.20 0.33 MIN 0.134 ±0.008 0.013 +0.10 0.25 –0.05 +0.004 0.010–0.002 0~15° 8
LM741 Mechanical Dimensions (Continued) Package 8-SOP 0.1~0.25 MIN 0.004~0.001 1.55 ±0.20 0.061 ±0.008 ) 0.56 0.022 ( #1 #8 X 8 A 20 00 M 0. 0. ± ± 5.130.202 4.92 0.194 4 0 0 1 0 #4 #5 0. 0. ± ± 1 6 41 0.0.0 06.2.0306 ±±00..30012 01..08701 MAX 1.270.050 0 .0 0 0 .1 -0.0026+0.004 -0.055+0.10 03.1.9556 ±±00..20008 AX0.10AX0.004 MM ° 5.72 ~8 0 0.225 0.50 ±0.20 0.020 ±0.008 9
LM741 Ordering Information Product Number Package Operating Temperature LM741CN 8-DIP 0 ~ + 70°C LM741CM 8-SOP LM741IN 8-DIP -40 ~ + 85°C DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems 2. A critical component in any component of a life support which, (a) are intended for surgical implant into the body, device or system whose failure to perform can be or (b) support or sustain life, and (c) whose failure to reasonably expected to cause the failure of the life support perform when properly used in accordance with device or system, or to affect its safety or effectiveness. instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. www.fairchildsemi.com 6/1/01 0.0m 001 Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation
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