MAX6343TUT+ Analog Devices Integrated Circuit (SOT23 (6-Pin)) In Stock
MAX6343TUT+ is a dual-channel voltage supervisor and reset IC in a miniature SOT-23-6 package, designed for accurate power supply monitoring in embedded systems. It features a power-fail input, fixed threshold monitoring on 2 channels, and a lead-free RoHS-compliant construction, making it ideal for microprocessor and DSP reset control in compact, low-power designs.
- Manufacturer
- Analog Devices
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- MAX6343TUT+ Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.5200(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MAX6343TUT+?
- Dual-channel voltage supervisor monitoring 2 independent supply rails simultaneously
- Power-fail input (PW FL IP) for early warning before main supply dropout
- Fixed threshold monitoring without external resistor dividers, simplifying board design
- Miniature SOT-23-6 package for ultra-compact reset circuit footprints
- RoHS-compliant lead-free finish (JESD-609 e3) suitable for global market deployment
- Long product lifecycle with 9-year estimated time to end-of-life for supply continuity
What is MAX6343TUT+ used for?
MAX6343TUT+ is used to supervise dual power supply rails in microprocessor-based systems, DSP boards, and FPGAs where reliable reset and brown-out detection are required to prevent corrupted boot sequences. The power-fail input allows the supervisor to assert a reset signal before the main supply collapses, giving the processor time to save state or safely halt. Its tiny SOT-23-6 package makes it suitable for portable industrial controllers, communication modules, and space-constrained IoT edge devices with dual voltage rails.
What are the specifications of MAX6343TUT+?
| Manufacturer Package Code | 6-SOT_23-N/A |
| Date Of Intro | 1999-10-23 |
| YTEOL | 9 |
| Additional Feature | BAT BUP SW:N;MNL RST:N;OV DET:N;PW FL IP:Y;PW FL IO:N;PW FL OP:N;PRG RST DLY:N;UV DET:N;WD:N;WWD:N |
| Adjustable Threshold | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e3 |
| Number of Channels | 2 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.06mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.2V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +3.08V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA |
Where can I find the MAX6343TUT+ datasheet?
MAX6343TUT+ Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for MAX6343TUT+?
Compatible alternatives and drop-in replacements for MAX6343TUT+:
Frequently Asked Questions
How many voltage rails can MAX6343TUT+ supervise simultaneously?
MAX6343TUT+ monitors 2 independent voltage channels simultaneously. This dual-channel capability lets designers supervise both the core supply and an I/O or peripheral supply of a microprocessor or FPGA in a single 6-pin SOT-23 device, reducing the number of discrete supervisors on a board.
Does MAX6343TUT+ support adjustable threshold monitoring or only fixed thresholds?
MAX6343TUT+ uses fixed monitoring thresholds without adjustable external resistor dividers, which simplifies the circuit to just the IC and decoupling capacitors. This trades flexibility for simplicity and is suitable when the 2 supervised rail voltages are standard values such as 3.3 V and 1.8 V already matched by the part's fixed thresholds.
What role does the power-fail input feature play in a MAX6343TUT+ supervisor circuit?
The power-fail input (PW FL IP) on MAX6343TUT+ provides an early warning signal when a monitored rail begins to droop before it crosses the reset threshold. This gives the host processor time to complete a controlled shutdown, flush data to non-volatile memory, or assert a safe state before the voltage drops below the minimum operating level, improving system data integrity.
Is MAX6343TUT+ suitable for long-term supply continuity in industrial embedded designs?
Yes. MAX6343TUT+ has an estimated 9-year time to end-of-life (YTEOL), making it a stable choice for industrial embedded platforms with multi-year production runs. Its RoHS lead-free SOT-23-6 package also ensures compliance with international environmental regulations, supporting uninterrupted supply across global distribution channels.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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