MAX4173 Maxim, MAX4173 Datasheet
MAX4173
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MAX4173 Summary of contents
Page 1
... This feature offers a high level of inte- gration, resulting in a simple and compact current- sense solution. The MAX4173 operates from a single +3V to +28V sup- ply, typically draws only 420µA of supply current over the extended operating temperature range (-40°C to +85°C), and is offered in the space-saving SOT23 package ...
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... V = +12V +12V +6.25mV CC RS+ SENSE (Note 4) MAX4173T +3.0V 28V 250mV SENSE MAX4173F +7.5V 28V 250mV SENSE MAX4173H +15V 28V 250mV SENSE MAX4173TEUT +25° +5V 0.89V -40°C to +85° 0mV A SENSE = +70° ∞ unless otherwise noted. Typical values are at ...
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... SENSE V SENSE (Note 4) MAX4173T MAX4173F MAX4173H MAX4173T +25°C SENSE A +10mV to +150mV -40°C to +85° 12V A CC RS+ MAX4173H +25°C SENSE A +10mV to +100mV -40°C to +85° 12V +25°C MAX4173TEUT 12V T = -40°C to +85°C ...
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... SUPPLY VOLTAGE (V) TOTAL OUTPUT ERROR vs. COMMON-MODE VOLTAGE 6 4 MAX4173H MAX4173T MAX4173F - - COMMON-MODE VOLTAGE (V) SUPPLY CURRENT vs. RS+ VOLTAGE 1.4 1.2 1.0 0.8 MAX4173T 0.6 MAX4173F 0.4 MAX4173H 0 0.5 1.0 1.5 2.0 V (V) RS+ TOTAL OUTPUT ERROR vs. FULL-SCALE SENSE VOLTAGE MAX4173H 1 0 MAX4173T -1 MAX4173F - ...
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... Typical Operating Characteristics (continued) = +25°C, unless otherwise noted.) A (45mV/div) (500mV/div 100mV (45mV/div) 6mV 5V (3V/div) 0.3V 100mV (5mV/div) 95mV 2.0V 1.9V (100mV/div) MAX4173T LARGE-SIGNAL TRANSIENT RESPONSE (V = 6mV to 100mV) SENSE C = 5pF L IN OUT 2µs/div MAX4173H LARGE-SIGNAL TRANSIENT RESPONSE (V = 6mV to 100mV) SENSE C = 5pF L IN OUT 2µ ...
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... Low-Cost, SOT23, Voltage-Output, High-Side Current-Sense Amplifier (V = +12V +12V +100mV RS+ SENSE MAX4173H SMALL-SIGNAL TRANSIENT RESPONSE (V = 95mV to 100mV) SENSE C = 5pF L IN (5mV/div) OUT (200mV/div) 2µs/div PIN NAME SOT23 GND Ground Supply Voltage Input. Bypass to GND with a 0.1µF capacitor. ...
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... RGD β (RGD / RG1)( The parts gain equals · SENSE · LOAD β RGD / RG1. Therefore, V · OUT (I ), where GAIN = 20 for MAX4173T, GAIN = 50 for LOAD MAX4173F, and GAIN = 100 for MAX4173H. R SENSE V SOURCE 0 TO +28V RS+ I RG1 +3V TO +28V R G1 ...
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... LOAD/BATTERY V LOW-COST 0.3 in. COPPER IN SWITCHING REGULATOR +3V TO +28V 0.1µF Figure 3. Current Source Figure 3 shows a block diagram using the MAX4173 with a switching regulator to make a current source. ⎞ − ⎟ 1 ⎠ LOAD FULL-SCALE OUTPUT VOLTAGE (FULL-SCALE V = 100mV) SENSE V (V) OUT 20 2 ...
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... Package drawings may show a different suffix character, but the drawing pertains to the package regardless of RoHS status. PACKAGE PACKAGE OUTLINE TYPE CODE NO S8+4 21-0041 6 SOT23 U6+2 21-0058 _______________________________________________________________________________________ 6 OUT 5 RS- 4 RS+ LAND PATTERN NO. 90-0096 90-0175 Pin Configurations + RS N.C. MAX4173 GND 3 6 RS- OUT ...
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... Updated V RS+ Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 10 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © ...