voltage reference-ic-component


produces a constant voltage regardless of the loading on the device, temperature changes, passage of time and power supply variations. The voltage reference circuit most commonly used in integrated circuits is the bandgap voltage reference.

A 46-ppm/C temperature and process compensated current reference with on-chip threshold voltage monitoring circuit
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process. The circuit consists of a voltagereference circuit, a noninverting amplifier, and an output MOS transistorproposed. The circuit consists of a voltagereference circuit , a noninvert- ing voltage amplifier, and an output transistor

CMOS bandgap voltage reference with 1.8-V power supply
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Abstract-To overcome the limitation of the silicon energy gap in electron volts 1.2 V wluch leads to tllat the voltage reference is fixed at about 1.2 V. a design of current-mode (CM) architecture CMOS bandgap voltage reference with afiitnry voltage value by setting tlie

Design of bandgap core and startup circuits for all cmos bandgap voltage reference
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Abstract. This paper proposes a new self-biased op-ampstartup circuit design and improved bandgap core circuit for all CMOS bandgap voltage reference (BGR). In a conventional BGR circuit, the startup circuit may be designed either be required an external

How the voltage reference affects ADC performance, Part 3
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This article is Part 3 of a three-part series that investigates the design and performance of a voltage reference system for a successive-approximation-register (SAR) analog-todigital converter (ADC). Part 1 (see Reference 1) examined the ADC characteristics and

How the voltage reference affects ADC performance, Part 2
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This article is Part 2 of a three-part series that investigates the design and performance of a voltage reference system for a successive-approximation register (SAR) analog-to digital converter (ADC). A simplified version of this system is shown in Figure 1. When a design

A low noise CMOS voltage reference
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Although low noise design principles have been used in analog integrated circuits for many years, relatively little effort has been made to apply these principles to monolithic CMOS voltage references. Previous analysis has shown that reference noise is the dominant

Reference voltage optimizer for maximum power tracking in single-phase grid-connected photovoltaic systems
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The proposed strategy involves a multi-loop controller designed to meet the three main con- trol objectives ie (i) voltagereference generator designed to meet maximum power point tracking (MPPT) despite solar radiation, (ii) tight DC Link voltage regulation for a wide range of

A high precision temperature insensitive current and voltage reference generator
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AbstractA high precision temperature insensitive current and voltage reference generator is presented. It is specifically developed for temperature compensated oscillator. The circuit, designed using MXIC 0.5 um CMOS technology, has an operating voltage that ranges from

New curvature-compensated CMOS bandgap voltage reference
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Abstract A novel curvature-compensated CMOS bandgap voltage reference is presented. The reference utilizes two first order temperature compensations generated from the nonlinearity of the finite current gain β of vertical pnp bipolar transistor. The proposed circuit,

CMOS Bandgap Voltage Reference
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Abstract This paper presents an example of the CMOS bandgap voltage reference design. Proposed circuit is evaluated with a set of simulations. Simulation results show the circuit performance. Circuit exhibits the nominal temperature coefficient of 6 ppm/C, and dc power

Development of the Bandgap Voltage Reference Circuit, Featuring Dynamic-Threshold MOS Transistors (DTMOST ) in 0.13 um CMOS Technology
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Abstract A CMOS bandgap voltage reference circuit, featuring dynamic-threshold MOS transistors (DTMOST ) has been developed in the 0.13 um CMOS technology. Insensitive to temperature and power supply variations, this cell is going to be a key component for high

Voltage Reference Application and Design Note
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Conceptually, a voltage reference is a very simple device with only one purpose in its life. Quite simply, the purpose of a voltage reference is to generate an exact output voltage no matter what happens with respect to its operating voltage, load current, temperature

The design and performance of a precision voltage reference circuit for 14-bit and 16-bit A-to-D and D-to-A converters
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The first paper on this topic appeared in the November 1999 issue of Analog Applications Journal (www. ti. com/sc/analogapps). It introduced the VRE3050 precision voltage reference and described the criteria for selecting a reference for data converters that operate

Voltage Reference Design for Precision Successive-Approximation ADCs
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The overall precision of a high-resolution, successive-approximation ADC depends on the accuracy, stability, and drive capability of its voltage reference . The switched capacitors on the ADCreference input present a dynamic load, so the reference circuit must be able to

Environmental hysteresis in molding compounds and voltage reference microcircuits encapsulated in plastics
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Abstract Hygroscopic swelling characteristics of different types of molding compounds and electrical parameters of voltage reference microcircuits encapsulated in plastics were measured after saturation with moisture at 85 oC and humidity varying from 20% to 90% RH.



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