AM401 - INDUSTRIAL VOLTAGE AMPLIFIER
3 BLOCK DIAGRAM 3 ELECTRICAL SPECIFICATIONS4 BOUNDARY CONDITIONS 6 DETAILED DESCRIPTION OF FUNCTIONS7 AM401’s transfer function 8 Setting the instrumentation amplifier 8 Setting the voltage amplification 9 Selecting the supply voltage 9 Points to note: initial operation of AM401 10 APPLICATIONS10
INDUSTRIAL VOLTAGE AMPLIFIER IC AM401 PRINCIPLE FUNCTION Amplification and conversion of differential signals referenced to ground to adjustable industrial voltages (0Vcc-5V, e.g.
05/10V etc.) Variable current/voltage source and integrated protective circuitry VCC = 6…35V Differential input voltage 400mV Single-ended input voltage 05V AM401 VOUT = 0VCC- 5V adjustable e.g.
010V VREF= 5/10V IS = 010mA TYPICAL APPLICATIONS Transducer for sensor applications, for example An
AM401 Features
* Supply voltage range: 635V
* Wide operating temperature range:
* 40°C+85°C
* Adjustable voltage reference: 5 to 10V
* Additional current/voltage source
* Instrumentation amplifier input CMVI: 1.5Vcc-3V
* Operational amplifier input Vin: 0Vcc-5
