نظرة عامة على المنتج
The Texas Instruments INA225AQDGKRQ1 is an AEC-Q100 qualified, 36 V, bidirectional current-sense amplifier with four pin-selectable gain settings (25, 50, 100, 200 V/V). It features ±150 µV max offset voltage and 0.5 µV/°C drift for precision current measurement in automotive applications.
المواصفات الرئيسية
| Common-Mode Range | 0 V to 36 V |
| Offset Voltage | ±150 µV max |
| Gain Options | 25, 50, 100, 200 V/V |
| Gain Accuracy | ±0.15% max (25, 50 V/V) |
| CMRRR | 95 dB min |
| Bandwidth | 250 kHz (G=25) |
| جهد الإمداد | 2.7 V to 36 V |
| تيار التهدئة | 350 µA max |
| درجة حرارة التشغيل | -40 درجة مئوية إلى +125 درجة مئوية |
| الحزمة | VSSOP-8 (3×4.9mm) |
الميزات
- AEC-Q100 qualified (Grade 1)
- Four pin-selectable gain settings
- Zero-drift architecture for ultra-low offset
- Bidirectional current measurement
- External reference for bidirectional sensing
- Functional safety capable
التطبيقات
- Automotive motor control
- Battery current monitoring
- Power supply monitoring
- Test and measurement