DS1818-10+ Equivalent & Substitute Parts

Part Overview

The DS1818-10+ is an active low reset supervisor integrated circuit manufactured by Analog Devices Inc./Maxim Integrated, part of the EconoReset series. This single-channel power management IC monitors supply voltage and provides reset signal generation for microcontroller and processor applications. The device operates as a simple reset/power-on reset supervisor with open drain or open collector output configuration. The DS1818-10+ maintains active product status and is widely used in embedded systems requiring reliable power supply monitoring and system reset control.

Equivalent and substitute parts are identified when alternative components meet the same electrical specifications, mechanical compatibility, and functional requirements. This reference enables design flexibility and supply chain continuity for applications utilizing the DS1818-10+ supervisor IC.

Key Parameters

Parameter	Value
Manufacturer	Analog Devices Inc./Maxim Integrated
Part Number	DS1818-10+
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)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution eligibility for the DS1818-10+ is determined by strict alignment of the following critical parameters:

Mandatory Matching Parameters:

Number of Voltages Monitored: 1 channel
Output Configuration: Open Drain or Open Collector
Reset Logic: Active Low
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)
REACH Status: REACH Unaffected

Allowable Parameter Variations:

Voltage Threshold: ±0.045V tolerance acceptable (2.88V ± 0.045V range)
Reset Timeout: Minimum value may exceed 100ms specification
Packaging Format: Bulk, Cut Tape (CT), or Bag formats are interchangeable for the same electrical device
Manufacturer: Different manufacturers permitted if all electrical and mechanical parameters align

Substitute parts are grouped into three categories: direct packaging equivalents, parametric equivalents, and manufacturer-recommended alternatives.

Parameter Comparison

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

Engineering Selection Recommendations

DS1818-10+T&R (Cut Tape Format) This part is a direct electrical equivalent to the DS1818-10+ with identical specifications. The only difference is packaging format: Cut Tape (CT) versus Bulk. Selection depends on assembly process requirements. Cut Tape format is suitable for automated pick-and-place assembly operations, while Bulk format accommodates manual or tray-fed assembly processes. Both formats maintain ROHS3 compliance and REACH unaffected status.

DS1816-10+ (Parametric Equivalent) The DS1816-10+ is a parametric equivalent with all electrical and mechanical specifications matching the DS1818-10+. The base product number differs (DS1816 versus DS1818), but functional performance is identical. This part is suitable for direct substitution in applications where the DS1818-10+ is unavailable. Product status is active and compliance certifications are equivalent.

MCP130-300DI/TO (Manufacturer-Recommended Alternative) The MCP130-300DI/TO is manufactured by Microchip Technology and meets all mandatory substitution criteria. Two parameter variations exist: voltage threshold is 2.925V (0.045V higher than DS1818-10+) and reset timeout is 150ms minimum (50ms longer than DS1818-10+). These variations remain within acceptable tolerance ranges for single-channel supervisor applications. This part is suitable for applications where the voltage threshold tolerance and extended reset timeout do not conflict with system requirements. Product status is active and compliance certifications are equivalent.

Frequently Asked Questions (FAQ)

Q: Can DS1818-10+T&R be used as a direct replacement for DS1818-10+? A: Yes. DS1818-10+T&R is electrically identical to DS1818-10+. The difference is packaging format only. DS1818-10+T&R uses Cut Tape (CT) format with formed leads, suitable for automated assembly. DS1818-10+ uses Bulk format. Both are ROHS3 compliant and maintain identical electrical performance.

Q: What is the difference between DS1818-10+ and DS1816-10+? A: Both parts are functionally equivalent with identical electrical specifications, operating temperature range, and package configuration. The base product number differs (DS1818 versus DS1816), but this does not affect performance in applications. Both are active products from Analog Devices Inc./Maxim Integrated with equivalent compliance status.

Q: Can MCP130-300DI/TO replace DS1818-10+ in all applications? A: MCP130-300DI/TO meets all mandatory substitution criteria and is suitable for most applications. Two parameter differences exist: voltage threshold is 2.925V (versus 2.88V) and reset timeout is 150ms minimum (versus 100ms). Applications with strict voltage threshold or reset timing requirements must evaluate these variations against system specifications.

Q: Are all substitute parts available in the same package? A: Yes. All substitute parts use TO-226-3, TO-92-3 (TO-226AA) through-hole package configuration. Pin compatibility and mechanical fit are identical across all listed substitutes. Packaging format (Bulk, Cut Tape, or Bag) differs but does not affect electrical or mechanical compatibility.

Q: What compliance certifications apply to all substitute parts? A: All listed parts maintain ROHS3 compliance, REACH unaffected status, and Moisture Sensitivity Level 1 (Unlimited). These certifications are consistent across DS1818-10+, DS1818-10+T&R, DS1816-10+, and MCP130-300DI/TO.

Q: Which substitute part should be selected for new designs? A: Selection depends on availability, packaging requirements, and application-specific parameter tolerances. DS1818-10+T&R is preferred for automated assembly processes. DS1816-10+ is preferred when Analog Devices supply is constrained. MCP130-300DI/TO is preferred when Microchip supply is preferred and voltage threshold/reset timeout variations are acceptable.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message