APX809S-31SA-7 The APX809S-31SA-7 is a voltage detector from Diodes Incorporated designed for microprocessor supervision. It features a precise 3.08V threshold and an active low, push-pull output.
Mfr Part #:

APX809S-31SA-7

Available from 1 distributors
Mfr Name: Diodes Incorporated
Diodes Incorporated
The APX809S-31SA-7 is a voltage detector from Diodes Incorporated designed for microprocessor supervision. It features a precise 3.08V threshold and an active low, push-pull output.
✓ Total Stock: 5 pcs
$ Price Range: $0.75

APX809S-31SA-7 Available from 1 distributor

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✓ Non-Authorised
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APX809S-31SA-7 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Halogen Free
Industrial Grade
Medical Grade
Military Grade
Mounting Type
Number of Voltages Monitored
Operating Temperature
Output
Reset
Reset Timeout
Supplier Device Package
Type
Voltage

APX809S-31SA-7 Description

Short technical summary and product information.

The Diodes Incorporated APX809S-31SA-7 is a 3-pin micro power voltage detector used for monitoring power supplies in microprocessor and digital systems. It provides reliable circuit operation by asserting a reset signal when the VCC supply voltage drops below a preset threshold, maintaining the reset for at least 240ms after VCC rises above the threshold.

 

This device offers precision monitoring for 3.08V power supply voltages. It features a low supply current of 7µA, making it suitable for portable equipment. The APX809S-31SA-7 has an active low RESET output and is guaranteed to maintain a valid reset state down to 1V.

 

Packaged in a SOT-23-3 surface mount package, the APX809S-31SA-7 is designed for applications requiring critical power monitoring, such as computers, controllers, and intelligent instruments. It eliminates the need for external components and adjustments in 3.08V powered circuits.

APX809S-31SA-7 Quick Information

Product Type: Voltage Detector
Series: APX809S/810S
Canonical Name: APX809S-31SA-7 Voltage Detector
Subcategory: Voltage Monitors

APX809S-31SA-7 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Totally Lead-Free

APX809S-31SA-7 Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

APX809S-31SA-7 Features

  • Monitors 3.08V power supply voltage.
  • Active low, push-pull reset output.
  • Low 7µA typical supply current.
  • Guaranteed reset valid to 1V.
  • SOT-23-3 surface mount package.

APX809S-31SA-7 Applications

  • Monitors power in µP systems.
  • Used in portable battery equipment.
  • Suitable for computers and controllers.
  • Critical power monitoring applications.

APX809S-31SA-7 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the nominal reset threshold voltage?

The nominal reset threshold voltage is 3.08V.

What is the package type?

The package type is SOT-23-3.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What is the typical reset delay time?

The typical reset delay time is 240ms.

What is the operating supply current?

The typical operating supply current is 7µA.

What is the output type?

The output is push-pull, totem pole with active low reset.

What are the overvoltage and undervoltage thresholds?

Overvoltage threshold is 3.12V and undervoltage threshold is 3.04V.

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