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OPA4391

OPAx391 Precision, Ultra-Low IQ, Low Offset Voltage, e-trim™ Operational Amplifiers

1 Features • Low IQ: 24 μA • Gain bandwidth product: 1 MHz • Low input bias current: 10 fA • Low offset voltage: ±45 μV (maximum) • Low drift: ±1.2 μV/°C • Low supply voltage operation: 1.7 V to 5.5 V • Input common mode range ±100 mV beyond rail • Fast slew rate: 1 V/μs • High load capac

文件:2.55951 Mbytes 页数:36 Pages

TI

德州仪器

OPA4391

OPAx391 Precision, Ultra-Low IQ, Low Offset Voltage, e-trim™ Operational Amplifiers

1 Features • Low IQ: 24 μA • Gain bandwidth product: 1 MHz • Low input bias current: 10 fA • Low offset voltage: ±45 μV (maximum) • Low drift: ±1.2 μV/°C • Low supply voltage operation: 1.7 V to 5.5 V • Input common mode range ±100 mV beyond rail • Fast slew rate: 1 V/μs • High load capac

文件:1.94379 Mbytes 页数:36 Pages

TI

德州仪器

OPA4391

OPAx391 Precision, Ultra-Low IQ, Low Offset Voltage, e-trim™ Operational Amplifiers

1 Features • Low IQ: 24μA • Gain bandwidth product: 1MHz • Low input bias current: 10fA • Low offset voltage: ±45μV (maximum) • Low drift: ±1.2μV/°C • Low supply voltage operation: 1.7V to 5.5V • Input common mode range ±100mV beyond rail • Fast slew rate: 1V/μs • High load capacitance dr

文件:2.29089 Mbytes 页数:40 Pages

TI

德州仪器

OPA4391

OPAx391 Precision, Ultra-Low IQ, Low Offset Voltage, e-trim™ Operational Amplifiers

1 Features • Low IQ: 24μA • Gain bandwidth product: 1MHz • Low input bias current: 10fA • Low offset voltage: ±45μV (maximum) • Low drift: ±1.2μV/°C • Low supply voltage operation: 1.7V to 5.5V • Input common mode range ±100mV beyond rail • Fast slew rate: 1V/μs • High load capacitance dr

文件:2.49709 Mbytes 页数:44 Pages

TI

德州仪器

OPA4391PWR

丝印:OPA4391;Package:TSSOP;OPAx391 Precision, Ultra-Low IQ, Low Offset Voltage, e-trim™ Operational Amplifiers

1 Features • Low IQ: 24μA • Gain bandwidth product: 1MHz • Low input bias current: 10fA • Low offset voltage: ±45μV (maximum) • Low drift: ±1.2μV/°C • Low supply voltage operation: 1.7V to 5.5V • Input common mode range ±100mV beyond rail • Fast slew rate: 1V/μs • High load capacitance dr

文件:2.29089 Mbytes 页数:40 Pages

TI

德州仪器

OPA4391PWR

丝印:OPA4391;Package:TSSOP;OPAx391 Precision, Ultra-Low IQ, Low Offset Voltage, e-trim™ Operational Amplifiers

1 Features • Low IQ: 24μA • Gain bandwidth product: 1MHz • Low input bias current: 10fA • Low offset voltage: ±45μV (maximum) • Low drift: ±1.2μV/°C • Low supply voltage operation: 1.7V to 5.5V • Input common mode range ±100mV beyond rail • Fast slew rate: 1V/μs • High load capacitance dr

文件:2.49709 Mbytes 页数:44 Pages

TI

德州仪器

OPA4391

四通道、微功耗、高速度功率比、低偏置电流 RRIO 精密运算放大器

OPA391、OPA2391 和 OPA4391 (OPAx391) 精密放大器器件具有高带宽 (1MHz) 和超低静态电流 (24µA) 的独特组合。这些特性加上轨到轨输入和输出,使这些器件成为高增益、低功耗应用的理想选择。10fA 的超低输入偏置电流、仅 45µV 的失调电压(最大值)和 1.2µV/°C 的温漂有助于在具有严苛低功耗要求的比例式传感器和电流分析传感器前端中保持高精度。\n\nOPAx391 使用德州仪器 (TI) 专有的 e‑trim™ 运算放大器技术,实现了超低失调电压和低输入温漂的独特组合,无需任何输入切换或自动置零技术。基于 CMOS 的技术平台还采用现代、稳健的输 低 IQ:24µA\n \n增益带宽积:1MHz\n \n低输入偏置电流:10fA\n \n低失调电压:±45µV(最大值)\n \n低温漂:±1.2µV/°C\n \n低电源电压运行范围:1.7V 至 5.5V\n \n输入共模范围超出电源轨 ±100mV\n \n快速压摆率:1V/µs\n \n高负载电容驱动\n \n高输出电流驱动:60mA\n \n轨到轨输出\n \nEMI 和 RFI 已滤除的输入\n \n小型封装选项:SC-70,DSBGA;

TI

德州仪器

技术参数

  • Vos (offset voltage at 25°C) (max) (mV):

    0.045

  • GBW (typ) (MHz):

    1

  • Features:

    e-Trim™

  • Slew rate (typ) (V/µs):

    1

  • Rail-to-rail:

    In

  • Offset drift (typ) (µV/°C):

    1

  • Iq per channel (typ) (mA):

    0.0235

  • Vn at 1 kHz (typ) (nV√Hz):

    60

  • CMRR (typ) (dB):

    121

  • Rating:

    Catalog

  • Operating temperature range (°C):

    -40 to 125

  • Input bias current (max) (pA):

    0.8

  • Iout (typ) (A):

    0.06

  • Architecture:

    CMOS

  • Input common mode headroom (to negative supply) (typ) (V):

    -0.1

  • Input common mode headroom (to positive supply) (typ) (V):

    0.1

  • Output swing headroom (to negative supply) (typ) (V):

    0.003

  • Output swing headroom (to positive supply) (typ) (V):

    -0.003

  • THD + N at 1 kHz (typ) (%):

    0.002

  • 封装:

    TSSOP (PW)

  • 引脚:

    14

  • 尺寸:

    32 mm² 5 x 6.4

供应商型号品牌批号封装库存备注价格
TI/德州仪器
25+
原厂封装
10280
原厂授权代理,专注军工、汽车、医疗、工业、新能源!
询价
TI/德州仪器
25+
原厂封装
10280
询价
TI/德州仪器
25+
原厂封装
9999
询价
TI/德州仪器
25+
原厂封装
10280
询价
TI
25+
TSSOP-14
11528
样件支持,可原厂排单订货!
询价
TI
25+
TSSOP-14
11580
正规渠道,免费送样。支持账期,BOM一站式配齐
询价
TI
19+
SSOP14
16200
原装正品,现货特价
询价
TI/德州仪器
23+
SSOP14
50000
原厂授权一级代理,专业海外优势订货,价格优势、品种
询价
TI
23+
DIP
8560
受权代理!全新原装现货特价热卖!
询价
TI
2025+
SOP14
3720
全新原厂原装产品、公司现货销售
询价
更多OPA4391供应商 更新时间2026-1-19 15:15:00