型号SM73307
品牌
分类精密运算放大器 (Vos<1mV)
描述双路、精密、17MHz、低噪声 CMOS 输入放大器
相关操作
产品概述

参数

Number of channels 2
Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 5.5
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 1.8
Vos (offset voltage at 25°C) (max) (mV) 0.15
GBW (typ) (MHz) 17
Slew rate (typ) (V/µs) 9.5
Rail-to-rail In to V-, Out
Offset drift (typ) (µV/°C) 1.75
Iq per channel (typ) (mA) 1.3
Vn at 1 kHz (typ) (nV√Hz) 5.8
CMRR (typ) (dB) 100
Rating Automotive
Operating temperature range (°C) -40 to 125
Input bias current (max) (pA) 1
Iout (typ) (A) 0.023
Architecture CMOS
Input common mode headroom (to negative supply) (typ) (V) -0.3
Input common mode headroom (to positive supply) (typ) (V) -1
Output swing headroom (to negative supply) (typ) (V) 0.045
Output swing headroom (to positive supply) (typ) (V) -0.032
THD + N at 1 kHz (typ) (%) 0.001

封装 | 引脚 | 尺寸

VSSOP (DGK) 8 14.7 mm² 3 x 4.9

特性

  • Unless Otherwise Noted, Typical Values at VS = 5V.
  • Renewable Energy Grade
  • Input Offset Voltage ±150 μV (max)
  • Input Bias Current 100 fA
  • Input Voltage Noise 5.8 nV/√Hz
  • Gain Bandwidth Product 17 MHz
  • Supply Current 1.30 mA
  • Supply Voltage Range 1.8V to 5.5V
  • THD+N @ f = 1 kHz 0.001%
  • Operating Temperature Range −40°C to 125°C
  • Rail-to-rail Output Swing
  • 8-Pin VSSOP Package

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说明

The SM73307 is a dual, low noise, low offset, CMOS input, rail-to-rail output precision amplifier with a high gain bandwidth product. The SM73307 is ideal for a variety of instrumentation applications including solar photovoltaic.

Utilizing a CMOS input stage, the SM73307 achieves an input bias current of 100 fA, an input referred voltage noise of 5.8 nV/√Hz, and an input offset voltage of less than ±150 μV. These features make the SM73307 a superior choice for precision applications.

Consuming only 1.30 mA of supply current per channel, the SM73307 offers a high gain bandwidth product of 17 MHz, enabling accurate amplification at high closed loop gains.

The SM73307 has a supply voltage range of 1.8V to 5.5V, which makes it an ideal choice for portable low power applications with low supply voltage requirements.

The SM73307 is built with TI’s advanced VIP50 process technology and is offered in an 8-pin VSSOP package.

The SM73307 incorporates enhanced manufacturing and support processes for the photovoltaic and automotive market, including defect detection methodologies. Reliability qualification is compliant with the requirements and temperature grades defined in the Renewable Energy Grade and AEC-Q100 standards.