Datasheet AD8418 (Analog Devices) - 10

HerstellerAnalog Devices
BeschreibungBidirectional, Zero-Drift, Current Sense Amplifier
Seiten / Seite17 / 10 — Data Sheet. AD8418. 0.4. –50. 0.3. –100. (m LI. 0.2. A –150. R E. 0.1. …
Dateiformat / GrößePDF / 331 Kb
DokumentenspracheEnglisch

Data Sheet. AD8418. 0.4. –50. 0.3. –100. (m LI. 0.2. A –150. R E. 0.1. –200. ITIV. OS –250. OM –300. MR C –0.1. FR –350. GE A. –0.2. LT –400. –0.3. –450. –500. –0.4

Data Sheet AD8418 0.4 –50 0.3 –100 (m LI 0.2 A –150 R E 0.1 –200 ITIV OS –250 OM –300 MR C –0.1 FR –350 GE A –0.2 LT –400 –0.3 –450 –500 –0.4

Textversion des Dokuments

Data Sheet AD8418 0 0.4 –50 0.3 V) –100 (m LI 0.2 A –150 R E 0.1 –200 V) ITIV V/ OS –250 0 P R OM –300 MR C –0.1 FR –350 GE A –0.2 LT –400 VO –0.3 –450 –500 –0.4 0 1 2 3 4 5 6 7 8 9 10
021
–40 –25 –10 5 20 35 50 65 80 95 110 125
023
OUTPUT SOURCE CURRENT (mA)
1546- 1546- 1
TEMPERATURE (°C)
1 Figure 21. Output Voltage Range from Positive Rail vs. Output Source Current Figure 24. CMRR vs. Temperature
200 1800 180 ) 160 1500 mV 140 UND ( 1200 120 RO G M 100 ITS 900 H RO F 80 E AG 60 600 LT VO 40 300 20 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)
1546- 1
GAIN ERROR DRIFT (PPM/°C)
1546- 1 Figure 22. Output Voltage Range from Ground vs. Output Sink Current Figure 25. Gain Drift Distribution
+125°C VS = 5V +25°C 1800 –40°C 1500 1200 ITS H 900 600 300 0 –400 –300 –200 –100 0 100 200 300 400
024
VOS (µV)
1546- 1 Figure 23. Offset Voltage Distribution Rev. 0 | Page 9 of 16 Document Outline Features Applications General Description Functional Block Diagram Table of Contents Revision History Specifications Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Output Offset Adjustment Unidirectional Operation Ground Referenced Output VS Referenced Output 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 Outline Dimensions Ordering Guide Automotive Products