What is the Additional Feature ?

Name: LT1721IGN#PBF
Brand: Analog Devices Inc.
SKU: LT1721IGN#PBF
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc. LT1721IGN#PBF

Part No.:: LT1721IGN#PBF

Manufacturer:: Analog Devices Inc.

Package:: 16-SSOP (0.154, 3.90mm Width)

Datasheet:: LT1721IGN#PBF.pdf

Description:: IC COMP R-RINOUT QUAD 16-SSOP

In Stock:: 3801

Quantity:: Add To Cart

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LT1721IGN#PBF Specifications

Package/Case:
16-SSOP (0.154, 3.90mm Width)
Packaging:
Tube
Series:
UltraFast™
ProductStatus:
Active
Type:
General Purpose
NumberofElements:
4
OutputType:
CMOS, Rail-to-Rail, TTL
Voltage-SupplySingle/Dual(±):
2.7V ~ 6V
Voltage-InputOffset(Max):
3mV @ 5V
Current-InputBias(Max):
6µA @ 5V
Current-Output(Typ):
20mA
Current-Quiescent(Max):
7mA
CMRRPSRR(Typ):
70dB CMRR, 80dB PSRR
PropagationDelay(Max):
10ns
Hysteresis:
7mV
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

LT1721IGN#PBF this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including LT1721IGN#PBF price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for LT1721IGN#PBF to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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LT1721IGN#PBF information

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LT1721IGN#PBF Typical application Circuitry

LT1721IGN#PBF is a precision comparator chip designed for low voltage applications, commonly utilized in voltage monitoring, threshold detection, and signal conditioning circuits. It features high accuracy, low power consumption, and wide supply voltage range.

Application Scenario:

In battery-powered devices, LT1721IGN#PBF can be employed for undervoltage detection to prevent over-discharge and ensure safe operation of the battery.

Circuit Design:

To design an undervoltage protection circuit using LT1721IGN#PBF, follow these steps:

1. Voltage Divider:

Design a voltage divider using precision resistors to scale down the battery voltage to a level suitable for the comparator input, typically within the operating range of LT1721IGN#PBF. Ensure the divider ratio provides sufficient resolution for accurate threshold detection.

2. Comparator Configuration:

Connect the output of the voltage divider to one of the comparator inputs (IN+). Set the other input (IN-) to a reference voltage using a voltage reference IC or a stable voltage source. This reference voltage determines the undervoltage threshold.

3. Hysteresis:

Implement hysteresis by adding positive feedback from the comparator output to the IN- input. This ensures noise immunity and prevents oscillations around the threshold voltage. Choose appropriate resistor values to set the hysteresis level according to the application requirements.

4. Output Stage:

Connect the output of LT1721IGN#PBF to a MOSFET or relay switch to disconnect the load from the battery when the undervoltage condition is detected. Ensure the output stage can handle the required load current and voltage levels.

5. Power Supply:

Provide a stable power supply voltage within the specified range for LT1721IGN#PBF operation. Utilize low dropout voltage regulators and filtering capacitors to minimize supply noise and ensure reliable comparator operation.

Considerations:

When designing the circuit, it's essential to consider:

- Voltage Divider Accuracy: Use precision resistors with low temperature coefficients to maintain accurate voltage scaling and threshold detection.

- Comparator Response Time: Ensure the response time of LT1721IGN#PBF meets the application's requirements for detecting undervoltage conditions promptly.

- Hysteresis Optimization: Fine-tune the hysteresis level to minimize false triggering and ensure stable operation under varying load conditions and battery voltage fluctuations.

- Load Disconnect Mechanism: Implement a reliable load disconnect mechanism to protect the battery from over-discharge and prevent damage to connected devices.

- System Testing: Thoroughly test the circuit under different load and battery voltage conditions to verify proper undervoltage detection and load disconnection functionality.

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3. Are the LT1721IGN#PBF price and inventory displayed accurate?

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6. What is the process for return or replacement of LT1721IGN#PBF?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LT1721IGN#PBF we delivered, we will accept the replacement or return of the LT1721IGN#PBF only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LT1721IGN#PBF.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations