CAT130019SWI-GT3 Equivalent & Substitute Parts

Part Overview

The CAT130019SWI-GT3 is a Power Management PMIC supervisor IC manufactured by onsemi, designed for simple reset and power-on reset applications. This device monitors a single voltage threshold at 2.93V and provides push-pull, totem pole output with active low reset functionality. The part is classified as obsolete, making equivalent substitute parts necessary for new designs and ongoing production requirements.

Key Parameters

Parameter	Value
Manufacturer Part Number	CAT130019SWI-GT3
Manufacturer	onsemi
Category	Power Management (PMIC)
Type	Simple Reset/Power-On Reset
Number of Voltages Monitored	1
Voltage - Threshold	2.93V
Output	Push-Pull, Totem Pole
Reset	Active Low
Reset Timeout	140ms Minimum
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the CAT130019SWI-GT3 are qualified based on the following critical parameters that determine functional and mechanical compatibility:

Substitution Criteria:

Single voltage monitoring channel with 2.93V threshold
Push-pull, totem pole output configuration
Active low reset signal
140ms minimum reset timeout
8-SOIC package form factor (0.154", 3.90mm width)
Surface mount technology
Operating temperature range -40°C to 85°C
MSL rating of 1 (Unlimited)

All identified substitute parts meet these electrical and mechanical requirements, enabling direct replacement in applications designed for the CAT130019SWI-GT3.

Parameter Comparison

Part Number	Manufacturer	Product Status	Voltage Threshold	Output Type	Reset	Reset Timeout	Package	Operating Temp	RoHS Status
CAT130019SWI-GT3	onsemi	Obsolete	2.93V	Push-Pull, Totem Pole	Active Low	140ms Min	8-SOIC	-40°C ~ 85°C	Not Specified
TPS3705-33DR	Texas Instruments	Active	2.93V	Push-Pull, Totem Pole	Active Low	140ms Min	8-SOIC	-40°C ~ 85°C	ROHS3 Compliant
ADM709SARZ-REEL	Analog Devices Inc.	Active	2.93V	Push-Pull, Totem Pole	Active Low	140ms Min	8-SOIC	-40°C ~ 85°C	ROHS3 Compliant
MAX706ASESA+T	Analog Devices Inc./Maxim Integrated	Active	2.93V	Push-Pull, Totem Pole	Active Low	140ms Min	8-SOIC	-40°C ~ 85°C	ROHS3 Compliant
MAX706SESA+T	Analog Devices Inc./Maxim Integrated	Active	2.93V	Push-Pull, Totem Pole	Active Low	140ms Min	8-SOIC	-40°C ~ 85°C	ROHS3 Compliant
MAX709SESA+T	Analog Devices Inc./Maxim Integrated	Active	2.93V	Push-Pull, Totem Pole	Active Low	140ms Min	8-SOIC	-40°C ~ 85°C	ROHS3 Compliant
STM706SM6F	STMicroelectronics	Active	2.93V	Push-Pull, Totem Pole	Active Low	140ms Min	8-SOIC	-40°C ~ 85°C	ROHS3 Compliant

Engineering Selection Recommendations

Product Status Consideration: The CAT130019SWI-GT3 is obsolete. All substitute parts listed are in active production status, ensuring long-term availability and supply chain continuity.

Compliance & Certifications: All substitute parts carry ROHS3 compliance certification, meeting current environmental and regulatory requirements. The original CAT130019SWI-GT3 does not specify RoHS status. Substitute parts are REACH unaffected and carry EAR99 ECCN classification, consistent with the original part.

Inventory & Availability: Substitute parts demonstrate strong inventory positions across multiple manufacturers and distributors, with stock levels ranging from 627 to 106,550 units. This availability supports both immediate procurement needs and long-term production planning.

Packaging Considerations: Substitute parts are available in both Cut Tape (CT) & Digi-Reel and Tape & Reel (TR) packaging formats, accommodating different assembly and procurement workflows.

Frequently Asked Questions (FAQ)

Q: Can I directly replace CAT130019SWI-GT3 with any of these substitute parts? A: Yes. All listed substitute parts meet the critical electrical and mechanical parameters: single 2.93V voltage threshold monitoring, push-pull totem pole output, active low reset with 140ms minimum timeout, 8-SOIC package, and -40°C to 85°C operating temperature range.

Q: What is the primary reason for substitution? A: The CAT130019SWI-GT3 is classified as obsolete. Substitute parts from active manufacturers ensure continued availability for new designs and production support.

Q: Are there differences in packaging options between substitute parts? A: Yes. TPS3705-33DR, MAX706ASESA+T, MAX706SESA+T, and STM706SM6F are available in Cut Tape (CT) & Digi-Reel packaging. ADM709SARZ-REEL and MAX709SESA+T are supplied in Tape & Reel (TR) format. Select based on your assembly process requirements.

Q: Do all substitute parts meet current environmental standards? A: All substitute parts are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements. The original CAT130019SWI-GT3 does not specify RoHS compliance.

Q: Which substitute part has the highest inventory availability? A: MAX706SESA+T from Analog Devices Inc./Maxim Integrated maintains the highest inventory level at 106,550 units.

Q: Are there any electrical performance differences between substitute parts? A: No. All substitute parts are parametrically equivalent, sharing identical voltage threshold (2.93V), output configuration (push-pull totem pole), reset polarity (active low), reset timeout (140ms minimum), and operating temperature range (-40°C to 85°C).

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