ACS37800KMACTR-015B5-SPI vs ACS37800KMACTR-030B3-I2C Comparison
Detailed side-by-side comparison of ACS37800KMACTR-015B5-SPI by Allegro MicroSystems and ACS37800KMACTR-030B3-I2C 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-015B5-SPI - Isolated ±15A Power Monitor IC, SPI, 16-SOIC | Allegro
ACS37800KMACTR-015B5-SPI ✓ ActiveAllegro MicroSystems
ACS37800KMACTR-030B3-I2C - Isolated ±30A AC/DC Power Monitor | Allegro
ACS37800KMACTR-030B3-I2C ✓ ActiveSpecification Comparison
| Parameter | ACS37800KMACTR-015B5-SPI | ACS37800KMACTR-030B3-I2C |
|---|---|---|
| Brand | Allegro MicroSystems | Allegro MicroSystems |
| Category | Current Sensors | Current Sensors |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.78 | $4.50 |
| 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 | — |
| Digital Interface | SPI (4-wire, up to 10 MHz) | I2C |
| Galvanic Isolation | 1418 V reinforced (UL/TUV recognized) | — |
| Supply Voltage (Secondary Side) | 3.3 V or 5 V | — |
| Operating Temperature | -40C to +125C | -40 C to +125 C |
| 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 | — |
| Package | 16-SOIC (MA) tape and reel, 1000 pcs/reel | 16-SOIC (MA), surface mount |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (per JEDEC J-STD-020) | — |
| RoHS Status | Compliant | Compliant |
| 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 |
| Isolation Voltage | — | 5 kVRMS reinforced |
| Output Type | — | Digital (I2C, programmable) |
| Channels | — | 1 (combined voltage and current) |
| Zero-Cross Detection | — | Yes (with time-based hysteresis) |
| Gain/Phase Calibration | — | Factory trimmed |
| Tape and Reel Quantity | — | 1000 pieces per reel, 3000 pieces per box |