REF3040AIDBZT

Name: REF3040AIDBZT
Brand: Texas Instruments
Availability: InStock
Rating: 4.5 (10 reviews)
Author: Lisleapex

V-Ref Precision 4.096V 25mA 3-Pin SOT-23 T/R

5,731 Effective Inventory

REF3040AIDBZT

Effective Inventory5,731

V-Ref Precision 4.096V 25mA 3-Pin SOT-23 T/R

Manufacturer Part # : REF3040AIDBZT
Package/Case: SOT23-3
Brand: Texas Instruments
Product Categories : Voltage Reference
Series : REF3040

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REF3040AIDBZT DataSheet

Pricing (USD)

Quantity	Unit Price	Ext. Price
1	$0.652	$0.65
10	$0.542	$5.42
30	$0.486	$14.58
250	$0.413	$103.25
500	$0.381	$190.50
1000	$0.364	$364.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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REF3040AIDBZT Details

The REF3040AIDBZT is a precision voltage reference from Texas Instruments, designed for reliable voltage regulation in various applications. This device offers high accuracy and low noise, making it suitable for industrial control systems, test and measurement equipment, and data acquisition systems.

Pinout

1 (VOUT): Output Voltage
2 (GND): Ground
3 (VIN): Input Voltage
4 (EN): Enable Pin

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Precision Voltage Reference: Offers high accuracy of 0.2% over temperature and voltage.
Low Dropout Voltage: Operates with a very low dropout voltage of 300mV typical at 1mA.
Wide Input Voltage Range: Accepts input voltages from 2V to 12V.
Low Quiescent Current: Consumes only 120µA of quiescent current.

Applications

Precision Voltage Regulation: Suitable for industrial control systems, test and measurement equipment, and data acquisition systems requiring precise voltage regulation.
Portable Battery-Powered Devices: Ideal for portable battery-powered devices, automotive electronics, and audio equipment where precision voltage regulation is critical.

Where to Use

The REF3040AIDBZT is suitable for applications that require precise voltage regulation in a compact package. It can be used in various industries, including industrial control systems, test and measurement equipment, data acquisition systems, portable battery-powered devices, automotive electronics, and audio equipment.

How to Use

To use the REF3040AIDBZT, simply connect the input voltage (VIN) to the desired level, enable the device by pulling the EN pin high, and draw the output voltage (VOUT) as needed. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the REF3040AIDBZT illustrates how to connect the device in a typical voltage regulation application. It includes connections for input voltage, output voltage, and enable pin, ensuring proper operation and reliable voltage regulation.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

LTC2940-1.25: A similar precision voltage reference from Linear Technology offering comparable features and performance.

Complementary

The REF3040AIDBZT can be complemented by other Texas Instruments voltage references, such as the REF3020 or REF3030, which offer different precision levels and operating conditions. When selecting complementary devices, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the accuracy of the REF3040AIDBZT?

A: The REF3040AIDBZT offers an accuracy of 0.2% over temperature and voltage.

Q: Can the REF3040AIDBZT be used in automotive applications?

A: Yes, the REF3040AIDBZT is suitable for use in automotive applications where precise voltage regulation is critical. It can withstand the operating conditions and environmental stresses typical of automotive systems.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

VO (V)	4.096	Initial accuracy (max) (%)	0.2
Temp coeff (max) (ppm/°C)	75	Vin (min) (V)	4.097
Vin (max) (V)	5.5	Iq (typ) (mA)	0.042
Rating	Catalog	LFN 0.1 to 10 Hz (typ) (µVPP)	45
Iout/Iz (max) (mA)	25	Operating temperature range (°C)	-40 to 125

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification REF3040AIDBZT PDF Download

FAQs

What is REF3040AIDBZT?

The REF3040AIDBZT is a precision voltage reference IC manufactured by Texas Instruments. It is designed to provide a stable and accurate voltage reference for various analog and mixed-signal circuits.

How Does REF3040AIDBZT Work?

The REF3040AIDBZT works by generating a fixed output voltage, typically 4.096V, regardless of variations in the input supply voltage or load conditions. It utilizes bandgap voltage reference technology to achieve high accuracy and stability over temperature and supply voltage changes.

How Many Pins does REF3040AIDBZT have and What are the Functions of the Pinout Configuration?

The REF3040AIDBZT is housed in a 5-pin SOT-23 package. The pinout configuration includes:

VOUT: Output voltage pin.
BYPASS: Bypass pin for noise reduction.
GND: Ground pin.
NC: No connect pin.
VIN: Input voltage pin.

What are the Pros and Cons of REF3040AIDBZT?

Pros:

Precision Voltage Reference: Provides a stable and accurate voltage reference for precision analog circuits.
Low Temperature Drift: Maintains accuracy over temperature variations.
Low Power Consumption: Operates with low power consumption, suitable for energy-efficient designs.
Small Package: The SOT-23 package is compact and space-saving.
Simple Usage: Easy to integrate into circuits requiring a stable voltage reference.

Cons:

Fixed Output Voltage: Limited to a fixed output voltage of 4.096V.
External Components: May require additional filtering or decoupling components for optimal performance.
Cost: Precision voltage references can be relatively more expensive than general-purpose alternatives.

Are There Any Equivalents/Alternatives to REF3040AIDBZT for Recommendation?

The REF5020 from Texas Instruments is a similar precision voltage reference with a different output voltage option.
Alternatives to the REF3040AIDBZT include the LT6656 from Analog Devices and the MAX6126 from Maxim Integrated.