AD8205YRZ Analog Devices Inc, AD8205YRZ Datasheet
AD8205YRZ
Specifications of AD8205YRZ
Available stocks
Related parts for AD8205YRZ
AD8205YRZ Summary of contents
Page 1
FEATURES Ideal for current shunt applications High common-mode voltage range − +65 V operating − +75 V survival Gain = 50 Wide operating temperature range: −40°C to +125°C Bidirectional operation Available in 8 Lead SOIC Qualified ...
Page 2
AD8205 TABLE OF CONTENTS Features .............................................................................................. 1 Excellent AC and DC Performance ................................................ 1 Applications ....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 4 ESD Caution ...
Page 3
SPECIFICATIONS T = operating temperature range unless otherwise noted Table 1. Parameter GAIN Initial Accuracy Accuracy Over Temperature Gain vs. Temperature VOLTAGE OFFSET 1 Offset Voltage (RTI) Over Temperature (RTI) 1 Offset Drift INPUT ...
Page 4
AD8205 ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Rating Supply Voltage 12.5 V Continuous Input Voltage − +75 V Input Transient Survival − +80 V Differential Input Survival − +75 V Reverse Supply Voltage 0.3 ...
Page 5
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Figure 2. Metallization Diagram –IN 1 GND REF CONNECT Figure 3. Pin Configuration Table 3. Pin Function Descriptions Pin No. Mnemonic 1 −IN 2 GND 3 ...
Page 6
AD8205 TYPICAL PERFORMANCE CHARACTERISTICS 500 400 300 200 100 0 –100 TYP. V –200 –300 –400 –500 –40 – TEMPERATURE (°C) Figure 4. Typical Offset Drift 120 110 100 ...
Page 7
Figure 10. Differential Overload Recovery (Rising) 2V/DIV 0.01%/DIV Figure 11. Settling Time 50V/DIV 50mV/DIV 2μs/DIV 40μs/DIV Rev Page AD8205 1μs/DIV Figure 12. Common-Mode Response ...
Page 8
AD8205 THEORY OF OPERATION The AD8205 is a single-supply difference amplifier that uses a unique architecture to accurately amplify small differential current shunt voltages in the presence of rapidly changing common-mode voltages. In typical applications, the AD8205 is used to ...
Page 9
OUTPUT OFFSET ADJUSTMENT The output of the AD8205 can be adjusted for unidirectional or bidirectional operation. UNIDIRECTIONAL OPERATION Unidirectional operation allows the AD8205 to measure currents through a resistive shunt in one direction. The basic modes for unidirectional operation are ...
Page 10
AD8205 EXTERNAL REFERENCE OUTPUT Tying both pins together and to a reference produces an output at the reference voltage when there is no differential input (see Figure 16). The output moves down from the reference voltage when the input is ...
Page 11
APPLICATIONS INFORMATION A typical application for the AD8205 is high-side measurement of a current through a solenoid for PWM control of the solenoid opening. Typical applications include hydraulic transmission control and diesel injection control. Two typical circuit configurations are used ...
Page 12
... AD8205YR-REEL −40°C to +125°C AD8205YR-REEL7 −40°C to +125°C AD8205YRZ −40°C to +125°C AD8205YRZ-RL −40°C to +125°C AD8205YRZ-R7 −40°C to +125°C AD8205WYRZ −40°C to +125°C AD8205WYRZ-RL −40°C to +125°C AD8205WYRZ-R7 −40°C to +125° RoHS Compliant Part ...