Get a Sample
Request engineering samples to evaluate fit, validate alternatives, and keep design decisions moving before a larger order is placed.
Request evaluation samplesCAT811STBI-GT3 PMIC - Supervisors by ON Semiconductor
CAT811STBI-GT3 is a PMIC - Supervisors model from ON Semiconductor, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / PMIC - Supervisors product path. Known package information currently points to SOT-143 under the ON Semiconductor brand listing. IC SUPERVISOR MPU 2.93V SOT-143. TrustCompo combines the available model, brand, hierarchy, and specification details around CAT811STBI-GT3 so buyers can move faster from review to quotation.
RoHS
Datasheet
Pictures are for reference only. Please contact us for the latest pictures.
Traceability and authenticity checks
Fast RFQ turnaround
Documentation support
Pre-shipment inspection review
Key specifications
Series
-
Min Quantity
1
Category
Integrated Circuits (ICs)Sub Category
PMIC - SupervisorsDescription
IC SUPERVISOR MPU 2.93V SOT-143
key Attributes
-
Datasheet
View CAT811STBI-GT3 DatasheetTechnical document
Open The Official Datasheet
Review the latest datasheet for CAT811STBI-GT3 from ON Semiconductor in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.
Why request a quote
Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.
Confirm stock and lead-time expectations
Check CoC or traceability support
Align inspection and fulfillment details
Trust signals
Globally recognized certifications
Visible certifications work best when they are paired with clear operational promises around traceability, handling, and inspection.
ISO 9001
Quality management processes for more consistent sourcing and handling.
AS9120B
Aerospace-focused distribution controls for traceability and reliability.
ISO 14001
Environmental management discipline across warehouse and operating workflows.
ESD Control
Electrostatic handling standards to help protect sensitive components.
Ordering workflow
Understand how to order and what policies support the purchase
Use this section to see the fastest ordering path and the policy pages buyers usually review before confirming a component order.
How to order this product
A simple B2B flow helps engineering and procurement teams move from part review to commercial confirmation.
1
Confirm part and quantity
Review the part number, package, key specs, and target quantity so the quote request reflects the exact sourcing scope your team needs.
2
Send RFQ or sample request
Use Quick Quote for commercial pricing or Request Sample when engineering validation is still in progress and a smaller evaluation quantity is needed.
3
Align delivery, payment, and documentation
Before final release, confirm stock timing, shipment method, payment arrangement, and any traceability or inspection documents required by your process.
Policies buyers usually check
These pages explain the operating rules around samples, shipping, payment, and quality support before you place the order.
Shipping & Delivery
Review shipping origin, carrier options, delivery methods, and the practical factors that affect transit timing for global component orders.
Review shipping detailsPayment Terms
Understand supported payment methods, invoice handling, quote currency, and the commercial boundaries used for international B2B orders.
Review payment termsQuality & Traceability Center
See how incoming inspection, outgoing verification, traceability support, certifications, and additional testing fit into our quality workflow.
Review quality controlsStructured product content
Review The Product The Way Buyers Actually Evaluate It
Review overview, detailed specifications, and related sourcing content in one structured flow without scanning separate oversized sections.
Product overview
Overview
The CAT811 and CAT812 are microprocessor supervisory circuits that monitor power supplies.
The CAT811 and CAT812 are direct replacements for the MAX811 and MAX812 in applications operating over the industrial temperature range; both have a manual reset input.
Features
• Precision Monitoring of +5.0 V (± 5%, ± 10%, ± 20%), +3.3 V (± 5%, ± 10%), +3.0 V (± 10%) and +2.5 V (± 5%) Power Supplies
• Manual Reset Input
• Offered in Two Output Configurations: CAT811: Active LOW Reset CAT812: Active HIGH Reset
• Direct Replacements for the MAX811 and MAX812 in Applications Operating over the Industrial Temperature Range
• Reset Valid down to VCC = 1.0 V
• 6 A Power Supply Current
• Power Supply Transient Immunity
• Available in SOT−143 Packages with Sn or NiPdAu Green Lead Finishes
• Industrial Temperature Range: −40°C to +85°C
•
These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS CompliantApplications
• Computers, Servers, Laptops and Cable Modems
• Wireless Communications
• Embedded Control Systems
• White Goods, Power Meters
• Intelligent Instruments
• PDAs and Handheld Equipment
Fast scan
Popular Specs Surfaced First
Product Parameter
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Product Parameter
Number Of Channels
1
Product Parameter
Power Supplies
3.3V
Product Parameter
Adjustable Threshold
NO
Product Parameter
Watchdog Timer
No
Product Parameter
Output
Push-Pull, Totem Pole
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Number Of Channels
1
Power Supplies
3.3V
Adjustable Threshold
NO
Watchdog Timer
No
Output
Push-Pull, Totem Pole
Moisture Sensitivity Level (MSL)
1 (Unlimited)
RoHS Status
ROHS3 Compliant
REACH SVHC
No SVHC
JESD-609 Code
e4
HTSUS
8542.39.0001
ECCN Code
EAR99
Part Status
Active
REACH Status
REACH Unaffected
ECCN
EAR99
Lead Free
Lead Free
Lifecycle Status
ACTIVE (Last Updated: 3 days ago)
Mounting Type
Surface Mount
Published
2006
Packaging
Tape & Reel (TR)
Factory Lead Time
21 Weeks
Halogen Free
Halogen Free
Categories
Integrated Circuits (ICs)
Terminal Position
DUAL
Terminal Form
GULL WING
Operating Temperature
-40°C~85°C TA
Height
1.07mm
Manufacturer
ON Semiconductor
Power Dissipation
320mW
Type
Simple Reset/Power-On Reset
Sub-Categories
PMIC - Supervisors
Number Of Functions
1
Mount
Surface Mount
Pbfree Code
yes
Max Supply Voltage
5.5V
Nominal Supply Current
15μA
Supply Voltage
3.3V
Number Of Terminations
4
Width
1.4mm
Number Of Pins
4
Pin Count
4
Length
3.04mm
Min Supply Voltage
1.2V
Max Power Dissipation
320mW
Subcategory
Power Management Circuits
Number Of Voltages Monitored
1
Reset
Active Low
Reset Timeout
140ms Minimum
Package / Case
TO-253-4, TO-253AA
Max Reset Threshold Voltage
2.96V
Threshold Voltage
+2.93V
Min Reset Threshold Voltage
2.89V
Voltage - Threshold
2.93V
Overvoltage Threshold
2.96V
Operating Supply Current
6μA
Undervoltage Threshold
3.08V
Manufacturer'S Part No.
CAT811STBI-GT3
Base Part Number
CAT811
Common questions
Product FAQ
Quick answers for buyers reviewing CAT811STBI-GT3, stock, documentation, and sourcing steps.
What is CAT811STBI-GT3?
CAT811STBI-GT3 is a PMIC - Supervisors component from ON Semiconductor. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
What package and description are listed for CAT811STBI-GT3?
CAT811STBI-GT3 is listed with package reference SOT-143. The current product description is IC SUPERVISOR MPU 2.93V SOT-143, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is CAT811STBI-GT3 available in stock?
This page currently shows 157065 units in stock and 32936 units available for CAT811STBI-GT3. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for CAT811STBI-GT3?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for CAT811STBI-GT3 by ON Semiconductor. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for CAT811STBI-GT3?
Yes. This page links to the datasheet for CAT811STBI-GT3 by ON Semiconductor, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify CAT811STBI-GT3 before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for CAT811STBI-GT3 before approving the order.
PMIC - Supervisors
Recommended Products
Explore more parts from the same subcategory to compare fit, stock, and sourcing options.
More sourcing insights
Articles
Explore related articles around CAT811STBI-GT3, PMIC - Supervisors, and adjacent sourcing decisions so buyers can compare context before moving from evaluation to RFQ.
Jul 17, 2026
FPGA Supply 2026: A Buyer's Framework for AMD Xilinx, Intel Altera, Microchip, and Lattice SourcingA production-BOM FPGA sourcing guide for 2026 covering lifecycle commitment, redesign cost, and qualification boundaries across AMD Xilinx, Intel Altera, Microchip PolarFire, and Lattice families.
FPGAAMD XilinxIntel Altera
Jul 11, 2026
2026 Q3 Wide-Bandgap Power Read: Where SiC Is Scaling, Where GaN Is Winning, and Why Silicon Still MattersA Q3 2026 read on SiC, GaN, and silicon power semiconductors: where wide-bandgap devices are winning now, where silicon still holds, and what engineers and sourcing teams should watch.
wide-bandgap semiconductorsSiCGaN
Jul 8, 2026
Texas Instruments Lead Time and Price Pressure in 2026: What Analog and Power Buyers Should Do NowA buyer-facing framework for Texas Instruments analog and power IC exposure in 2026, covering what is confirmed, where price and lead-time pressure is most likely to show up, and which actions sourcing teams should take first.
Texas Instrumentsanalog ICpower management IC