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INA851数据手册TI中文资料规格书

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厂商型号

INA851

功能描述

Fully differential instrumentation amp, low noise (3.2 nV/√Hz), high-speed (22 MHz) and OVP (±40 V)

制造商

TI Texas Instruments

中文名称

德州仪器 美国德州仪器公司

数据手册

下载地址下载地址二

更新时间

2025-8-8 14:44:00

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INA851规格书详情

特性 Features

• Gain programmable from G = 0.2 to 10,000 by using external resistor
• Fully differential outputs with integrated clamping
• Input overvoltage protection to ±40 V beyond supplies at G = 1
• Low offset voltage: 10 µV (typ), 35 µV (max)
• Low offset drift: 0.1 µV/°C (typ), 0.4 µV/°C (max)
• Low input bias current: 5 nA (typ)
• Input stage noise: 3.2 nV/√Hz, 0.8 pA/√Hz
• Wide bandwidth: 22 MHz at G = 0.2, 15 MHz at G = 1
• Common-mode rejection: 106 dB (min) at G = 10, 120 dB (min) at 100 ≤ G ≤ 1000
• Power supply rejection: 110 dB (min) at G = 1
• Supply current: 6 mA (typ)
• Supply range:
• Single supply: 8 V to 36 V
• Dual supply: ±4 V to ±18 V

• Specified temperature range: –40°C to +125°C
• Tiny package: 16-pin RGT

技术参数

  • 制造商编号

    :INA851

  • 生产厂家

    :TI

  • Vs (Max) (V)

    :36

  • Vs (Min) (V)

    :8

  • Input offset (+/-) (Max) (uV)

    :35

  • Gain (Min) (V/V)

    :0.2

  • Gain (Max) (V/V)

    :1000

  • Noise at 1 kHz (Typ) (nV/rt (Hz))

    :3.2

  • Features

    :Fully differential

  • CMRR (Min) (dB)

    :120

  • Input offset drift (+/-) (Max) (uV/C)

    :0.4

  • Input bias current (+/-) (Max) (nA)

    :20

  • Iq (Typ) (mA)

    :6

  • Bandwidth at min gain (Typ) (MHz)

    :22

  • Gain error (+/-) (Max) (%)

    :0.15

  • Operating temperature range (C)

    :-40 to 85

  • Type

    :Resistor

  • Output swing headroom (to negative supply) (Typ) (V)

    :1.4

  • Output swing headroom (to positive supply) (Typ) (V)

    :-1.4

  • Input common mode headroom (to negative supply) (Typ) (V)

    :2.5

  • Input common mode headroom (to positive supply) (Typ) (V)

    :-2.5

  • Noise at 0.1 Hz-10 Hz (Typ) (uVpp)

    :0.1

  • Gain non-linearity (+/-) (Max) (%)

    :0.0002

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