MAX823SEUK-T
Power Supply Management Circuit, Fixed, 1 Channel, BICMOS, PDSO5, MO-178AA, SOT-23, 5 PINMAX823SEUK-T
Power Supply Management Circuit, Fixed, 1 Channel, BICMOS, PDSO5, MO-178AA, SOT-23, 5 PIN
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Manufacturer Part # : MAX823SEUK-T
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Package/Case: SOT-23-5
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Brand: Maxim Integrated
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Product Categories : Supervisors
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Series : MAX823
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MAX823SEUK-T DataSheet

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MAX823SEUK-T Description
The MAX823SEUK-T is a voltage detector with a precision reference voltage of 4.63V, designed for use in various applications where a reliable and accurate detection of the power supply voltage is required. This device is ideal for industrial control systems, medical devices, and other equipment that require precise monitoring of the power supply voltage.
Pin Details
The MAX823SEUK-T is a low-power voltage detector with 5 pins for easy integration into electronic circuits. It includes pins for detecting the power supply voltage, outputting a reset signal, and providing power supply connections.
Pin configuration
- VCC: Positive Power Supply (2.93V to 5.5V)
- GND: Ground
- OUT: Output Pin for Reset Signal
- REF: Reference Voltage Input (4.63V)
- IN: Input Pin for Power Supply Detection
Features
- Precision Reference Voltage: The MAX823SEUK-T features a precision reference voltage of 4.63V, ensuring accurate detection of the power supply voltage.
- Low Power Consumption: This device is designed to operate at low power consumption levels, making it suitable for battery-powered devices and other applications where power efficiency is critical.
- Wide Operating Voltage Range: The MAX823SEUK-T can operate with a wide range of input voltages from 2.93V to 5.5V, allowing it to be used in various applications.
- Fast Response Time: This device features a fast response time, ensuring that the output signal is generated quickly and accurately.
Applications
The MAX823SEUK-T is suitable for use in various applications where a reliable and accurate detection of the power supply voltage is required, including industrial control systems, medical devices, and other equipment.
Where to Use:
- Industrial Control Systems
- Medical Devices
- Aerospace Applications
- Railway Systems
- Automotive Systems
Manufacturer
The MAX823SEUK-T is manufactured by Maxim Integrated, a leading provider of high-performance semiconductor products.
Packages
The MAX823SEUK-T comes in an SOIC-8 (Small Outline Integrated Circuit) package, making it easy to integrate into electronic circuits.
Equivalent Parts of MAX823SEUK-T
- MAX823: A comparable voltage detector from Maxim Integrated with similar features and performance.
- LMV321: An alternative voltage detector from Texas Instruments that offers equivalent functionality.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Pbfree Code | No | Rohs Code | No |
Part Life Cycle Code | Obsolete | Part Package Code | SOIC |
Pin Count ! | 5 | Reach Compliance Code | not_compliant |
ECCN Code | EAR99 | HTS Code ! | 8542.39.00.01 |
Additional Feature ! | RESET THRESHOLD VOLTAGE IS 2.93V; MANUAL RESET INPUT | Adjustable Threshold | NO |
Analog IC - Other Type | POWER SUPPLY MANAGEMENT CIRCUIT | JESD-30 Code | R-PDSO-G5 |
JESD-609 Code | e0 | Length | 2.9 mm |
Moisture Sensitivity Level | 1 | Number of Channels | 1 |
Number of Functions | 1 | Number of Terminals | 5 |
Operating Temperature-Max | 125 °C | Operating Temperature-Min | -40 °C |
Package Body Material | PLASTIC/EPOXY | Package Code | LSSOP |
Package Equivalence Code | TSOP5/6,.11,37 | Package Shape | RECTANGULAR |
Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | Peak Reflow Temperature (Cel) | 245 |
Power Supplies ! | 3.3 V | Qualification Status ! | Not Qualified |
Seated Height-Max | 1.45 mm | Supply Current-Max (Isup) | 0.012 mA |
Supply Voltage-Max (Vsup) | 3.6 V | Supply Voltage-Min (Vsup) | 3 V |
Supply Voltage-Nom (Vsup) | 3.3 V | Surface Mount ! | YES |
Technology | BICMOS | Temperature Grade ! | AUTOMOTIVE |
Terminal Finish | TIN LEAD | Terminal Form ! | GULL WING |
Terminal Pitch ! | 0.95 mm | Terminal Position | DUAL |
Threshold Voltage-Nom | +2.93V | Width | 1.625 mm |
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.
FAQs
What is MAX823SEUK-T?
The MAX823SEUK-T is a precision low-power microprocessor reset circuit designed by Maxim Integrated. It is commonly used to monitor the power supply and provide a reset signal to the microcontroller or processor when necessary.
How Does MAX823SEUK-T Work?
The MAX823SEUK-T works by continuously monitoring the voltage level of the power supply. If the voltage drops below a specified threshold, the circuit triggers a reset signal to the connected microcontroller, ensuring a controlled restart or shutdown in case of power supply fluctuations.
How Many Pins does MAX823SEUK-T have and What are the Functions of the Pinout Configuration?
The MAX823SEUK-T is housed in a SOT-23-5 package. The pinout configuration includes:
- RESET: Reset output pin.
- GND: Ground pin.
- SNS: Sense input pin for monitoring the power supply voltage.
- VCC: Power supply pin.
- MR: Manual reset input pin.
What are the Pros and Cons of MAX823SEUK-T?
Pros:
- Low Power Consumption: Operates with low power consumption, suitable for battery-powered devices.
- Accuracy: Provides precise monitoring of the power supply voltage for reliable reset functionality.
- Small Package: The SOT-23-5 package is compact and space-efficient for design versatility.
- Reset Delay Options: Offers adjustable reset delay times for customized system requirements.
- Reset Output: Provides an active-low reset signal for convenient interfacing with microcontrollers.
Cons:
- External Components: May require additional external components such as a pull-up resistor for proper operation.
- Complexity: Requires understanding of the datasheet specifications for optimal configuration.
- Single Functionality: Designed specifically for reset functions and may not offer additional features.
Are There Any Equivalents/Alternatives to MAX823SEUK-T for Recommendation?
- The MAX809SEUR-T from Maxim Integrated is a similar microprocessor reset circuit with comparable features.
- Alternatives to the MAX823SEUK-T include the ADM803SARZ from Analog Devices and the TC54VC4302EMB713 from Microchip Technology.
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