CAT150169SWI-GT3 Equivalent & Substitute Parts

Part Overview

The CAT150169SWI-GT3 is a single-channel power management supervisor IC manufactured by onsemi, designed for simple reset and power-on reset applications. This component operates as a push-pull, totem pole output supervisor with a 2.93V voltage threshold and 140ms minimum reset timeout. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. Active alternatives from major manufacturers including Analog Devices Inc., Maxim Integrated, STMicroelectronics, and Texas Instruments provide direct functional replacement with improved product status and availability.

Key Parameters

Parameter	Value
Manufacturer Part Number	CAT150169SWI-GT3
Manufacturer	onsemi
Category	Power Management (PMIC)
Type	Simple Reset/Power-On Reset
Number of Voltages Monitored	1
Voltage - Threshold	2.93V
Output Configuration	Push-Pull, Totem Pole
Reset Logic	Active Low
Reset Timeout	140ms Minimum
Operating Temperature Range	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Product Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS Code	8542.39.0001

Substitute Part Grouping Explanation

Substitute parts for the CAT150169SWI-GT3 are qualified based on strict parametric equivalence across the following criteria:

Critical Matching Parameters:

Single-channel voltage monitoring configuration
2.93V voltage threshold
Push-pull, totem pole output topology
Active low reset logic
140ms minimum reset timeout
Operating temperature range of -40°C to 85°C
8-SOIC surface mount package (0.154", 3.90mm width)
Moisture sensitivity level MSL 1 (unlimited)
REACH unaffected regulatory status
EAR99 export classification

All substitute parts listed maintain identical electrical specifications and mechanical compatibility with the original CAT150169SWI-GT3. Substitution is valid across all identified alternatives without circuit modification or design re-qualification.

Parameter Comparison

Parameter	CAT150169SWI-GT3	ADM709SARZ-REEL	MAX706ASESA+T	MAX706SESA+T	MAX709SESA+T	STM706SM6F	TPS3705-33DR
Manufacturer	onsemi	Analog Devices Inc.	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated	STMicroelectronics	Texas Instruments
Type	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset
Number of Voltages Monitored	1	1	1	1	1	1	1
Voltage - Threshold	2.93V	2.93V	2.93V	2.93V	2.93V	2.93V	2.93V
Output Configuration	Push-Pull, Totem Pole	Push-Pull, Totem Pole	Push-Pull, Totem Pole	Push-Pull, Totem Pole	Push-Pull, Totem Pole	Push-Pull, Totem Pole	Push-Pull, Totem Pole
Reset Logic	Active Low	Active Low	Active Low	Active Low	Active Low	Active Low	Active Low
Reset Timeout	140ms Minimum	140ms Minimum	140ms Minimum	140ms Minimum	140ms Minimum	140ms Minimum	140ms Minimum
Operating Temperature Range	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Product Status	Obsolete	Active	Active	Active	Active	Active	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
HTSUS Code	8542.39.0001	8542.39.0001	8542.39.0001	8542.39.0001	8542.39.0001	8542.39.0001	8542.39.0001

Engineering Selection Recommendations

All substitute parts listed are active products with current manufacturing status, providing superior long-term availability compared to the obsolete CAT150169SWI-GT3. Selection among substitute options should be based on packaging format and inventory requirements:

Tape & Reel Packaging (TR): ADM709SARZ-REEL (627 pcs) and MAX709SESA+T (4069 pcs) are suitable for high-volume production environments requiring automated assembly processes.

Cut Tape & Digi-Reel Packaging (CT): MAX706ASESA+T (7800 pcs), MAX706SESA+T (106550 pcs), STM706SM6F (20400 pcs), and TPS3705-33DR (35300 pcs) accommodate both manual and automated assembly workflows with flexible quantity requirements.

All substitute parts maintain ROHS3 compliance status, REACH unaffected regulatory classification, and EAR99 export designation. No design modifications or circuit re-qualification are required for direct substitution.

Frequently Asked Questions (FAQ)

Q: Can the CAT150169SWI-GT3 be directly replaced with any of the listed substitute parts?

A: Yes. All substitute parts maintain identical electrical specifications including 2.93V threshold voltage, 140ms minimum reset timeout, active low reset logic, and push-pull totem pole output configuration. The 8-SOIC package footprint is mechanically compatible across all alternatives without PCB modification.

Q: What is the primary reason for substitution?

A: The CAT150169SWI-GT3 is classified as obsolete. All listed substitute parts are active products with current manufacturing status and established supply chains, ensuring long-term availability for production and maintenance applications.

Q: Are there compliance or regulatory differences between the main part and substitutes?

A: No. All parts maintain identical REACH unaffected status, EAR99 export classification, HTSUS code 8542.39.0001, and MSL 1 moisture sensitivity level. ROHS3 compliance is confirmed for all active substitute parts.

Q: How should packaging format be selected?

A: Tape & Reel (TR) packaging is optimized for high-volume automated assembly. Cut Tape (CT) & Digi-Reel packaging provides flexibility for both manual and automated processes with variable quantity requirements. Electrical performance is identical across packaging formats.

Q: Is circuit re-qualification required when substituting parts?

A: No. All substitute parts are parametrically equivalent to the CAT150169SWI-GT3 across all critical electrical and mechanical parameters. Direct substitution is valid without design modification or functional re-testing.

Q: What inventory levels are available for each substitute part?

A: Current inventory includes ADM709SARZ-REEL (627 pcs), MAX706ASESA+T (7800 pcs), MAX706SESA+T (106550 pcs), MAX709SESA+T (4069 pcs), STM706SM6F (20400 pcs), and TPS3705-33DR (35300 pcs). Inventory levels support both prototype and production-volume requirements.

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