参数资料
型号: MAX4198EUA+T
厂商: Maxim Integrated Products
文件页数: 12/12页
文件大小: 0K
描述: IC AMP DIFF PREC R-R 8-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: Beyond-the-Rails™
放大器类型: 差分
电路数: 1
输出类型: 满摆幅
转换速率: 0.07 V/µs
-3db带宽: 175kHz
电压 - 输入偏移: 100µV
电流 - 电源: 45µA
电流 - 输出 / 通道: 5.5mA
电压 - 电源,单路/双路(±): 2.7 V ~ 7.5 V,±1.35 V ~ 3.75 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-uMAX
包装: 带卷 (TR)
_______________Detailed Description
The MAX4198/MAX4199 are precision low-power differ-
ential amplifiers with factory-trimmed internal gain-set-
ting resistors. The MAX4198 is trimmed to a gain of
+1V/V and the MAX4199 is trimmed to a gain of +10V/V.
Input Stage
The Functional Diagram shows the internal structure of
the MAX4198/MAX4199. Although the resistors are pre-
cision matched, their absolute value varies by ±25%.
The typical input impedance for the MAX4198 is 50k
for the noninverting input and 25k for the inverting
input. The typical input impedance for the MAX4199 is
275k for the noninverting input and 25k for the
inverting input.
The common-mode inputs of the internal op amp can
range from VEE to (VCC - 1.1V). Although the inputs to
the internal op amp are not rail-to-rail, the internal resis-
tors form a voltage divider that extends the input com-
mon-mode range beyond-the-rails for the MAX4198.
The overall input range of the MAX4198 extends 100mV
beyond-the-rails without adversely affecting common-
mode rejection or undergoing phase reversal (VCC =
5V). The MAX4199 input common-mode range extends
from 100mV below the negative rail to (VCC - 1V) (see
the Input Common-Mode Voltage Range vs. Supply
Voltage graph in the Typical Operating Characteristics).
MAX4198/MAX4199
Micropower, Single-Supply, Rail-to-Rail
Precision Differential Amplifiers
_______________________________________________________________________________________
9
-0.5
1.5
0.5
4.5
3.5
2.5
7.5
6.5
5.5
24
3
5678
MAX4199
INPUT COMMON-MODE RANGE vs.
SUPPLY VOLTAGE
MAX4198toc28
SUPPLY VOLTAGE (V)
INPUT
COMMON-MODE
VOLTAGE
(V)
VREF = VCC/2
Typical Operating Characteristics (continued)
(VCC = +5V, VEE = 0V, RL = 25k to VCC / 2, V SHDN = VCC - 1.5V, small-signal VOUT = 100mVP-P, large-signal VOUT = 1VP-P,
TA = +25°C, unless otherwise noted.)
-0.5
1.5
0.5
4.5
3.5
2.5
7.5
6.5
5.5
8.5
24
3
5678
MAX4198
INPUT COMMON-MODE RANGE vs.
SUPPLY VOLTAGE
MAX4198toc29
SUPPLY VOLTAGE (V)
INPUT
COMMON-MODE
VOLTAGE
(V)
VREF = VCC/2
Pin Description
Feedback Resistor. Can be used as a sense input.
FB
5
Amplifier Output
OUT
6
Positive Supply Voltage
VCC
7
Shutdown Control. Shutdown threshold is referenced to VCC. When pulled 2.5V below VCC, part
is in shutdown.
SHDN
8
Negative Supply Voltage
VEE
4
Noninverting Input
IN+
3
PIN
Inverting Input
IN-
2
Reference Voltage Input. Offsets output voltage.
REF
1
FUNCTION
NAME
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相关代理商/技术参数
参数描述
MAX4198-MAX4199 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Micropower, Single-Supply, Rail-to-Rail Precision Differential Amplifiers
MAX4199 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Micropower.Single-Supply.Rail-to-Rail Precision Differential Amplifiers
MAX4199ESA 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道数量:Single 共模抑制比(最小值): 输入补偿电压: 工作电源电压:3 V to 5.5 V 电源电流:5 mA 最大功率耗散: 最大工作温度:+ 70 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:QFN-20 封装:Reel
MAX4199ESA+ 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道数量:Single 共模抑制比(最小值): 输入补偿电压: 工作电源电压:3 V to 5.5 V 电源电流:5 mA 最大功率耗散: 最大工作温度:+ 70 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:QFN-20 封装:Reel
MAX4199ESA+T 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道数量:Single 共模抑制比(最小值): 输入补偿电压: 工作电源电压:3 V to 5.5 V 电源电流:5 mA 最大功率耗散: 最大工作温度:+ 70 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:QFN-20 封装:Reel