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STWD100YNYWY3F The STMicroelectronics STWD100YNYWY3F is a watchdog circuit supervisor IC. It monitors a single voltage and provides an active low reset with a timeout of 1.12s.
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STWD100YNYWY3F

Available from 5 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics STWD100YNYWY3F is a watchdog circuit supervisor IC. It monitors a single voltage and provides an active low reset with a timeout of 1.12s.
✓ Total Stock: 32,350 pcs
$ Price Range: $0.75

STWD100YNYWY3F Available from 5 distributors

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Fe Components ✓
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9,000 pcs
On Request
9000 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
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9,000 pcs
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9000 pcs On Request 1 On Request On Request 17+ On Request On Request
Risen Electronics ✓
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6,000 pcs
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6000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
Optech Co.,Limited ✓
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5,576 pcs
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5576 pcs On Request 1 On Request On Request 21+ On Request On Request
Xingangxin ✓
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2,774 pcs
On Request
2774 pcs On Request 1 On Request On Request On Request On Request On Request
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STWD100YNYWY3F Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Mounting Type
Number of Voltages Monitored
Operating Temperature
Output
Reset
Reset Timeout
Supplier Device Package
Type
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STWD100YNYWY3F Description

Short technical summary and product information.

The STMicroelectronics STWD100YNYWY3F is a watchdog circuit supervisor designed for reliable system monitoring. This IC features a single voltage monitoring channel and provides an active low reset signal with a minimum timeout of 1.12 seconds.

 

With an operating temperature range of -40°C to 125°C (TA), the STWD100YNYWY3F is suitable for a variety of environmental conditions. The output stage is configured as open drain or open collector, offering flexibility in circuit design. The component is housed in a compact SOT-23-5 package, ideal for surface mount applications.

 

This supervisor is part of the Automotive, AEC-Q100 series, indicating its suitability for automotive applications. Its robust design and essential monitoring functions make it a key component in ensuring system stability and preventing malfunctions in embedded systems.

STWD100YNYWY3F Quick Information

Product Type: Supervisor
Series: Automotive, AEC-Q100
Canonical Name: STWD100YNYWY3F Watchdog Circuit Supervisor
Subcategory: Watchdog Circuit

STWD100YNYWY3F Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

STWD100YNYWY3F Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

STWD100YNYWY3F Features

  • Watchdog circuit supervisor IC.
  • Monitors a single voltage channel.
  • Active low reset with 1.12s timeout.
  • Operates from -40°C to 125°C.
  • Surface mount SOT-23-5 package.

STWD100YNYWY3F Applications

  • Ensures system stability in embedded designs.
  • Monitors critical voltage levels.
  • Prevents system lock-ups.
  • Suitable for automotive applications.
  • Used in power management circuits.

STWD100YNYWY3F FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the STWD100YNYWY3F?

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

What is the reset timeout for the STWD100YNYWY3F?

The reset timeout is a minimum of 1.12 seconds.

What type of reset does the STWD100YNYWY3F provide?

It provides an active low reset.

What is the output configuration of the STWD100YNYWY3F?

The output is open drain or open collector.

How many voltages does the STWD100YNYWY3F monitor?

It monitors one voltage.

What is the package type for the STWD100YNYWY3F?

The package is SOT-23-5.

What is the MSL rating for the STWD100YNYWY3F?

The MSL rating is 1 Unlimited.

STWD100YNYWY3F Alternate Parts

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STMicroelectronics
The STMicroelectronics STWD100NYWY3F is a watchdog supervisor IC designed for monitoring system voltage. It features an active low reset and operates within a wide temperature range.
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