HAL504 SF-K Equivalent & Substitute Parts

Part Overview

The HAL504 SF-K is a digital switch Hall effect magnetic sensor manufactured by TDK-Micronas GmbH, designed for magnetic field detection applications. It features an open drain output with temperature compensation and operates across a wide supply voltage range of 3.8V to 24V. The device is packaged in SOT-89B-1 surface mount configuration.

This part is currently classified as obsolete. Identifying suitable substitute components is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this sensor.

Substiute Parts

HAL504 SF-K

TDK-Micronas GmbHIn Stock: 1081HAL504 SF-K Datasheet

Current PartRFQ

HAL1510 SU

TDK-Micronas GmbHIn Stock: 15508HAL1510 SU Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The HAL1510 SU qualifies as a substitute for the HAL504 SF-K based on the following critical parameters:

Core Functional Compatibility:

• Both devices utilize Hall effect technology for magnetic field detection
• Both feature open drain output configuration
• Both are surface mount devices from the same manufacturer (TDK-Micronas GmbH)
• Both operate within overlapping supply voltage ranges (HAL504: 3.8V ~ 24V; HAL1510: 2.7V ~ 24V)

Electrical Performance:

• Supply current requirements are comparable (HAL504: 5.2mA max; HAL1510: 1.6mA max), with the substitute offering improved efficiency
• Operating temperature ranges are compatible (HAL504: -40°C ~ 140°C; HAL1510: -40°C ~ 170°C), with the substitute providing extended high-temperature capability

Mechanical Compatibility:

• Both are surface mount devices suitable for automated assembly
• Package footprints are compatible with standard PCB layouts

Product Status & Availability:

• HAL1510 SU is classified as active with substantial inventory (15,474 pcs), ensuring long-term supply chain viability
• HAL1510 SU carries AEC-Q100 automotive qualification, providing additional reliability assurance

Parameter Comparison

Engineering Selection Recommendations

The HAL1510 SU is a qualified substitute for the HAL504 SF-K based on functional equivalence and electrical compatibility. Selection of the HAL1510 SU provides the following advantages:

Supply Chain Continuity: The HAL1510 SU is an active product with substantial inventory availability, eliminating obsolescence risk associated with the HAL504 SF-K.

Enhanced Reliability: The HAL1510 SU carries AEC-Q100 automotive qualification, meeting stringent reliability and quality standards applicable to automotive and industrial applications.

Improved Thermal Performance: The extended operating temperature range (-40°C ~ 170°C) of the HAL1510 SU accommodates applications requiring higher temperature operation compared to the HAL504 SF-K (-40°C ~ 140°C).

Reduced Power Consumption: The HAL1510 SU operates at 1.6mA maximum supply current, compared to 5.2mA for the HAL504 SF-K, resulting in lower power dissipation in battery-powered or energy-constrained applications.

Package Transition: The HAL1510 SU uses SOT-23-3 packaging (TO-236-3) instead of SOT-89B-1. PCB layout modifications are required to accommodate the different footprint. Both packages are standard surface mount configurations with established manufacturing processes.

Frequently Asked Questions (FAQ)

Q: Can the HAL1510 SU directly replace the HAL504 SF-K without PCB modifications?

A: Electrical substitution is valid; however, package footprints differ. The HAL504 SF-K uses SOT-89B-1 (TO-243AA), while the HAL1510 SU uses SOT-23-3 (TO-236-3). PCB layout modifications are required to accommodate the different pin configuration and physical dimensions.

Q: What are the key electrical differences between these devices?

A: Both devices operate on the same Hall effect principle with open drain outputs. The HAL1510 SU offers lower supply current (1.6mA vs. 5.2mA) and extended operating temperature range (-40°C ~ 170°C vs. -40°C ~ 140°C). Supply voltage ranges overlap, with the HAL1510 SU supporting operation down to 2.7V.

Q: Is the HAL1510 SU suitable for automotive applications?

A: Yes. The HAL1510 SU carries AEC-Q100 qualification, meeting automotive reliability and quality standards. The HAL504 SF-K does not specify automotive qualification.

Q: What is the impact of the different output current specification?

A: The HAL504 SF-K specifies 20mA maximum output current, while the HAL1510 SU does not specify this parameter. For applications requiring high output current drive capability, verify that the HAL1510 SU meets load requirements through detailed datasheet review.

Q: Are there any compatibility concerns with existing circuit designs?

A: Electrical compatibility is established through matching technology (Hall effect), output type (open drain), and overlapping supply voltage ranges. Physical PCB layout changes are necessary due to package differences. Verify pull-up resistor values and load impedance compatibility with the HAL1510 SU datasheet specifications.

Q: What is the lead time and availability status for the HAL1510 SU?

A: The HAL1510 SU is classified as an active product with 15,474 pcs in stock, ensuring immediate availability and long-term supply chain support.