ACS37800KMACTR-030B3-I2C vs ACS37800KMACTR-015B5-SPI Comparison
Detailed side-by-side comparison of ACS37800KMACTR-030B3-I2C by Allegro MicroSystems and ACS37800KMACTR-015B5-SPI by Allegro MicroSystems. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Allegro MicroSystems
ACS37800KMACTR-030B3-I2C - Isolated ±30A AC/DC Power Monitor | Allegro
ACS37800KMACTR-030B3-I2C ✓ ActiveAllegro MicroSystems
ACS37800KMACTR-015B5-SPI - Isolated ±15A Power Monitor IC, SPI, 16-SOIC | Allegro
ACS37800KMACTR-015B5-SPI ✓ ActiveSpecification Comparison
| Parameter | ACS37800KMACTR-030B3-I2C | ACS37800KMACTR-015B5-SPI |
|---|---|---|
| Brand | Allegro MicroSystems | Allegro MicroSystems |
| Category | Current Sensors | Current Sensors |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.50 | $3.78 |
| Function | Isolated AC/DC power monitoring IC (voltage, current, power, energy) | — |
| Current Range | -30 A to +30 A bidirectional | — |
| Voltage Range | 480 VRMS nominal, up to ±980 V peak | — |
| Supply Voltage (VCC) | 3.3 V | — |
| Digital Interface | I2C | SPI (4-wire, up to 10 MHz) |
| Isolation Voltage | 5 kVRMS reinforced | — |
| Package | 16-SOIC (MA), surface mount | 16-SOIC (MA) tape and reel, 1000 pcs/reel |
| Operating Temperature | -40 C to +125 C | -40C to +125C |
| Output Type | Digital (I2C, programmable) | — |
| Channels | 1 (combined voltage and current) | — |
| Zero-Cross Detection | Yes (with time-based hysteresis) | — |
| Gain/Phase Calibration | Factory trimmed | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Tape and Reel Quantity | 1000 pieces per reel, 3000 pieces per box | — |
| Product Type | — | Isolated Power Monitoring IC |
| Current Sensing Range | — | ±15.5 A (015B5 variant) |
| Voltage Sensing Range | — | Programmable, up to ±980 V peak / 480 VRMS nominal |
| Galvanic Isolation | — | 1418 V reinforced (UL/TUV recognized) |
| Supply Voltage (Secondary Side) | — | 3.3 V or 5 V |
| Zero-Crossing Detection | — | Integrated, programmable threshold |
| Overcurrent/Overvoltage Flag | — | Integrated hardware flag pins |
| On-Chip Metrology | — | VRMS, IRMS, instantaneous power, line frequency, active energy |
| ADC Resolution | — | 16-bit sigma-delta |
| MSL Level | — | 3 (per JEDEC J-STD-020) |