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INA2290

INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise, Current-Sense Amplifier

1 Features • Wide common-mode voltage: – Operational voltage: 2.7 V to 120 V – Survival voltage: −20 V to +122 V • Excellent CMRR: – 160-dB DC – 85-dB AC at 50 kHz • Accuracy – Gain: • Gain error: ±0.1% (maximum) • Gain drift: ±5 ppm/°C (maximum) – Offset: • Offset voltage: ±12 μV

文件:2.51853 Mbytes 页数:45 Pages

TI

德州仪器

INA2290

INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise Current Sense Amplifier

文件:1.96586 Mbytes 页数:32 Pages

TI

德州仪器

INA2290

INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise Current Sense Amplifier

文件:1.27465 Mbytes 页数:27 Pages

TI

德州仪器

INA2290

INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise, Current-Sense Amplifier

文件:2.27016 Mbytes 页数:37 Pages

TI

德州仪器

INA2290

双通道、2.7V 至 120V、1.1MHz 超精密电流感应放大器

INAx290 是一款超精密电流检测放大器,可在 2.7V 至 120V 的宽共模范围内测量分流电阻器上的压降。该器件在 ±12µV(最大值)的超低失调电压、±0.1%(最大值)的小增益误差和 160dB(典型值)的高直流 CMRR 等特性的综合作用下,可实现超高精度的电流测量精度。 INAx290 凭借 1.1MHz(增益为 20V/V)的高带宽和 85dB(50kHz 时)的交流 CMRR,不仅适用于直流电流测量,还适用于高速应用(例如,快速过流保护)。\n\n INAx290 通过在 2.7V 至 120V 的宽共模范围内测量分流电阻器上的压降,可提供进行超精密电流测量的功能。 • 宽共模电压: \n• 可承受电压:-20V 至 +122V\n• 出色的共模抑制比 (CMRR): \n• 85dB 交流(50kHz 时)\n• 精度 \n• 增益误差:±0.1%(最大值)\n• 失调电压: \n• 温漂:±0.2µV/°C(最大值)\n• 可用增益: \n• A2 器件:50V/V\n• A4 器件:200V/V\n• 高带宽:1.1MHz\n• 静态电流:370µA (每通道);

TI

德州仪器

INA2290A1IDGKR

丝印:2FAQ;Package:VSSOP(DGK);INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise, Current-Sense Amplifier

1 Features • Wide common-mode voltage: – Operational voltage: 2.7 V to 120 V – Survival voltage: −20 V to +122 V • Excellent CMRR: – 160-dB DC – 85-dB AC at 50 kHz • Accuracy – Gain: • Gain error: ±0.1% (maximum) • Gain drift: ±5 ppm/°C (maximum) – Offset: • Offset voltage: ±12 μV

文件:2.51853 Mbytes 页数:45 Pages

TI

德州仪器

INA2290A1IDGKR.B

丝印:2FAQ;Package:VSSOP(DGK);INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise, Current-Sense Amplifier

1 Features • Wide common-mode voltage: – Operational voltage: 2.7 V to 120 V – Survival voltage: −20 V to +122 V • Excellent CMRR: – 160-dB DC – 85-dB AC at 50 kHz • Accuracy – Gain: • Gain error: ±0.1% (maximum) • Gain drift: ±5 ppm/°C (maximum) – Offset: • Offset voltage: ±12 μV

文件:2.51853 Mbytes 页数:45 Pages

TI

德州仪器

INA2290A1IDGKRG4

丝印:2FAQ;Package:VSSOP(DGK);INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise, Current-Sense Amplifier

1 Features • Wide common-mode voltage: – Operational voltage: 2.7 V to 120 V – Survival voltage: −20 V to +122 V • Excellent CMRR: – 160-dB DC – 85-dB AC at 50 kHz • Accuracy – Gain: • Gain error: ±0.1% (maximum) • Gain drift: ±5 ppm/°C (maximum) – Offset: • Offset voltage: ±12 μV

文件:2.51853 Mbytes 页数:45 Pages

TI

德州仪器

INA2290A1IDGKRG4.B

丝印:2FAQ;Package:VSSOP(DGK);INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise, Current-Sense Amplifier

1 Features • Wide common-mode voltage: – Operational voltage: 2.7 V to 120 V – Survival voltage: −20 V to +122 V • Excellent CMRR: – 160-dB DC – 85-dB AC at 50 kHz • Accuracy – Gain: • Gain error: ±0.1% (maximum) • Gain drift: ±5 ppm/°C (maximum) – Offset: • Offset voltage: ±12 μV

文件:2.51853 Mbytes 页数:45 Pages

TI

德州仪器

INA2290A1IDGKT

丝印:2FAQ;Package:VSSOP(DGK);INAx290 2.7-V to 120-V, 1.1-MHz, Ultra-Precise, Current-Sense Amplifier

1 Features • Wide common-mode voltage: – Operational voltage: 2.7 V to 120 V – Survival voltage: −20 V to +122 V • Excellent CMRR: – 160-dB DC – 85-dB AC at 50 kHz • Accuracy – Gain: • Gain error: ±0.1% (maximum) • Gain drift: ±5 ppm/°C (maximum) – Offset: • Offset voltage: ±12 μV

文件:2.51853 Mbytes 页数:45 Pages

TI

德州仪器

技术参数

  • Common mode voltage (Min) (V):

    2.7

  • Input offset (+/-) (Max) (uV):

    12

  • Input offset drift (+/-) (Typ) (uV/C):

    0.2

  • Gain (V/V):

    100

  • Gain error (%):

    0.15

  • Gain error drift (+/-) (Max) (ppm/°C):

    5

  • CMRR (Min) (dB):

    140

  • Bandwidth (kHz):

    1100

  • Supply voltage (Max) (V):

    20

  • Supply voltage (Min) (V):

    2.7

  • Iq (Max) (mA):

    1.2

  • Number of channels (#):

    2

  • Comparators (#):

    0

  • Features:

    Dual channel

  • Rating:

    Catalog

  • Operating temperature range (C):

    -40 to 125

供应商型号品牌批号封装库存备注价格
TI德州仪器
22+
VSSOP8
24000
原装正品现货,实单可谈,量大价优
询价
TI(德州仪器)
2021+
VSSOP-8
499
询价
TI(德州仪器)
2022+原装正品
VSSOP-8
18000
支持工厂BOM表配单 公司只做原装正品货
询价
TI
na
46031
只做正品
询价
TI(德州仪器)
24+
VSSOP-8
690000
代理渠道/支持实单/只做原装
询价
TI(德州仪器)
23+
-
13650
公司只做原装正品,假一赔十
询价
TI
24+
con
35960
查现货到京北通宇商城
询价
TI
24+
con
10000
查现货到京北通宇商城
询价
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
更多INA2290供应商 更新时间2026-1-8 8:01:00