PT7M823SW5-7 Equivalent & Substitute Parts

Part Overview

The PT7M823SW5-7 is a single-channel power supply supervisor IC manufactured by Diodes Incorporated, designed for power-on reset and voltage monitoring applications. This component operates as a push-pull, totem pole output supervisor with active-low reset functionality. The part is classified as obsolete, making equivalent substitute components necessary for new designs and ongoing production requirements. Substitute parts maintain identical electrical specifications while offering improved availability and product status.

Key Parameters

Parameter	Value
Manufacturer	Diodes Incorporated
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	SC-74A, SOT-753
RoHS Status	ROHS3 Compliant
ECCN	EAR99
HTSUS Code	8542.39.0001

Substitute Part Grouping Explanation

Substitution eligibility for the PT7M823SW5-7 is determined by the following critical parameters:

Single-channel voltage monitoring capability
2.93V threshold voltage
Push-pull, totem pole output configuration
Active-low reset logic
140ms minimum reset timeout
Surface mount packaging in SC-74A / SOT-753 form factor
Operating temperature range of -40°C to 85°C
ROHS3 compliance

All substitute parts listed maintain these core electrical and mechanical specifications. Variations in supplier device package (SOT-25 versus SOT-23-5), product status, and moisture sensitivity level do not affect functional equivalence within the specified parameter set.

Parameter Comparison

Parameter	PT7M823SW5-7	APX823-29W5G-7	PT7M7823STAEX	ADM6316CY29ARJZ-R7	STM6823SWY6F
Manufacturer	Diodes Incorporated	Diodes Incorporated	Diodes Incorporated	Analog Devices Inc.	STMicroelectronics
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
Number of Voltages Monitored	1	1	1	1	1
Voltage - Threshold	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
Reset Logic	Active Low	Active Low	Active Low	Active Low	Active Low
Reset Timeout	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
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Obsolete	Active	Last Time Buy	Active	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)	3 (168 Hours)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

For new designs and production applications, APX823-29W5G-7, ADM6316CY29ARJZ-R7, and STM6823SWY6F are recommended as primary substitutes due to active product status and full ROHS3 compliance. All three parts maintain identical electrical specifications and package form factors.

PT7M7823STAEX is available under Last Time Buy status, suitable for legacy system support or transition periods where extended availability is required. This part carries unlimited moisture sensitivity rating, matching the original PT7M823SW5-7 specification.

APX823-29W5G-7 offers the highest current inventory availability (33,888 pcs) among active alternatives. ADM6316CY29ARJZ-R7 provides cross-manufacturer sourcing from Analog Devices Inc., reducing supply chain concentration risk. STM6823SWY6F supplies an alternative from STMicroelectronics with comparable inventory levels (16,440 pcs).

All substitute parts carry EAR99 export classification and HTSUS code 8542.39.0001, matching the original component's regulatory profile.

Frequently Asked Questions (FAQ)

Q: Can APX823-29W5G-7 be used as a direct replacement for PT7M823SW5-7?

A: Yes. Both parts share identical electrical specifications: 2.93V threshold voltage, push-pull totem pole output, active-low reset logic, 140ms minimum reset timeout, and -40°C to 85°C operating range. Both are ROHS3 compliant and housed in SC-74A / SOT-753 packages. The primary difference is product status (active versus obsolete) and moisture sensitivity level.

Q: What is the difference between SOT-25 and SOT-23-5 packaging?

A: Both designations refer to the same physical package form factor (SC-74A, SOT-753). The supplier device package designation varies by manufacturer convention but represents identical mechanical and electrical interfaces. PCB footprints are interchangeable.

Q: Why does APX823-29W5G-7 have MSL 3 while the original has MSL 1?

A: Moisture sensitivity level reflects storage and handling requirements. MSL 3 (168 hours) requires controlled humidity storage conditions, while MSL 1 (unlimited) has no moisture sensitivity restrictions. This does not affect functional performance in the application.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification, matching the original PT7M823SW5-7 specification.

Q: Which substitute offers the best long-term availability?

A: APX823-29W5G-7, ADM6316CY29ARJZ-R7, and STM6823SWY6F all carry active product status. APX823-29W5G-7 has the highest inventory level (33,888 pcs). For cross-manufacturer redundancy, ADM6316CY29ARJZ-R7 from Analog Devices provides an alternative source.

Q: Can I use PT7M7823STAEX for new production?

A: PT7M7823STAEX is available under Last Time Buy status, indicating limited future availability. It is suitable for legacy system support or transition applications but not recommended for new long-term production commitments.

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