CSNE151-202 Equivalent & Substitute Parts

Part Overview

The CSNE151-202 is a Hall Effect current sensor manufactured by Honeywell Sensing and Productivity Solutions, designed for AC/DC current measurement applications. This closed-loop bidirectional module features a 90A sensing capacity with single pass-through configuration and through-hole mounting. The part is classified as obsolete, necessitating identification of active equivalent alternatives that maintain functional compatibility for ongoing system support and new designs.

Key Parameters

Parameter	Value
Manufacturer Part Number	CSNE151-202
Manufacturer	Honeywell Sensing and Productivity Solutions
Series	CSN
Sensor Type	Hall Effect, Closed Loop
Current Sensing Range	90A
Number of Channels	1
For Measuring	AC/DC
Output Type	Ratiometric, Current
Frequency Range	DC ~ 150kHz
Linearity	±0.2%
Accuracy	±0.5%
Supply Voltage	±15V
Response Time	1µs
Maximum Supply Current	10mA
Operating Temperature Range	0°C ~ 70°C
Polarization	Bidirectional
Mounting Type	Through Hole
Package Configuration	Module, Single Pass Through
RoHS Status	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the CSNE151-202 is determined by strict adherence to the following critical parameters:

Mandatory Matching Parameters:

Sensor Type: Hall Effect, Closed Loop
Number of Channels: 1
For Measuring: AC/DC
Output Type: Ratiometric, Current
Frequency Range: DC ~ 150kHz
Supply Voltage: ±15V
Mounting Type: Through Hole
Package Configuration: Module, Single Pass Through
Polarization: Bidirectional

Variable Parameters (Substitution Allowed):

Current Sensing Range: 90A (primary specification; lower ratings acceptable for reduced current applications)
Product Status: Active alternatives preferred over obsolete designation

All identified substitute parts maintain identical electrical performance characteristics, compliance certifications, and mechanical compatibility. Substitutes are grouped by current sensing capacity, with the CSNE151-204 and CSNE151-200 providing direct 90A equivalents in active product status.

Parameter Comparison

Parameter	CSNE151-202	CSNE151-204	CSNE151-200	CSNE151-104	CSNE151-002	CSNE151-100	CSNE151
Current Sensing (A)	90	90	90	56	43	36	36
Sensor Type	Hall Effect, Closed Loop	Hall Effect, Closed Loop	Hall Effect, Closed Loop	Hall Effect, Closed Loop	Hall Effect, Closed Loop	Hall Effect, Closed Loop	Hall Effect, Closed Loop
Number of Channels	1	1	1	1	1	1	1
For Measuring	AC/DC	AC/DC	AC/DC	AC/DC	AC/DC	AC/DC	AC/DC
Output Type	Ratiometric, Current	Ratiometric, Current	Ratiometric, Current	Ratiometric, Current	Ratiometric, Current	Ratiometric, Current	Ratiometric, Current
Frequency Range	DC ~ 150kHz	DC ~ 150kHz	DC ~ 150kHz	DC ~ 150kHz	DC ~ 150kHz	DC ~ 150kHz	DC ~ 150kHz
Linearity	±0.2%	±0.2%	±0.2%	±0.2%	±0.2%	±0.2%	±0.2%
Accuracy	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
Supply Voltage	±15V	±15V	±15V	±15V	±15V	±15V	±15V
Response Time	1µs	1µs	1µs	1µs	1µs	1µs	1µs
Maximum Supply Current	10mA	10mA	10mA	10mA	10mA	10mA	10mA
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C
Polarization	Bidirectional	Bidirectional	Bidirectional	Bidirectional	Bidirectional	Bidirectional	Bidirectional
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Package Configuration	Module, Single Pass Through	Module, Single Pass Through	Module, Single Pass Through	Module, Single Pass Through	Module, Single Pass Through	Module, Single Pass Through	Module, Single Pass Through
RoHS Status	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Obsolete	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Primary Substitutes (90A Current Sensing):

CSNE151-204 and CSNE151-200 are direct functional equivalents to the CSNE151-202, maintaining identical 90A current sensing capacity. Both parts are classified as active products, ensuring long-term availability and supply chain continuity. CSNE151-204 is available in bulk packaging with 5,592 units in stock, while CSNE151-200 maintains 808 units. Both parts carry RoHS compliance and identical electrical specifications.

Secondary Substitutes (Reduced Current Sensing):

CSNE151-104 (56A), CSNE151-002 (43A), CSNE151-100 (36A), and CSNE151 (36A) are active alternatives suitable for applications requiring lower current measurement ranges. These parts maintain all mandatory electrical and mechanical parameters while reducing maximum current capacity. Selection of these alternatives is appropriate only when system current requirements do not exceed the specified sensing range.

Compliance and Certification:

All substitute parts maintain RoHS compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage environments. ECCN classification EAR99 applies to applicable variants, maintaining consistent export control status.

Frequently Asked Questions (FAQ)

Q: Can CSNE151-204 directly replace CSNE151-202 in existing designs?

A: Yes. CSNE151-204 maintains identical electrical specifications, frequency response, accuracy, linearity, supply voltage, response time, and mechanical mounting configuration. The primary difference is product status transition from obsolete to active, ensuring continued availability.

Q: What is the difference between CSNE151-204 and CSNE151-200?

A: Both parts provide 90A current sensing with identical electrical performance. The distinction lies in packaging designation and inventory levels. CSNE151-204 is packaged in bulk configuration with higher stock availability (5,592 units), while CSNE151-200 maintains standard packaging with 808 units available.

Q: Can lower-rated current sensors (36A, 43A, 56A) substitute for the 90A CSNE151-202?

A: Lower-rated sensors maintain all mandatory electrical and mechanical parameters but are limited to their specified current sensing ranges. Substitution is valid only when system current requirements remain within the lower sensor's maximum rating. Exceeding the rated current range results in measurement error and potential component damage.

Q: Are all substitute parts RoHS compliant?

A: Yes. All identified substitute parts carry RoHS compliance certification, maintaining environmental and regulatory compatibility with the original CSNE151-202.

Q: What is the significance of the MSL 1 (Unlimited) rating?

A: MSL 1 (Unlimited) indicates the component has no moisture sensitivity limitations. The part does not require special moisture-controlled storage or handling procedures, simplifying inventory management and reducing storage costs.

Q: Does packaging type affect electrical performance?

A: No. Packaging designation (bulk versus standard) reflects distribution and inventory configuration only. Electrical specifications, accuracy, linearity, frequency response, and all performance parameters remain identical regardless of packaging type.

Q: Are there any frequency response limitations when substituting parts?

A: No. All substitute parts maintain the identical DC ~ 150kHz frequency range, ensuring compatibility with applications requiring specific bandwidth characteristics.

Q: What supply voltage is required for all substitute parts?

A: All substitute parts require ±15V supply voltage. System power supply specifications must accommodate this requirement for proper sensor operation.

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