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Advanced Linear Devices
Low Voltage Instrumentation Amplifier
This circuit presents a low voltage instrumentation amplifier operating on +/-1V power supplies. This circuit is designed to amplify low level difference-mode signals over a common mode voltage range that may be relatively large compared to the signal voltage levels. Many transducer and bridge circuits that generate limited output voltages can be buffered and amplifier by using this low voltage instrumentation amplifier. In this amplifier, the circuit functions as a difference amplifier with hig
Precision Ramp Generator & Comparator
This circuit generates a precision linear ramp from "5V to +5V that could be stopped within 1mV of the DUT (device under test) desired output. The DUT in this example is the ALD1108 MOSFET. The VGS voltage of this device is defined as that gate voltage at which the drain current is 1µA and the drain voltage is at 100mV. The challenge in this case is to measure that gate voltage VGS at which VDS=100mV and drain current IDS=1µA simultaneously. This is accomplished by using a precision curre
ALD4704A/ALD4704B/ALD4704 QUAD RAIL-TO-RAIL CMOS OPERATIONAL AMPLIFIER
The ALD4704 is a quad CMOS monolithic operational amplifier with MOSFET input that has rail-to-rail input and output voltage ranges. The input voltage can be beyond positive power supply voltage V+ or the negative power supply voltage V- by up to 300mV. The output voltage swings to within 60mV of either positive or negative power supply voltages at rated load
Single Board Precision DVM with direct PC Interface
The ALD MB1S is a precision +/- 5 ½-digit Digital Voltmeter (DVM) printed circuit board that contains the ALD500R/ALD521D A/D Converter chipset that directly plugs into the parallel printer port of a PC computer. It features calibrated analog input (w/scalable input ranges), and digital circuitry to communicate with PC or other microprocessors. It is designed to be used as a stand-alone, embedded system component in a variety of applications includingdigital panel meters, customized instrumenta
ALD2722E/ALD2722 DUAL EPAD OPERATIONAL AMPLIFIER
The ALD2722E/ALD2722 is a dual monolithic rail-to-rail precision CMOS operational amplifier with integrated user programmable EPAD (Electrically Programmable Analog Device) based offset voltage adjustment. The ALD2722E/ALD2722 is a dual version of the ALD1722E/ALD1722 operational amplifier. Each ALD2722E/ALD2722 operational amplifier features individual, user-programmable offset voltage trimming resulting in significantly enhanced total system performance and user flexibility. EPAD technology is
A PRACTICAL SOLUTION to CUSTOM LINEAR I.C.'s " ALD™s Å“FUNCTION-SPECIFIC ASIC PROGRAM
Å“FUNCTION-SPECIFIC is ALD™s standard cell approach to custom linear circuits with the standard cells being ALDstandard products. It allows you to design with completely specified standard linear I.C.™s and implement your custom I.C. - or - go into production with standard I.C.™s and transition into your custom I.C. - with no redesigns - as your production volume increases.
Voltage Controlled Resistor
This circuit shows an EPAD? MOSFET inverter circuit connected as a voltage controlled resistor circuit. The drain terminal is the output and the gate terminal is the input, which is connected to a voltage reference. The output voltage VO is determined by the reference input voltage and the output loading R. The drain to source voltage and the drain current Ids forms one leg of a resistor divider, and the resistor R forms the other leg of the resistor divider. Depending on the value of R selected
ALD110808/ALD110808A/ALD110908/ALD110908A QUAD/DUAL N-CHANNEL ENHANCEMENT MODE EPAD® MATCHED PAIR MOSFET ARRAY
ALD110808A/ALD110808/ALD110908A/ALD110908 are monolithic quad/dual N-Channel MOSFETs matched at the factory using ALD™s proven EPAD® CMOS technology. These devices are intended for low voltage, small signal applications.
Push-Pull Complementary Power MOSFET Driver
This window comparator has 2 limits, a lower limit and an upper limit, which can produce up to 2 separate outputs, each dedicated to a warning and/or an alarm condition. Each of the V1 and V2outputs is a separate independent signal, which is used to drive a power MOSFET. Note that this circuit works well with push-pull types of voltage comparator output. An output resistor may be added from the output of the comparator to V+ to boost the pull-up current necessary to speed up the turning-on or tu