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MAX6343ZUT+T
Analog Devices Inc./Maxim Integrated
IC SUPERVISOR 1 CHANNEL SOT23-6
3357 Pcs New Original In Stock
Supervisor Open Drain or Open Collector 1 Channel SOT-6
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Minimum 1
Minimum 1
5.0 / 5.0
- (202 Ratings)
MAX6343ZUT+T
Product Overview
6660358
DiGi Electronics Part Number
MAX6343ZUT+T-DGManufacturer
Analog Devices Inc./Maxim Integrated
MAX6343ZUT+T
Description
IC SUPERVISOR 1 CHANNEL SOT23-6Inventory
3357 Pcs New Original In Stock
Supervisor Open Drain or Open Collector 1 Channel SOT-6
Quantity
Minimum 1
Minimum 1
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MAX6343ZUT+T Technical Specifications
Category
Power Management (PMIC), Supervisors
Packaging
Tape & Reel (TR)
Series
-
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Type
Simple Reset/Power-On Reset
Number of Voltages Monitored
1
Voltage - Threshold
2.33V
Output
Open Drain or Open Collector
Reset
Active Low
Reset Timeout
100ms Minimum
Operating Temperature
-40°C ~ 125°C (TA)
Mounting Type
Surface Mount
Package / Case
SOT-23-6
Supplier Device Package
SOT-6
Base Product Number
MAX6343
Datasheet & Documents
Design Resources
4255,4257,42551 EK Schematic
HTML Datasheet
MAX6343ZUT+T-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
MAX6343ZUT+
MAX6343ZUT+T-DG
MAX6343ZUT+TCT
MAX6343ZUT+TTR
MAX6343ZUT+TDKR
Standard Package
2,500
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
DiGi Electronics propose des prix accessibles qui conviennent à tous, tout en étant soucieux de l’écologie avec leur emballage.
Dec 02, 2025
The products are high-performing, and their after-sales support makes troubleshooting effortless.
Dec 02, 2025
Customers appreciate the extensive and diverse range of offerings that DiGi Electronics provides.
Dec 02, 2025
Affordable prices and speedy delivery make this a perfect shopping destination.
Dec 02, 2025
I was pleased with their responsiveness and the accuracy of their logistics tracking.
Dec 02, 2025
I appreciate how reliable DiGi Electronics is with their timely shipments.
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Frequently Asked Questions (FAQ)
When designing with the MAX6343ZUT+T, how can I mitigate the risk of a false reset in noisy environments, considering its open-drain output?
To mitigate false resets with the MAX6343ZUT+T in noisy environments, ensure your PCB layout minimizes trace lengths to the monitoring voltage and connect the open-drain output to a pull-up resistor. The pull-up resistor value should be chosen carefully; a value between 10kΩ and 100kΩ is typically suitable, balancing faster reset release with reduced current draw. Additionally, consider adding a small capacitor (e.g., 0.1µF) in parallel with the pull-up resistor to filter out high-frequency noise that could otherwise trigger the reset. Always test in your specific operating environment to confirm noise immunity.
What are the key trade-offs when selecting a pull-up resistor value for the MAX6343ZUT+T's open-drain output, particularly concerning reset signal integrity and power consumption?
The primary trade-off when selecting a pull-up resistor for the MAX6343ZUT+T's open-drain output lies between reset signal rise time (affected by RC time constant) and quiescent current. A lower resistance (e.g., 10kΩ) results in faster rise times for the reset signal, improving responsiveness, but consumes more current when the output is pulled low. A higher resistance (e.g., 100kΩ) reduces power consumption but can lead to slower rise times, potentially causing issues in systems requiring rapid power-on sequencing. For most applications of the MAX6343ZUT+T, a value of 47kΩ offers a good balance, but always consider your system's specific timing requirements and power budget.
If a competitor's supervisor IC, like the MCP100T-232I/TT, is currently in my design, what are the critical considerations for a direct replacement with the MAX6343ZUT+T, especially regarding pin compatibility and reset timing?
When considering a replacement for the MCP100T-232I/TT with the MAX6343ZUT+T, both are in SOT-23-6 packages and offer similar functionality. However, carefully verify pinouts, as the MAX6343ZUT+T has a dedicated open-drain output, while some competitor parts might have different output configurations. The reset timeout of the MAX6343ZUT+T is a minimum of 100ms, so confirm this meets or exceeds the reset de-assertion time required by your system compared to the MCP100T-232I/TT. Ensure the 2.33V threshold of the MAX6343ZUT+T is compatible with your monitored voltage rail.
In a battery-powered portable application, how can I optimize power consumption while ensuring reliable operation with the MAX6343ZUT+T, given its active-low reset and open-drain output?
To optimize power consumption with the MAX6343ZUT+T in battery-powered designs, utilize a higher-value pull-up resistor (e.g., 100kΩ) on its open-drain output. This minimizes the quiescent current drawn by the pull-up when the reset is inactive. However, be mindful of the trade-off with reset signal rise time. If a fast reset release is not critical, this configuration is ideal. Also, ensure the monitored voltage threshold of 2.33V is appropriate for your battery's voltage range to avoid unnecessary resets during normal operation. The MAX6343ZUT+T's low operating current (not detailed here, but generally low for this type of device) contributes to overall battery life.
What are the potential reliability concerns or edge cases to investigate when integrating the MAX6343ZUT+T into a system with multiple power rails, even though it only monitors one?
Even though the MAX6343ZUT+T is designed to monitor a single voltage rail, reliability concerns can arise if it's part of a multi-rail system. Ensure that the monitored 2.33V rail is the *primary* power rail critical for system startup. If the monitored rail fails while other critical rails remain powered, the MAX6343ZUT+T will assert its reset, potentially causing an uncontrolled shutdown of the entire system. Consider if a more sophisticated multi-voltage supervisor is needed if cascading power-on sequences are critical. Also, verify that the operating temperature range (-40°C to 125°C) of the MAX6343ZUT+T is sufficient for all potential environmental conditions your system will encounter.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
MAX6343ZUT+T CAD Models
Analog Devices Inc./Maxim Integrated MAX6343ZUT+T PCB symbols & footprints
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