LPV7215MG Integrated Circuits (ICs)

Current - Output (Typ):	19mA @ 5V
Base Part Number:	LPV7215
Supplier Device Package:	SC-70-5
Mounting Type:	Surface Mount
Package / Case:	5-TSSOP, SC-70-5, SOT-353
Operating Temperature:	-40°C ~ 85°C
Hysteresis:	--
Propagation Delay (Max):	30µs
CMRR, PSRR (Typ):	98dB CMRR, 82dB PSRR
Current - Quiescent (Max):	750nA
Series:	--
Current - Input Bias (Max):	0.4pA @ 5V
Voltage - Input Offset (Max):	3mV @ 5V
Voltage - Supply, Single/Dual (±):	1.8 V ~ 5.5 V
Output Type:	MOS, Push-Pull, Rail-to-Rail
Number of Elements:	1
Type:	General Purpose
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

LPV7215MG is a linear-comparator, a type of discrete integrated circuit element. Linear-comparators play an important role in Pulse Width Modulators (PWMs) and Pulse Width Detectors (PWDs). They provide a bridge between the digital signal processing signal and its associated analog signal. Thus, they are capable of performing signal quantization and edge detection.

Application Field and Working Principle of LPV7215MG

LPV7215MG can be used in a variety of applications, from Pulse Width Modulators (PWMs) to Pulse Width Detectors (PWDs). In pulse width modulation (PWM), LPV7215MG serves as a comparator to compare an input reference voltage to a given digital pulse sequence and produces a digitally modulated output voltage. The digital pulses can be either a single-cycle or a continuous pulse sequence.At its core, the LPV7215MG consists of two input terminals and an output terminal. The two input terminals are typically connected to an analog reference voltage and the digital pulse signal, respectively. When the reference voltage exceeds the value of the digital pulse, the output voltage will be low (close to ground). Conversely, when the reference voltage is less than the given digital pulse, the output voltage will be high (close to the supply voltage rail). In pulse width detectors (PWDs), LPV7215MG can be used to detect incoming pulses of varying widths. For example, when connected to a motor, the LPV7215MG can be used to detect changes in speed. The circuit works by connecting a voltage divider to the input terminals. When a pulse is detected, the voltage at the input terminals will be compared and the output voltage will correspond accordingly. This can be used to measure a wide range of parameters such as acceleration, velocity, and temperature. In short, the LPV7215MG can be used to compare analog and digital signals, detect changes in signals and create pulses of different widths. This makes it an ideal choice for a variety of applications, such as Pulse Width Modulators and Pulse Width Detectors.

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