MCS1806GS-5-40-P Hall Effect Current Sensor Equivalent & Substitute Parts

Part Overview

The MCS1806GS-5-40-P is a 3KVRMS isolated Hall-effect current sensor manufactured by Monolithic Power Systems Inc. This component functions as a bidirectional current measurement device with differential output, designed for AC/DC current sensing applications requiring galvanic isolation. The sensor operates in the ±40A measurement range with ratiometric voltage output and is housed in an 8-SOIC surface mount package.

The MCS1806GS-5-40-P maintains Active product status and is RoHS3 compliant. Equivalent substitute parts are identified based on identical electrical performance parameters and mechanical compatibility within the same package footprint.

Substiute Parts

MCS1806GS-5-40-P

Monolithic Power Systems Inc.In Stock: 1129MCS1806GS-5-40-P Datasheet

Current PartRFQ

MCS1806GS-5-40-Z

Monolithic Power Systems Inc.In Stock: 3723MCS1806GS-5-40-Z Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCS1806GS-5-40-P is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters establish the substitution criteria:

Electrical Performance Parameters:

• Current sensing range: ±40A
• Sensor type: Hall Effect, Differential
• Output configuration: Ratiometric, Voltage
• Sensitivity: 50mV/A
• Frequency response: 100kHz
• Linearity: ±0.5%
• Accuracy: ±2.5%
• Supply voltage: 4.5V ~ 5.5V
• Response time: 5µs
• Maximum supply current: 10.5mA
• Operating temperature range: -40°C ~ 125°C (TJ)
• Polarization: Bidirectional
• Measurement capability: AC/DC

Mechanical & Compliance Parameters:

• Package type: 8-SOIC (0.154", 3.90mm Width)
• Mounting type: Surface Mount
• RoHS status: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)
• Manufacturer: Monolithic Power Systems Inc.

Only parts matching all specified parameters are classified as direct equivalents.

Parameter Comparison

Engineering Selection Recommendations

The MCS1806GS-5-40-Z is a direct parametric equivalent to the MCS1806GS-5-40-P. Both components are manufactured by Monolithic Power Systems Inc. and maintain identical electrical specifications, mechanical packaging, and compliance certifications.

Selection Basis:

Both parts are Active status products with ROHS3 compliance and identical moisture sensitivity ratings. The components share the same 8-SOIC package footprint, enabling direct PCB layout compatibility without redesign. Electrical performance across all measured parameters—including current sensing range, sensitivity, frequency response, accuracy, and temperature operating range—is identical.

The primary distinction between these parts is packaging format: MCS1806GS-5-40-P is supplied in Tape & Reel format, while MCS1806GS-5-40-Z is also supplied in Tape & Reel format. Both maintain equivalent inventory availability and supply chain status.

Component selection between these equivalents should be based on procurement requirements, lead time availability, and supply chain logistics rather than technical performance differentiation.

Frequently Asked Questions (FAQ)

Q: Can MCS1806GS-5-40-Z be used as a direct replacement for MCS1806GS-5-40-P in existing designs?

A: Yes. The MCS1806GS-5-40-Z is a direct parametric equivalent with identical electrical specifications, output characteristics, and 8-SOIC package dimensions. No circuit modifications or PCB layout changes are required for substitution.

Q: Are there differences in current sensing accuracy between these parts?

A: No. Both the MCS1806GS-5-40-P and MCS1806GS-5-40-Z maintain ±2.5% accuracy and ±0.5% linearity specifications across the full ±40A measurement range.

Q: Do both parts support the same supply voltage range?

A: Yes. Both components operate with a supply voltage range of 4.5V to 5.5V and draw a maximum of 10.5mA supply current.

Q: What is the temperature operating range for both parts?

A: Both the MCS1806GS-5-40-P and MCS1806GS-5-40-Z operate across a junction temperature range of -40°C to 125°C (TJ).

Q: Are both parts RoHS compliant?

A: Yes. Both components are ROHS3 compliant with moisture sensitivity level 1 (unlimited), meeting environmental and regulatory requirements for industrial and commercial applications.

Q: What is the package footprint compatibility?

A: Both parts use the 8-SOIC (0.154", 3.90mm Width) surface mount package. Pin configuration and PCB land pattern are identical, enabling direct substitution without layout modifications.

Q: What is the frequency response capability of these sensors?

A: Both the MCS1806GS-5-40-P and MCS1806GS-5-40-Z support 100kHz frequency response with 5µs response time, suitable for AC/DC current measurement applications.

Q: Can these parts measure both AC and DC current?

A: Yes. Both components are rated for AC/DC current measurement with bidirectional polarization, enabling measurement of current flow in either direction.