ACS71240KEXBLT-010B3

Identity

• Manufacturer: ALLEGRO(美国埃戈罗)
• Model / MPN: ACS71240KEXBLT-010B3
• LCSC: C2155542
• Category: hall-current-sensor
• Description: Automotive isolated Hall current sensor IC with common-mode field rejection and overcurrent detection, 3V3.6V, 10A, 132mV/A, 7.5mA, 120kHz, -40°C+125°C
• Source: EasyEDA/JLC verified common component seed
• Project designators: Not project-specific
• Project quantity per board: Not project-specific

Capabilities

• analog: interface

Package And Footprint

• Package / footprint name: QFN-12(3x3)
• Pin count: 12
• EasyEDA symbol UUID: 0f7b54b9a8124d6da4e70a3649dadbc2
• EasyEDA footprint UUID: 18a67208dfb543f89dc54c2e0595e6fa
• EasyEDA device UUID: 22ccb6b2a5dd4827b53cc078a4fdb51d
• EasyEDA library UUID: 0819f05c4eef4c71ace90d822a990e87

Power And Operating Modes

• Active current: Not characterized in seed; extract active current from datasheet tables.
• Sleep / standby current: EasyEDA property: 7.5mA.
• Supply rails: EasyEDA property: 3V~3.6V.
• Notes: Seed values are search hints only. Verify power modes, rail limits, startup requirements, and reference design passives from the datasheet.

Procurement Classification

• JLC class: Extended Part
• JLC note / assembly basis: EasyEDA/JLC verified common power distribution, protection, and sensing seed
• Assembly status: jlc_extended
• Price-break table: Not captured in seed. Store only timestamped price-break snapshots when intentionally refreshed.
• Live stock: intentionally not stored as durable selection data; refresh externally before ordering.

Datasheet And Links

• Datasheet / product URL: https://item.szlcsc.com/datasheet/ACS71240KEXBLT-010B3/2247591.html
• Product URL: https://item.szlcsc.com/datasheet/ACS71240KEXBLT-010B3/2247591.html
• Datasheet-derived notes: Not extracted yet. Use PDF extraction to fill power modes, absolute maximums, pin functions, package variants, and reference design requirements.

Selection Notes

• Good for: galvanically isolated current measurement, motor/load current telemetry, bidirectional current sensing, and noisy high-current paths
• Avoid when: Not captured yet.
• Known layout constraints: Verify package land pattern, decoupling requirements, thermal pad, RF keepouts, crystal routing, and boot straps from the datasheet.
• Equivalent search hints: match category hall-current-sensor, interfaces analog, package QFN-12(3x3), and EasyEDA footprint UUID 18a67208dfb543f89dc54c2e0595e6fa.

Search Keywords

seed:common-power-distribution-sense, source:easyeda-bridge, iot, common-pcb, power-distribution, power-sensing, protection, acs71240, hall-effect, isolated-current-sense, analog-output, 10a, hall-current-sensor, qfn-12-3x3, jlc-extended, analog, jlc_extended, jlc-note:easyeda-jlc-verified-common-power-distribution-protection-and-sensing-seed