Datasheet AD8418 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | Bidirectional, Zero-Drift, Current Sense Amplifier |
| 页数 / 页 | 16 / 8 — AD8418. Data Sheet. INPUT. 100mV/DIV. OUTPUT. 200mV/DIV. 40V/DIV. INPUT … |
| 文件格式/大小 | PDF / 301 Kb |
| 文件语言 | 英语 |
AD8418. Data Sheet. INPUT. 100mV/DIV. OUTPUT. 200mV/DIV. 40V/DIV. INPUT COMMON MODE. 2V/DIV. VS = 5V. TIME (1µs/DIV). TIME (4µs/DIV). mA) (
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AD8418 Data Sheet INPUT 100mV/DIV OUTPUT 200mV/DIV OUTPUT 40V/DIV INPUT COMMON MODE 2V/DIV VS = 5V
015 018
TIME (1µs/DIV)
1546- 1546- 1
TIME (4µs/DIV)
1 Figure 15. Differential Overload Recovery, Rising (VS = 5 V) Figure 18. Input Common-Mode Step Response (VS = 5 V, Inputs Shorted)
70 60 mA) ( 100mV/DIV NT 50 5V INPUT 40 INK CURRE 2.7V S 1V/DIV UT 30 P UT O 20 UM IM OUTPUT AX 10 M 0 VS = 2.7V
016
–40 –25 –10 5 20 35 50 65 80 95 110 125
019
TIME (1µs/DIV)
1546- 1
TEMPERATURE (°C)
1546- 1 Figure 16. Differential Overload Recovery, Falling (VS = 2.7 V) Figure 19. Maximum Output Sink Current vs. Temperature
35 mA) ( 30 NT 200mV/DIV 25 CURRE 5V INPUT 20 URCE O 2.7V S 2V/DIV 15 UT P UT 10 O UM OUTPUT IM 5 AX M 0 VS = 5V
017
–40 –25 –10 5 20 35 50 65 80 95 110 125
020
TIME (1µs/DIV)
1546- 1
TEMPERATURE (°C)
1546- 1 Figure 17. Differential Overload Recovery, Falling (VS = 5 V) Figure 20. Maximum Output Source Current vs. Temperature Rev. 0 | Page 8 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
015 018
TIME (1µs/DIV)
1546- 1546- 1
TIME (4µs/DIV)
1 Figure 15. Differential Overload Recovery, Rising (VS = 5 V) Figure 18. Input Common-Mode Step Response (VS = 5 V, Inputs Shorted)
70 60 mA) ( 100mV/DIV NT 50 5V INPUT 40 INK CURRE 2.7V S 1V/DIV UT 30 P UT O 20 UM IM OUTPUT AX 10 M 0 VS = 2.7V
016
–40 –25 –10 5 20 35 50 65 80 95 110 125
019
TIME (1µs/DIV)
1546- 1
TEMPERATURE (°C)
1546- 1 Figure 16. Differential Overload Recovery, Falling (VS = 2.7 V) Figure 19. Maximum Output Sink Current vs. Temperature
35 mA) ( 30 NT 200mV/DIV 25 CURRE 5V INPUT 20 URCE O 2.7V S 2V/DIV 15 UT P UT 10 O UM OUTPUT IM 5 AX M 0 VS = 5V
017
–40 –25 –10 5 20 35 50 65 80 95 110 125
020
TIME (1µs/DIV)
1546- 1
TEMPERATURE (°C)
1546- 1 Figure 17. Differential Overload Recovery, Falling (VS = 5 V) Figure 20. Maximum Output Source Current vs. Temperature Rev. 0 | Page 8 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