Equivalent & Substitute Parts for L07P020D15 Hall Effect Current Sensor

Part Overview

The L07P020D15 is a 20A Hall Effect open-loop bidirectional current sensor manufactured by Tamura. This through-hole module provides ratiometric voltage output for AC/DC current measurement across a frequency range of DC to 100kHz. The part is classified as obsolete, making identification of equivalent and substitute components essential for ongoing system support and new design implementations. Substitute parts are selected based on matching electrical specifications, mechanical compatibility, and functional equivalence within the Hall Effect current sensor category.

Key Parameters

Parameter	L07P020D15
Manufacturer	Tamura
Series	L07P
Product Status	Obsolete
Sensor Type	Hall Effect, Open Loop
Current Sensing Range	20A
Number of Channels	1
Measurement Type	AC/DC
Output Type	Ratiometric, Voltage
Supply Voltage	±15V
Linearity	±1%
Response Time	5µs
Maximum Supply Current	30mA
Operating Temperature Range	-30°C to 80°C
Polarization	Bidirectional
Mounting Type	Through Hole
Package Type	Module
RoHS Compliance	RoHS Compliant
Frequency Range	DC ~ 100kHz

Substitute Part Grouping Explanation

Substitute parts for the L07P020D15 are categorized based on the following substitution criteria:

Primary Substitution Criteria:

Sensor Type: Hall Effect, Open Loop
Measurement Type: AC/DC
Output Type: Ratiometric, Voltage
Supply Voltage: ±15V
Linearity: ±1%
Response Time: 5µs
Operating Temperature Range: -30°C to 80°C
Polarization: Bidirectional
Mounting Type: Through Hole
Package Type: Module
RoHS Compliance: RoHS Compliant

Substitution Categories:

Direct Functional Equivalent (Same Current Rating): L07P020D15S provides identical 20A current sensing with matching electrical parameters but differs in channel configuration (2 channels vs. 1 channel) and product status (Active vs. Obsolete).
Parametric Equivalents (Lower Current Ratings): L18P003D15, L18P005D15, and L18P010D15 maintain all core electrical specifications and mechanical compatibility but offer reduced current sensing ranges of 3A, 5A, and 10A respectively. These parts are suitable for applications where the full 20A capacity is not required.

All substitute parts share identical supply voltage requirements, response time, linearity specifications, operating temperature range, and mounting configuration with the main part.

Parameter Comparison

Parameter	L07P020D15	L07P020D15S	L18P003D15	L18P005D15	L18P010D15
Manufacturer	Tamura	Tamura	Tamura	Tamura	Tamura
Product Status	Obsolete	Active	Obsolete	Obsolete	Obsolete
Sensor Type	Hall Effect, Open Loop	Hall Effect, Open Loop	Hall Effect, Open Loop	Hall Effect, Open Loop	Hall Effect, Open Loop
Current Sensing Range	20A	20A	3A	5A	10A
Number of Channels	1	2	1	1	1
Measurement Type	AC/DC	AC/DC	AC/DC	AC/DC	AC/DC
Output Type	Ratiometric, Voltage	Ratiometric, Voltage	Ratiometric, Voltage	Ratiometric, Voltage	Ratiometric, Voltage
Supply Voltage	±15V	±15V	±15V	±15V	±15V
Linearity	±1%	±1%	±1%	±1%	±1%
Response Time	5µs	5µs	5µs	5µs	5µs
Maximum Supply Current	30mA	30mA	15mA	15mA	15mA
Operating Temperature Range	-30°C to 80°C	-30°C to 80°C	-30°C to 80°C	-30°C to 80°C	-30°C to 80°C
Polarization	Bidirectional	Bidirectional	Bidirectional	Bidirectional	Bidirectional
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Package Type	Module	Module	Module	Module	Module
RoHS Compliance	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant
Frequency Range	DC ~ 100kHz	Not Specified	DC ~ 100kHz	DC ~ 100kHz	DC ~ 100kHz

Engineering Selection Recommendations

For Direct Replacement (Same Current Capacity):

The L07P020D15S is the recommended substitute for the obsolete L07P020D15. Both parts maintain identical 20A current sensing specifications and electrical parameters. The L07P020D15S is classified as Active product status, ensuring continued availability and supply chain support. The primary difference is channel configuration: L07P020D15S provides 2 channels compared to the single channel of L07P020D15. This configuration difference does not affect substitution compatibility for single-channel applications, as only one channel requires utilization.

For Reduced Current Capacity Applications:

When system requirements permit operation below 20A, the L18P003D15 (3A), L18P005D15 (5A), or L18P010D15 (10A) provide parametric equivalence with all critical electrical specifications maintained. These parts are suitable for applications with lower current measurement demands. All three parts maintain the ±1% linearity, 5µs response time, ±15V supply voltage, and bidirectional measurement capability of the main part. Maximum supply current requirements are reduced to 15mA for these lower-capacity sensors compared to 30mA for the 20A models.

Compliance Considerations:

All substitute parts maintain RoHS compliance status, ensuring regulatory alignment with the original L07P020D15. Through-hole mounting configuration is consistent across all substitute options, supporting direct mechanical integration into existing PCB designs.

Frequently Asked Questions (FAQ)

Q: Can L07P020D15S directly replace L07P020D15 in existing designs?

A: Yes. The L07P020D15S provides direct functional replacement with identical 20A current sensing, ±15V supply voltage, ±1% linearity, 5µs response time, and bidirectional measurement capability. The L07P020D15S is Active product status, providing supply continuity for the obsolete L07P020D15. The 2-channel configuration of L07P020D15S does not prevent single-channel operation; only one channel requires connection in applications designed for the single-channel L07P020D15.

Q: What is the difference between L07P020D15 and L18P003D15, L18P005D15, L18P010D15?

A: The primary difference is current sensing range. L07P020D15 measures up to 20A, while L18P003D15, L18P005D15, and L18P010D15 measure 3A, 5A, and 10A respectively. All other electrical specifications remain identical: ±15V supply voltage, ±1% linearity, 5µs response time, DC to 100kHz frequency range, bidirectional measurement, and ratiometric voltage output. These lower-capacity sensors are suitable only for applications where the measured current does not exceed their respective ratings.

Q: Are all substitute parts RoHS compliant?

A: Yes. All substitute parts listed—L07P020D15S, L18P003D15, L18P005D15, and L18P010D15—are RoHS compliant, matching the compliance status of the original L07P020D15.

Q: What is the mounting compatibility of substitute parts?

A: All substitute parts use through-hole mounting in module package configuration, identical to the L07P020D15. Direct mechanical integration into existing PCB designs is supported without modification to mounting footprints or hole patterns.

Q: Can lower-capacity sensors (3A, 5A, 10A) be used in place of the 20A L07P020D15?

A: Lower-capacity sensors can be used only in applications where the maximum measured current does not exceed the sensor's rated capacity. Using a 3A, 5A, or 10A sensor in a circuit designed for 20A measurement would result in sensor saturation and loss of measurement accuracy. Application current requirements must be evaluated before selecting a lower-capacity substitute.

Q: What is the operating temperature range for all substitute parts?

A: All substitute parts operate across the identical temperature range of -30°C to 80°C, matching the L07P020D15 specification.

Q: Is frequency response identical across all substitute parts?

A: The L07P020D15, L18P003D15, L18P005D15, and L18P010D15 all specify DC to 100kHz frequency response. The L07P020D15S does not specify frequency range in the provided parameters; frequency response should be confirmed with manufacturer documentation before selection for frequency-dependent applications.

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