MAX809SEUR+T
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Analog Devices Inc./Maxim Integrated MAX809SEUR+T

Manufacturer No:
MAX809SEUR+T
Manufacturer:
Analog Devices Inc./Maxim Integrated
Package:
Tape & Reel (TR)
Description:
IC SUPERVISOR 1 CHANNEL SOT23-3
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The MAX809SEUR-T is a processor supervisor optimized for precision monitoring of power-supply voltages, designed by Analog Devices Inc./Maxim Integrated. This device is fully specified over temperature and is available in three output configurations. It provides excellent performance for critical microprocessor and microcontroller power monitoring applications by accurately tracking changes in the power-supply voltage and providing a reliable reset signal when the voltage falls below a specified threshold.

Key Specifications

Parameter Value
Package / Case TO-236-3, SC-59, SOT-23-3
Number of Voltages Monitored 1
Voltage - Threshold 2.93V (or other fixed voltages depending on the specific model)
Output Push-Pull, Totem Pole
Reset Active Low
Reset Timeout 140ms Minimum
Operating Temperature -40°C ~ 105°C (TA)
Supply Voltage - Min 1.2 V
Supply Voltage - Max 5.5 V
Operating Supply Current 12 µA
Power Dissipation 320 mW

Key Features

  • Precision supply-voltage monitoring
  • Low supply current of 12 µA
  • Power supply transient immunity
  • No external components required
  • Available in 3-pin SC70 and SOT23 packages
  • Excellent circuit reliability and low cost

Applications

  • Automotive systems: For precise power-supply monitoring and reliable reset performance.
  • Computers: Desktop, workstation, server systems to monitor power-supply voltages.
  • Controllers: Where precise power-supply monitoring and reliable reset performance are required.
  • Critical microprocessor and microcontroller power monitoring: Ensures reliable operation in critical applications.
  • Portable/battery-powered equipment: For reliable power monitoring in portable devices.
  • Intelligent instruments: For precise power-supply monitoring in various instruments.

Q & A

  1. Q: What is the power supply voltage range for reliable operation of the MAX809SEUR-T?
    A: The device requires a power supply voltage range of +1V to +5.5V for reliable operation.
  2. Q: How does the MAX809SEUR-T provide precision power-supply monitoring?
    A: The device provides precision power-supply monitoring by accurately tracking changes in the power-supply voltage and providing a reset signal when the voltage falls below a specified threshold.
  3. Q: What is the minimum power-on reset pulse width of the MAX809SEUR-T?
    A: The device has a minimum power-on reset pulse width of 140ms.
  4. Q: Is the MAX809SEUR-T available in multiple packages?
    A: Yes, the device is available in both SC70 and SOT23 packages.
  5. Q: What is the operating temperature range of the MAX809SEUR-T?
    A: The operating temperature range is -40°C to 105°C.
  6. Q: Does the MAX809SEUR-T require external components for operation?
    A: No, the device does not require external components for operation.
  7. Q: What is the typical supply current of the MAX809SEUR-T?
    A: The typical supply current is 12 µA.
  8. Q: Can the MAX809SEUR-T be used in automotive applications?
    A: Yes, the device is suitable for use in automotive applications where precise power-supply monitoring and reliable reset performance are critical.
  9. Q: What are the dimensions of the SOT-23 package for the MAX809SEUR-T?
    A: The dimensions are approximately 2.92 mm in length, 1.3 mm in width, and 0.94 mm in height.
  10. Q: Does the MAX809SEUR-T have watchdog timers or manual reset features?
    A: No, the device does not have watchdog timers or manual reset features.

Product Attributes

Type:Simple Reset/Power-On Reset
Number of Voltages Monitored:1
Voltage - Threshold:2.93V
Output:Push-Pull, Totem Pole
Reset:Active Low
Reset Timeout:140ms Minimum
Operating Temperature:-40°C ~ 105°C (TA)
Mounting Type:Surface Mount
Package / Case:TO-236-3, SC-59, SOT-23-3
Supplier Device Package:SOT-23-3
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Similar Products

Part Number MAX809SEUR+T MAX809TEUR+T MAX809SEXR+T MAX809SEUR-T MAX809JEUR+T MAX809LEUR+T MAX809MEUR+T MAX809REUR+T MAX809SEUR+
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Product Status Active Active Active Obsolete Active Active Active Active Active
Type Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset
Number of Voltages Monitored 1 1 1 1 1 1 1 1 1
Voltage - Threshold 2.93V 3.08V 2.93V 2.93V 4V 4.63V 4.38V 2.63V 2.93V
Output Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole
Reset Active Low Active Low Active Low Active Low Active Low Active Low Active Low Active Low Active Low
Reset Timeout 140ms Minimum 140ms Minimum 140ms Minimum 140ms Minimum 140ms Minimum 140ms Minimum 140ms Minimum 140ms Minimum 140ms Minimum
Operating Temperature -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 125°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 SC-70, SOT-323 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3
Supplier Device Package SOT-23-3 SOT-23-3 SC-70-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3

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