LM2901DG

Current - Input Bias (Max):	0.25µA @ 5V
Base Part Number:	LM2901
Supplier Device Package:	14-SOIC
Mounting Type:	Surface Mount
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 105°C
Hysteresis:	--
Propagation Delay (Max):	--
CMRR, PSRR (Typ):	--
Current - Quiescent (Max):	2.5mA
Current - Output (Typ):	16mA @ 5V
Series:	--
Voltage - Input Offset (Max):	7mV @ 5V
Voltage - Supply, Single/Dual (±):	3 V ~ 36 V, ±1.5 V ~ 18 V
Output Type:	CMOS, Open-Collector, TTL
Number of Elements:	4
Type:	General Purpose
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tube

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<p>The LM2901DG is a high-performance monolithic quad-comparator manufactured by Texas Instruments. It is widely used in a variety of applications including interfacing, circuit protection, analog-digital conversion and data acquisition. The device offers fast response times, low power dissipation and low offset voltage. It has a wide range of features that make it one of the most popular comparators today.</p><p>The LM2901DG operates in one of two modes - open loop or closed loop. In open loop mode, the LM2901DG can be used as an op-amp or comparator, while in closed loop mode, it functions as a sample and hold circuit. The device is configured with two different pins - the differential input and the output pins. The differential input pin provides the reference voltage for the comparators and the output pin provides the output voltage for the comparator.</p><p>The linear input range of the LM2901DG is typically 5V to 15V depending on the operating voltage. The maximum slew rate of the LM2901DG is 1.5V/μs, which is 500 times higher than most other comparators available on the market. The device also features a programmable offset and a low offset voltage of 250μV max. The maximum input bias current of the LM2901DG is typically 500nA.</p><p>The LM2901DG application field covers a wide variety of industrial and consumer applications. The most common applications for the LM2901DG involve op-amp and comparator interfacing. It is used in a variety of data acquisition and protection applications such as load, inductance and temperature monitoring. Additionally, the LM2901DG can be used for analog-to-digital conversion and measurement.</p><p>The working principle of the LM2901DG is based on the differential voltage amplifier V amp and differential current mirror. The device consists of two differential voltage amplifiers - V amp 1 and V amp2 - which supply the reference and output voltages. The input is applied to the V amp 1 and the output is obtained from the V amp2. The output voltage is equal to the difference between the two voltages and is regulated by the current mirror. The output voltage is independent of the load conditions, making it ideal for a variety of applications.</p><p>To summarize, the LM2901DG is a high-performance quad-comparator manufactured by Texas Instruments. It offers fast response times, low power dissipation and low offset voltage. The device is configured with two different pins - the differential input and output pins. The linear input range of the LM2901DG is typically 5V to 15V depending on the operating voltage. Additionally, it offers a programmable offset and a maximum input bias current of 500nA. The applications of the LM2901DG include comparisons, op-amp and comparator interfacing, data acquisition and protection, analog-to-digital conversion and measurement. The device works on the principle of differential voltage amplifier V amp and differential current mirror.</p>

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