MCS1803GS-05-P Hall Effect Current Sensor Equivalent & Substitute Parts

Part Overview

The MCS1803GS-05-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 ±5A sensing range with ratiometric voltage output and is housed in an 8-SOIC package. The part is currently active in production status with full RoHS3 compliance and REACH unaffected designation. Substitute parts are identified to provide alternative sourcing options when the primary part number is unavailable or when inventory requirements necessitate alternative stock sources.

Substiute Parts

MCS1803GS-05-P

Monolithic Power Systems Inc.In Stock: 1313MCS1803GS-05-P Datasheet

Current PartRFQ

MCS1803GS-05-Z

Monolithic Power Systems Inc.In Stock: 2153MCS1803GS-05-Z Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCS1803GS-05-P is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part MCS1803GS-05-Z is classified as a parametric equivalent based on identical specifications in the following key areas:

Electrical Parameters (Must Match Exactly):

• Current sensing range: ±5A
• Sensitivity: 400mV/A
• Supply voltage: 4.5V ~ 5.5V
• Frequency response: 100kHz
• Linearity: ±0.5%
• Accuracy: ±2.5%
• Response time: 5µs
• Maximum supply current: 10.5mA
• Output configuration: Ratiometric, Voltage
• Measurement capability: AC/DC bidirectional

Mechanical Parameters (Must Match Exactly):

• Package type: 8-SOIC (0.154", 3.90mm Width)
• Mounting type: Surface Mount
• Polarization: Bidirectional

Compliance & Status (Must Match Exactly):

• Product status: Active
• RoHS3 compliance: Yes
• REACH status: Unaffected
• Moisture sensitivity level: 1 (Unlimited)

The substitute part differs only in packaging designation (Tape & Reel format) and inventory availability, with no variation in electrical performance or mechanical form factor.

Parameter Comparison

Engineering Selection Recommendations

Both the MCS1803GS-05-P and MCS1803GS-05-Z are active production parts from Monolithic Power Systems Inc. with identical electrical specifications and mechanical form factors. Selection between these parts is based on availability and supply chain requirements rather than technical performance differentiation.

MCS1803GS-05-P is suitable for applications requiring immediate sourcing with current inventory availability of 1247 pieces.

MCS1803GS-05-Z is suitable for applications where higher inventory availability is required, with 2096 pieces currently in stock.

Both parts meet RoHS3 compliance requirements and carry REACH unaffected status, making them suitable for regulated applications. The MSL rating of 1 (Unlimited) indicates no moisture sensitivity restrictions during storage or handling. Both parts are rated for industrial temperature ranges from -40°C to 125°C junction temperature, supporting applications across consumer, industrial, and automotive environments.

Frequently Asked Questions (FAQ)

Q: Are MCS1803GS-05-P and MCS1803GS-05-Z electrically interchangeable?

A: Yes. Both parts are parametric equivalents with identical electrical specifications including current sensing range (±5A), sensitivity (400mV/A), supply voltage (4.5V ~ 5.5V), frequency response (100kHz), linearity (±0.5%), accuracy (±2.5%), and response time (5µs).

Q: Can these parts be used interchangeably on the same PCB?

A: Yes. Both parts use identical 8-SOIC (0.154", 3.90mm Width) surface-mount packages with the same pinout and mechanical dimensions. No PCB layout modifications are required for substitution.

Q: What is the difference between MCS1803GS-05-P and MCS1803GS-05-Z?

A: The parts are identical in all electrical and mechanical specifications. The difference lies in packaging designation and current inventory levels. MCS1803GS-05-P has 1247 units in stock, while MCS1803GS-05-Z has 2096 units available.

Q: Are both parts RoHS3 compliant?

A: Yes. Both MCS1803GS-05-P and MCS1803GS-05-Z are RoHS3 compliant and carry REACH unaffected status, meeting regulatory requirements for restricted substance use.

Q: What is the operating temperature range for these sensors?

A: Both parts operate across -40°C to 125°C junction temperature (TJ), supporting applications in industrial, commercial, and automotive environments.

Q: What is the moisture sensitivity level for these parts?

A: Both parts have an MSL rating of 1 (Unlimited), indicating no moisture sensitivity restrictions. Standard handling and storage practices are sufficient without special moisture control measures.

Q: Can these Hall-effect sensors measure both AC and DC current?

A: Yes. Both parts support AC/DC measurement with bidirectional polarization, enabling current measurement in both directions across AC and DC applications.

Q: What is the output configuration of these sensors?

A: Both parts provide ratiometric voltage output with 400mV/A sensitivity. The output voltage is proportional to the sensed current and the supply voltage.