Product Overview
The Allegro ACS37600 is a high-precision, programmable linear Hall-effect sensor IC designed for core-based current sensing applications. It offers industry-leading noise performance and a user-programmable bandwidth (100 to 400 kHz) for balancing speed and noise. The device features a very fast response time (<1.25 s typ.), a wide sensing range, and user-programmable sensitivity and offset, including compensation for ferromagnetic core drift. It includes a user-programmable bidirectional reference voltage pin (VREF) for easy interfacing with ADCs and a user-programmable overcurrent fault pin with a 1.5 s (typ) response time for fast short-circuit protection. The ACS37600 is ideal for industrial, commercial, and communications applications including current sensing modules, solar systems, motor control, UPS, smart fuses, and power supplies.
Product Attributes
- Brand: Allegro
- Package Type: 8-pin TSSOP (suffix LU)
- Lead (Pb) Free: Yes
- Leadframe Plating: 100% matte tin
Technical Specifications
| Part Number | Factory-Trimmed Sensitivity (mV/G) | Factory-Programmed Operating Range (G) | Programmable Sens Range (mV/G) | TA (C) | Packing |
|---|---|---|---|---|---|
| ACS37600KLUA-1P5B5-C | 1.5 | 1333 | 0 to 2667 | 40 to 125 | 4000 pieces per 13-inch reel |
| ACS37600KLUA-003B5-C | 3 | 667 | 0 to 1333 | 40 to 125 | 4000 pieces per 13-inch reel |
| ACS37600KLUA-006B5-C | 6 | 333 | 0 to 667 | 40 to 125 | 4000 pieces per 13-inch reel |
| ACS37600KLUA-013B5-C | 13.5 | 148 | 0 to 296 | 40 to 125 | 4000 pieces per 13-inch reel |
| ACS37600KLUA-1P5B5-CP | 1.5 | 1333 | 0 to 2667 | 40 to 125 | 4000 pieces per 13-inch reel |
| ACS37600KLUA-003B5-CP | 3 | 667 | 0 to 1333 | 40 to 125 | 4000 pieces per 13-inch reel |
| ACS37600KLUA-006B5-CP | 6 | 333 | 0 to 667 | 40 to 125 | 4000 pieces per 13-inch reel |
| ACS37600KLUA-013B5-CP | 13.5 | 148 | 0 to 296 | 40 to 125 | 4000 pieces per 13-inch reel |
| Characteristic | Symbol | Test Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VCC | Standard operating voltage | 4.5 | 5 | 5.5 | V |
| Supply Current | ICC | VCC = 4.5 to 5.5 V, output open, factory default | 16 | 23 | mA | |
| Supply Current | ICC | VCC = 4.5 to 5.5 V, output open, eco_mode = 1 | 14 | 23 | mA | |
| Output Saturation Voltage (High) | VSAT(HIGH) | VCC = 5 V, RLOAD = 2 k pull-down | VCC 0.3 | V | ||
| Output Saturation Voltage (Low) | VSAT(LOW) | VCC = 5 V, RLOAD = 2 k pull-up | 0 | 0.4 | V | |
| Response Time | tRESPONSE | TA = 25C, CL = 1 nF, 1 s input step, 1 V output swing, 90% input to 90% output, BW = 400 kHz | 1.25 | 2.5 | s | |
| Overcurrent Fault Response Time | tOCF | BW = 400 kHz | 1.5 | 4 | s | |
| Bandwidth | Selectable | 100 kHz | >400 kHz |
2401220953_ALLEGRO-ACS37600KLUATR-013B5-C_C19761986.pdf
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