INA2181 vs INA2181A4IDSQR Comparison
Detailed side-by-side comparison of INA2181 by Texas Instruments and INA2181A4IDSQR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | INA2181 | INA2181A4IDSQR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.31 | $0.18 |
| Product Type | Dual-channel current sense amplifier | Current Sense Amplifier (Current-Shunt Monitor) |
| Number of Channels | 2 | — |
| Input Common-Mode Voltage Range | -0.2 V to 26 V | — |
| Common-Mode Rejection Ratio | [DATA_NEEDED: CMRR value] | — |
| Bandwidth | 350 kHz | 350 kHz |
| Gain Options | 20 V/V (A1), 50 V/V (A2), 100 V/V (A3), 200 V/V (A4) | — |
| Output Type | Voltage output (rail-to-rail) | Rail-to-Rail, voltage output, bidirectional |
| Supply Voltage Range | [DATA_NEEDED: supply range] | 2.7 V to 5.5 V |
| Operating Temperature Range | -40C to +125C | -40 C to +125 C |
| Sensing Mode | Low-side and high-side, bi-directional | — |
| Package | 10-VSSOP (DGS) and 10-WSON | 10-WSON (DSQ), 2 mm x 2 mm |
| Mounting Type | Surface Mount | Surface Mount |
| Input Offset Voltage | [DATA_NEEDED: Vos value] | [DATA_NEEDED: Input Offset Voltage] |
| Reference Pin | Yes (REF, shared bi-directional offset) | — |
| RoHS Status | Compliant | RoHS & Green compliant |
| Automotive Grade Option | INA2181-Q1 (AEC-Q100) | — |
| Channels | — | 2 |
| Gain (A4 option) | — | 200 V/V, fixed |
| Common-Mode Voltage Range | — | -0.2 V to +26 V |
| Sensing Topology | — | High-side or low-side |
| Quiescent Current (per amplifier) | — | [DATA_NEEDED: Quiescent Current] |
| MSL Rating | — | MSL 1 - 260 C - UNLIM |
| REACH Compliance | — | Unknown - see compliance_info |
| Automotive Qualification | — | Not AEC-Q100 (see INA2181-Q1 variants) |