ad8436acpz-wp Analog Devices, Inc., ad8436acpz-wp Datasheet
ad8436acpz-wp
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ad8436acpz-wp Summary of contents
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... The operating temperature ranges are −40°C to 125°C and 0°C to 70°C. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 Fax: 781.461.3113 ©2011 Analog Devices, Inc. All rights reserved. AD8436 VCC 100kΩ IGND 100kΩ ...
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AD8436 TABLE OF CONTENTS Features .............................................................................................. 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Absolute Maximum Ratings............................................................ 4 Thermal Resistance ...................................................................... 4 ESD Caution.................................................................................. 4 Pin Configuration and Function Descriptions............................. 5 Typical ...
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SPECIFICATIONS e = 300 mV ac (rms), frequency = 1 kHz sinusoidal, ac-coupled, ±V IN Table 1. Parameter Test Conditions/Comments RMS CORE Conversion Error Default conditions Vs. Temperature −40°C < T < 125 C Vs. Rail Voltage ±2 ...
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AD8436 ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Supply Voltage Internal Power Dissipation Input Voltage Output Short-Circuit Duration Differential Input Voltage Temperature Operating Range Storage Range Lead Soldering (60 sec) ESD Rating Stresses above those listed under Absolute Maximum Ratings may ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS IBUFOUT IBUFIN– IBUFIN+ NOTES 1. DNC = DO NOT CONNECT. DO NOT CONNECT TO THIS PIN. 2. THE EXPOSED PAD SHOULD NOT BE CONNECTED. Table 4. Pin Function Descriptions Pin No. Mnemonic Description 1 DNC ...
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AD8436 TYPICAL PERFORMANCE CHARACTERISTICS T = 25°C, ±V = ± μF, 1 kHz sine wave, unless otherwise indicated AVG 5V 1V 100mV 10mV 1mV 100µV 50µV 50 100 1k 10k FREQUENCY (Hz) Figure 4. ...
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–3 –6 –9 –12 –15 100 1k 10k 100k FREQUENCY (Hz) Figure 10. Output Buffer, Small Signal Bandwidth 0.5 CAVG = 10µF 0.4 8 SAMPLES 0.3 0.2 0.1 0 ...
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AD8436 −10 −50 − TEMPERATURE (°C) Figure 16. FET Input Buffer Bias Current vs. Temperature 1000 750 500 250 0 −250 −500 −750 −1000 −50 −25 0 ...
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TEST CIRCUITS SIGNAL SOURCE CAV 4.7µF RMS RMS CORE AC-IN MONITOR 16kΩ PRECISION DMM OUT OGND PRECISION DMM Figure 20. Core Response Test Circuit Using Dual Supplies SIGNAL SOURCE 10µF CAV 4.7µF RMS RMS CORE AC-IN MONITOR 16kΩ PRECISION DMM ...
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AD8436 THEORY OF OPERATION OVERVIEW The AD8436 is an implicit function rms-to-dc converter that renders a dc voltage dependent on the rms (heating value voltage. In addition to the basic converter, this highly integrated functional circuit block ...
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The 16 kΩ resistor in the output converts the output current voltage that can be connected to the output buffer or to the circuit that follows. The output appears as a voltage source in series with 16 ...
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AD8436 APPLICATIONS INFORMATION USING THE AD8436 This section describes the power supply and feature options, as well as the function and selection of averaging and filter capacitor values. Averaging and filtering options are shown graphically and apply to all circuit ...
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For simplicity, Figure 28 shows ripple vs. frequency for four combinations of CAVG and CLPF 1 AC INPUT = 300mV rms CAVG = 1µF, CLPF = 0.33µF CAVG = 1µF, CLPF = 3.3µF CAVG = 10µF, CLPF = 0.33µF CAVG ...
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AD8436 Using the FET Input Buffer The on-chip FET input buffer is an uncommitted FET input op amp used for driving the 8 kΩ I-to-V input resistor of the rms core. Pin 3, Pin 4, and Pin 5 are the ...
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Configure the output buffer as shown in Figure 36 to invert the dc output. OUT 16kΩ CORE 9 13 OBUFIN– 16kΩ 12 OBUFIN+ OGND 32.4kΩ 8 Figure 36. Inverting Output Configuration Current Output Option If a current output is required, ...
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AD8436 AD8436 EVALUATION BOARD The AD8436-EVALZ provides a platform to evaluate performance. The board is fully assembled, tested and ready to use after the power and signal sources are connected. Figure photograph of the board. Signal connections ...
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GND1 GND2 GND3 GND4 GND5 GND6 TSUM INCOUP SUM AC DC DNC 1 CORE_BUF CORE CIN AC IN TRMSIN 10µF 2 RMS BUF TIBUFOUT 3 IBUFOUT TACIN RFBH 0Ω TIBFIN– IBUFIN– 0.47µF RFBL DNI TIBFIN+ 5 IBUFIN+ R1 ...
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... PIN 1 INDICATOR 0.80 0.75 0.70 SEATING PLANE ORDERING GUIDE 1 Model Temperature Range AD8436ACPZ-R7 −40°C to +125°C AD8436ACPZ-RL −40°C to +125°C AD8436ACPZ-WP −40°C to +125°C AD8436JCPZ-R7 0°C to +70°C AD8436JCPZ-RL 0°C to +70°C AD8436JCPZ-WP 0°C to +70°C AD8436-EVALZ RoHS Compliant Part. 4.10 0.30 4.00 SQ 0.25 3 ...
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NOTES Rev Page AD8436 ...
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... NOTES ©2011 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D10033-0-7/11(0) Rev Page AD8436 ...