Data Sheet (STEVAL-ISQ010V1)Table of Contents1 Application schematic and pin description3Figure 1. Application schematics3Table 1. Pin description32 Absolute maximum ratings and operating conditions4Table 2. Absolute maximum ratings4Table 3. Operating conditions43 Electrical characteristics5Table 4. Supply5Table 5. Current sensing amplifier input stage5Table 6. Current sensing amplifier output stage6Table 7. Current sensing amplifier frequency response6Table 8. Current sensing amplifier noise6Table 9. Signal conditioning amplifier74 Electrical characteristics curves: current sense amplifier8Figure 2. Output voltage vs. Vsense8Figure 3. A1 pin voltage accuracy vs. Vsense8Figure 4. Supply current vs. supply voltage8Figure 5. Supply current vs. Vsense8Figure 6. Vp pin input bias current vs. Vsense9Figure 7. Vm pin input bias current vs. Vsense9Figure 8. Output stage low-state saturation voltage versus output current (Vsense = -1 V)9Figure 9. Output stage high-state saturation voltage versus output current (Vsense = +1 V)9Figure 10. Output stage load regulation9Figure 11. Step response9Figure 12. Bode diagram10Figure 13. Power supply rejection ratio105 Electrical characteristics curves: signal conditioning amplifier11Figure 14. Input offset voltage versus input common-mode voltage11Figure 15. Input offset voltage versus supply voltage (Vicm = Vcc/2)11Figure 16. Output current versus output voltage11Figure 17. Bode diagram (Vout = Vcc/2, RL = 10 kW, Cload = 100 pF)116 Parameter definitions126.1 Common-mode rejection ratio (CMR)126.2 Supply voltage rejection ratio (SVR)126.3 Gain (Av) and input offset voltage (Vos)12Figure 18. Va1 versus Vsense characteristics: detail for low Vsense values136.4 Output voltage drift versus temperature13Figure 19. Output voltage drift versus temperature146.5 Output voltage accuracy15Figure 20. Va1 vs. Vsense theoretical and actual characteristics157 Application information16Figure 21. Typical application schematic16Figure 22. Gain higher than 2016Figure 23. Gain lower than 2017Figure 24. Overcurrent protection17Figure 25. First-order low-pass filter18Figure 26. Second-order low-pass filter188 Package information198.1 TSSOP8 package information20Figure 27. TSSOP8 package mechanical drawing20Table 10. TSSOP8 package mechanical data208.2 SO8 package information21Figure 28. SO8 package mechanical drawing21Table 11. SO8 package mechanical data219 Ordering information22Table 12. Order codes2210 Revision history22Table 13. Document revision history22Size: 866 KBPages: 23Language: EnglishOpen manual