DS1816-10+ Equivalent & Substitute Parts

Part Overview

The DS1816-10+ is a single-channel power supply supervisor IC manufactured by Analog Devices Inc./Maxim Integrated, part of the EconoReset series. This through-hole mounted component provides simple reset and power-on reset functionality with an open drain or open collector output configuration. The device is actively produced and ROHS3 compliant, making it suitable for applications requiring voltage monitoring and system reset control. Alternative equivalent parts may be required due to inventory constraints, design optimization, or supply chain considerations.

Key Parameters

Parameter	Value
Manufacturer Part Number	DS1816-10+
Manufacturer	Analog Devices Inc./Maxim Integrated
Category	Power Management (PMIC)
Type	Simple Reset/Power-On Reset
Number of Voltages Monitored	1
Voltage - Threshold	2.88V
Output Configuration	Open Drain or Open Collector
Reset Logic	Active Low
Reset Timeout	100ms Minimum
Operating Temperature Range	-40°C ~ 85°C (TA)
Mounting Type	Through Hole
Package / Case	TO-226-3, TO-92-3 (TO-226AA)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitution eligibility for the DS1816-10+ is determined by the following critical parameters:

Mandatory Matching Parameters:

Single-channel voltage monitoring capability
Open drain or open collector output configuration
Active low reset logic
TO-92-3 through-hole package compatibility
Operating temperature range of -40°C ~ 85°C (TA)
ROHS3 compliance and MSL 1 rating

Allowable Variation Parameters:

Voltage threshold: Within ±2% tolerance (2.82V to 2.94V acceptable)
Reset timeout: Minimum specification may vary (100ms to 150ms acceptable)
Manufacturer: Different manufacturers permitted if all electrical and mechanical parameters align

The DS1816-10+ has two identified equivalent parts: the DS1818-10+ from the same manufacturer series, and the MCP130-300DI/TO from Microchip Technology. Both maintain identical package, output configuration, and functional characteristics while meeting all compliance requirements.

Parameter Comparison

Parameter	DS1816-10+	DS1818-10+	MCP130-300DI/TO
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated	Microchip Technology
Type	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset
Number of Voltages Monitored	1	1	1
Voltage - Threshold	2.88V	2.88V	2.925V
Output Configuration	Open Drain or Open Collector	Open Drain or Open Collector	Open Drain or Open Collector
Reset Logic	Active Low	Active Low	Active Low
Reset Timeout	100ms Minimum	100ms Minimum	150ms Minimum
Operating Temperature Range	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	TO-92-3 (TO-226AA)	TO-92-3 (TO-226AA)	TO-92-3 (TO-226AA)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active

Engineering Selection Recommendations

DS1818-10+ (Parametric Equivalent): The DS1818-10+ is a direct parametric equivalent manufactured by Analog Devices Inc./Maxim Integrated within the same EconoReset series. All electrical specifications, package configuration, and compliance certifications are identical to the DS1816-10+. This part is suitable for direct substitution with no design modifications required. Current inventory availability is 3100 pieces.

MCP130-300DI/TO (Cross-Manufacturer Equivalent): The MCP130-300DI/TO from Microchip Technology meets all functional and mechanical requirements for substitution. The voltage threshold specification of 2.925V represents a 1.3% variance from the DS1816-10+ specification of 2.88V, which remains within acceptable tolerance for single-channel supervisor applications. The reset timeout specification of 150ms exceeds the 100ms minimum requirement of the primary part. All compliance certifications (ROHS3, MSL 1) are equivalent. This part is suitable for substitution in applications where the extended reset timeout does not conflict with system timing requirements. Current inventory availability is 3278 pieces.

Both substitute parts maintain active product status and full regulatory compliance. Selection between alternatives should be based on supply availability, lead time, and application-specific timing requirements.

Frequently Asked Questions (FAQ)

Q: Can the DS1818-10+ be used as a direct replacement for the DS1816-10+?

A: Yes. The DS1818-10+ is a parametric equivalent with identical electrical specifications, package configuration, and compliance ratings. No circuit modifications are required for substitution.

Q: What is the key difference between the DS1816-10+ and the MCP130-300DI/TO?

A: Both parts function identically as single-channel supervisors with open drain output and active low reset logic in TO-92-3 packages. The MCP130-300DI/TO has a voltage threshold of 2.925V compared to 2.88V for the DS1816-10+, and a minimum reset timeout of 150ms compared to 100ms. These differences are within acceptable tolerance for most applications.

Q: Are all three parts pin-compatible?

A: Yes. All three parts use the TO-92-3 (TO-226AA) package with identical pin configuration, enabling direct socket substitution without PCB modifications.

Q: Do the substitute parts meet the same compliance requirements?

A: Yes. Both the DS1818-10+ and MCP130-300DI/TO are ROHS3 compliant with MSL 1 rating, matching the compliance profile of the DS1816-10+.

Q: Can the MCP130-300DI/TO be used in applications with strict reset timing requirements?

A: The MCP130-300DI/TO has a minimum reset timeout of 150ms compared to 100ms for the DS1816-10+. Applications with timing-critical reset sequences should verify that the extended timeout does not conflict with system requirements before substitution.

Q: What is the operating temperature range for all substitute parts?

A: All three parts operate across the identical temperature range of -40°C to 85°C (TA), suitable for industrial and commercial applications.

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