Datasheet AD8417 (Analog Devices) - 9
| Fabricante | Analog Devices |
| Descripción | Bidirectional, Zero Drift, Current Sense Amplifier |
| Páginas / Página | 17 / 9 — Data Sheet. AD8417. 0.15. NORMALIZED AT 25°C. –50. 0.10. –100. RO F. … |
| Revisión | E |
| Formato / tamaño de archivo | PDF / 352 Kb |
| Idioma del documento | Inglés |
Data Sheet. AD8417. 0.15. NORMALIZED AT 25°C. –50. 0.10. –100. RO F. –150. 0.05. (m –200. RANG. –250. IVE R T. –300. T V. –0.05. PO –350. –400. –0.10. –450. –500
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Data Sheet AD8417 0 0.15 NORMALIZED AT 25°C –50 M 0.10 –100 RO F –150 E V) 0.05 (m –200 V) IL RANG A V/ E –250 (µ 0 AG R LT IVE R T MR –300 O SI C T V –0.05 U PO –350 TP –400 OU –0.10 –450 –500 –0.15 0 1 2 3 4 5 6 7 8 9 10
021
–40 –25 –10 5 20 35 50 65 80 95 110 125
024
OUTPUT SOURCE CURRENT (mA)
1882- 1882- 1 1 Figure 22. Output Voltage Range from Positive Rail vs. Output Source Current Figure 25. CMRR vs. Temperature
300 2400 250 2100 OM FR 1800 GE 200 N ) A 1500 R mV GE 150 ITS UND ( H 1200 OLTA RO G 100 900 T V U TP 600 OU 50 300 0 0 0 1 2 3 4 5 6 7 8 9 10
022
–8 –6 –4 –2 0 2 4 6 8
125
OUTPUT SINK CURRENT (mA)
1882- 1
GAIN ERROR DRIFT (ppm/°C)
1882- 1 Figure 23. Output Voltage Range from Ground vs. Output Sink Current Figure 26. Gain Error Drift Distribution
1800 –40°C +25°C +125°C 1500 1200 ITS 900 H 600 300 0 –400 –300 –200 –100 0 100 200 300 400
023
VOSI WITH VCC = 5.0V (µV)
1882- 1 Figure 24. Offset Voltage Distribution Rev. E | Page 9 of 17 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION OUTPUT OFFSET ADJUSTMENT UNIDIRECTIONAL OPERATION Ground Referenced Output Mode VS Referenced Output Mode BIDIRECTIONAL OPERATION EXTERNAL REFERENCED OUTPUT SPLITTING THE SUPPLY SPLITTING AN EXTERNAL REFERENCE APPLICATIONS INFORMATION MOTOR CONTROL 3-Phase Motor Control H-Bridge Motor Control SOLENOID CONTROL High-Side Current Sense with a Low-Side Switch High-Side Current Sense with a High-Side Switch High Rail Current Sensing PINOUT OPTION ENGINEERED FOR FMEA OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS
021
–40 –25 –10 5 20 35 50 65 80 95 110 125
024
OUTPUT SOURCE CURRENT (mA)
1882- 1882- 1 1 Figure 22. Output Voltage Range from Positive Rail vs. Output Source Current Figure 25. CMRR vs. Temperature
300 2400 250 2100 OM FR 1800 GE 200 N ) A 1500 R mV GE 150 ITS UND ( H 1200 OLTA RO G 100 900 T V U TP 600 OU 50 300 0 0 0 1 2 3 4 5 6 7 8 9 10
022
–8 –6 –4 –2 0 2 4 6 8
125
OUTPUT SINK CURRENT (mA)
1882- 1
GAIN ERROR DRIFT (ppm/°C)
1882- 1 Figure 23. Output Voltage Range from Ground vs. Output Sink Current Figure 26. Gain Error Drift Distribution
1800 –40°C +25°C +125°C 1500 1200 ITS 900 H 600 300 0 –400 –300 –200 –100 0 100 200 300 400
023
VOSI WITH VCC = 5.0V (µV)
1882- 1 Figure 24. Offset Voltage Distribution Rev. E | Page 9 of 17 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION OUTPUT OFFSET ADJUSTMENT UNIDIRECTIONAL OPERATION Ground Referenced Output Mode VS Referenced Output Mode BIDIRECTIONAL OPERATION EXTERNAL REFERENCED OUTPUT SPLITTING THE SUPPLY SPLITTING AN EXTERNAL REFERENCE APPLICATIONS INFORMATION MOTOR CONTROL 3-Phase Motor Control H-Bridge Motor Control SOLENOID CONTROL High-Side Current Sense with a Low-Side Switch High-Side Current Sense with a High-Side Switch High Rail Current Sensing PINOUT OPTION ENGINEERED FOR FMEA OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS