INA2181A1QDGSRQ1 vs INA2181A4QDGSRQ1 Comparison
Detailed side-by-side comparison of INA2181A1QDGSRQ1 by Texas Instruments and INA2181A4QDGSRQ1 by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
INA2181A1QDGSRQ1 - 26V Dual Ch Current Sense Amp, A1 Gain | TI
INA2181A1QDGSRQ1 ✓ ActiveTexas Instruments
INA2181A4QDGSRQ1 - 26V Dual 350kHz Current Sense Amp AEC-Q100 | TI
INA2181A4QDGSRQ1 ✓ ActiveSpecification Comparison
| Parameter | INA2181A1QDGSRQ1 | INA2181A4QDGSRQ1 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Current Sensors | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.35 | $0.72 |
| Channels | 2 (dual-channel) | — |
| Gain (A1 option) | 20 V/V | — |
| Bandwidth | 350 kHz (typ) | 350 kHz |
| Common-Mode Voltage Range | -0.2 V to 26 V (independent of supply) | -0.2 V to +26 V |
| Supply Voltage Range | 1.7 V to 5.5 V | — |
| Input Offset Voltage | [DATA_NEEDED: input offset voltage] | [DATA_NEEDED: input offset voltage] |
| Gain Error | [DATA_NEEDED: gain error] | — |
| Output Type | Voltage output, rail-to-rail | Rail-to-rail voltage output, bidirectional (REF pin) |
| Measurement Topology | Bidirectional, low-side and high-side | — |
| Quiescent Current | [DATA_NEEDED: quiescent current] | [DATA_NEEDED: quiescent current] |
| Operating Temperature Range | -40C to +125C | -40C to +125C (TA) |
| Package | 10-pin VSSOP (DGS) | 10-VSSOP (DGS) |
| Mounting Type | Surface Mount | Surface Mount |
| Qualification | AEC-Q100 qualified | AEC-Q100 qualified (automotive) |
| RoHS Status | Compliant | Compliant (per distributor listing) |
| Family | INAx181-Q1 (INA181-Q1, INA2181-Q1, INA4181-Q1) | INAx181-Q1 (INA181-Q1, INA2181-Q1, INA4181-Q1) |
| Reference Pins | REF1 and REF2 for bidirectional offset | — |
| Product Type | — | Dual-channel bidirectional current sense amplifier |
| Number of Channels | — | 2 |
| Gain (A4 variant) | — | 200 V/V |
| Supply Voltage (Max) | — | 5.5 V |
| Sensing Method | — | Low-side and high-side, bidirectional |
| Packaging | — | Tape and Reel (R suffix) |