ZHCSNX3H August 2003 – October 2023 LM2902-Q1 , LM2902B-Q1 , LM2902BA-Q1
PRODUCTION DATA
| 参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | |||
|---|---|---|---|---|---|---|---|---|
| 失调电压 | ||||||||
| VOS | 输入失调电压 | LM2902B-Q1 | ±0.3 | ±3.0 | mV | |||
| TA = –40°C 至 125°C | ±4.0 | |||||||
| LM2902BA-Q1 | ±0.3 | ±2 | ||||||
| TA = –40°C 至 125°C | ±2.5 | |||||||
| dVOS/dT | 输入失调电压漂移 | RS = 0Ω | TA = –40°C 至 125°C | ±7 | μV/°C | |||
| PSRR | 输入失调电压与电源间的关系 | 65 | 100 | dB | ||||
| 通道分离 | f = 1kHz 至 20kHz |
120 | dB | |||||
| 输入电压范围 | ||||||||
| VCM | 共模电压范围 | VS = 3V 至 36V | V– | (V+) – 1.5 | V | |||
| VS = 5V 至 36V | TA = –40°C 至 125°C | V– | (V+) – 2 | |||||
| CMRR | 共模抑制比 | (V–) ≤ VCM ≤ (V+) – 1.5V | VS = 3V 至 36V | 70 | 80 | dB | ||
| (V–) ≤ VCM ≤ (V+) – 2V | VS = 5V 至 36V | TA = –40°C 至 125°C | 65 | 80 | ||||
| 输入偏置电流 | ||||||||
| IB | 输入偏置电流 | -10 | -35 | nA | ||||
| TA = –40°C 至 125°C | -50 | |||||||
| dIOS/dT | 输入失调电流漂移 | TA = –40°C 至 125°C | 10 | pA/°C | ||||
| IOS | 输入失调电流 | ±0.5 | ±4 | nA | ||||
| TA = –40°C 至 125°C | ±5 | |||||||
| dIOS/dT | 输入失调电流漂移 | TA = –40°C 至 125°C | 10 | pA/°C | ||||
| 噪声 | ||||||||
| EN | 输入电压噪声 | f = 0.1Hz 至 10Hz | 3 | μVPP | ||||
| eN | 输入电压噪声密度 | RS = 100Ω，VI = 0V，f = 1kHz（参阅图 8） | 35 | nV/√Hz | ||||
| 输入阻抗 | ||||||||
| ZID | 差分 | 10 || 0.1 | MΩ || pF | |||||
| ZICM | 共模 | 4 || 1.5 | GΩ || pF | |||||
| 开环增益 | ||||||||
| AOL | 开环电压增益 | VS = 15V，VO = 1V 至 11V，RL ≥ 10kΩ，连接到 (V-) | 50 | 100 | V/mV | |||
| TA = –40°C 至 125°C | 25 | |||||||
| 频率响应 | ||||||||
| GBW | 增益带宽积 | RL = 1MΩ，CL = 20pF（参阅图 7） | 1.2 | MHz | ||||
| SR | 压摆率 | RL = 1MΩ，CL = 30pF，VI = ±10V（参阅图 7） | 0.5 | V/μs | ||||
| Θm | 相位裕度 | G = + 1，RL = 10kΩ，CL = 20pF | 56 | ° | ||||
| tS | 建立时间 | 精度达到 0.1%，VS = 5V，2V 阶跃，G = +1，CL = 100pF | 4 | μs | ||||
| 过载恢复时间 | VIN x 增益 > VS | 10 | μs | |||||
| THD+N | 总谐波失真 + 噪声 | G = + 1，f = 1kHz，VO = 3.53VRMS，VS = 36V，RL = 100kΩ，IOUT ≤ 50µA，BW = 80kHz | 0.001% | |||||
| 输出 | ||||||||
| VO | 相对于电源轨的电压输出摆幅 | 正电源轨 (V+) | IOUT = -50µA | 1.35 | 1.5 | V | ||
| VO | 输出电流 = -1mA | 1.4 | 1.6 | V | ||||
| VO | IOUT = -5mA | 1.5 | 1.75 | V | ||||
| VO | 负电源轨 (V-) | IOUT = 50µA | 100 | 150 | mV | |||
| VO | 输出电流 = 1mA | 0.75 | 1 | V | ||||
| VO | VS = 5V，RL ≤ 10kΩ 连接到 (V–) | TA = –40°C 至 125°C | 5 | 20 | mV | |||
| IO | 输出电流 | VS = 15V；VO = V-；VID = 1V | 吸电流 | -20(1) | -30 | mA | ||
| TA = –40°C 至 125°C | -10(1) | mA | ||||||
| VS = 15V；VO = V+；VID = 1V | 灌电流 | 10(1) | 20 | mA | ||||
| TA = –40°C 至 125°C | 5(1) | mA | ||||||
| VID = -1V；VO = (V-) + 200mV | 50 | 85 | μA | |||||
| ISC | 短路电流 | VS = 20V，(V+) = 10V，(V-) = -10V，VO = 0V | ±40 | ±60 | mA | |||
| CLOAD | 容性负载驱动 | 100 | pF | |||||
| RO | 开环输出阻抗 | f=1MHz，IO = 0A | 300 | Ω | ||||
| 电源 | ||||||||
| IQ | 每个放大器的静态电流 | VS = 5V，IO = 0A | TA = –40°C 至 125°C | 175 | 300 | μA | ||
| VS = 36V，IO = 0A | TA = –40°C 至 125°C | 350 | 750 | μA | ||||