MCS1803GS-30-P Hall Effect Current Sensor Equivalent & Substitute Parts

Part Overview

The MCS1803GS-30-P is a 5V linear Hall-effect current sensor manufactured by Monolithic Power Systems Inc., designed for bidirectional AC/DC current measurement applications. This surface-mount device operates in the ±30A sensing range with ratiometric voltage output and is housed in an 8-SOIC package. The part maintains Active product status and is RoHS3 compliant with unlimited moisture sensitivity rating (MSL 1).

Alternative equivalent parts are necessary when primary inventory is unavailable, when supply chain constraints affect procurement timelines, or when design flexibility permits component substitution within specified electrical and mechanical parameters.

Substiute Parts

MCS1803GS-30-P

Monolithic Power Systems Inc.In Stock: 1011MCS1803GS-30-P Datasheet

Current PartRFQ

MCS1803GS-30-Z

Monolithic Power Systems Inc.In Stock: 4013MCS1803GS-30-Z Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MCS1803GS-30-P is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part MCS1803GS-30-Z qualifies as a parametric equivalent based on the following criteria:

Electrical Parameter Equivalence:

• Identical current sensing range (±30A)
• Matching sensitivity specification (66mV/A)
• Equivalent frequency response (100kHz)
• Identical linearity tolerance (±0.5%)
• Matching accuracy specification (±2.5%)
• Identical supply voltage range (4.5V ~ 5.5V)
• Matching response time (5µs)
• Equivalent maximum supply current (10.5mA)
• Identical operating temperature range (-40°C ~ 125°C)

Mechanical & Packaging Equivalence:

• Identical package type (8-SOIC, 0.154", 3.90mm Width)
• Matching surface-mount configuration
• Same supplier device package specification

Compliance & Regulatory Equivalence:

• Identical RoHS3 compliance status
• Matching MSL rating (1 - Unlimited)
• Identical REACH status (REACH Unaffected)
• Same ECCN classification (EAR99)

Parameter Comparison

Engineering Selection Recommendations

Both the MCS1803GS-30-P and MCS1803GS-30-Z are manufactured by Monolithic Power Systems Inc. and maintain Active product status. Selection between these parts is based on availability and supply chain considerations rather than technical differentiation.

MCS1803GS-30-P is suitable for applications where this specific part number is specified in design documentation or where existing inventory supports procurement timelines.

MCS1803GS-30-Z serves as a direct parametric equivalent when MCS1803GS-30-P availability is constrained. Both parts carry identical RoHS3 compliance certification, MSL rating, and regulatory classifications (REACH Unaffected, EAR99). No design modifications, PCB layout changes, or firmware adjustments are required when substituting between these parts.

Frequently Asked Questions (FAQ)

Q: Can MCS1803GS-30-Z be used as a direct replacement for MCS1803GS-30-P in existing designs?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, output characteristics, and package dimensions. No circuit modifications are required.

Q: Are there differences in the 8-SOIC package dimensions between these parts?

A: No. Both parts use the identical 8-SOIC package specification (0.154", 3.90mm Width). PCB footprints and land patterns are interchangeable.

Q: Do both parts meet the same compliance requirements?

A: Yes. Both MCS1803GS-30-P and MCS1803GS-30-Z are RoHS3 compliant, carry MSL 1 (Unlimited) rating, and are REACH Unaffected with EAR99 ECCN classification.

Q: What is the difference between these part numbers?

A: The difference is limited to the suffix designation (-P versus -Z). Both parts are manufactured by Monolithic Power Systems Inc. and share identical electrical performance, sensing range, output characteristics, and operating parameters.

Q: Can these parts be used interchangeably in production?

A: Yes. Both parts are functionally and mechanically equivalent. Production designs can utilize either part number without requiring design review or qualification changes.

Q: What is the current sensing accuracy of these Hall-effect sensors?

A: Both parts provide ±2.5% accuracy across the ±30A sensing range with 66mV/A sensitivity and ±0.5% linearity.

Q: Are there any temperature-related performance differences?

A: No. Both parts operate across the identical temperature range of -40°C to 125°C (junction temperature) with matching performance specifications.