Details

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BUY AD595CDZ https://www.utsource.net/itm/p/12541499.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating Range	4.5	-	30	V
Quiescent Current	IQ	Vcc = 15V, TA = 25°C	-	3	-	mA
Input Bias Current	IB	Vcc = 15V, TA = 25°C	-100	-	100	nA
Input Offset Voltage	VOS	Vcc = 15V, TA = 25°C	-	100	-	μV
Cold Junction Compensation Accuracy	ΔTc	TA = 25°C	-	±2	-	°C
RTD Excitation Current	IRTD	Vcc = 15V, TA = 25°C	0.2	-	0.6	mA
Output Voltage per Degree C	VOUT/°C	Vcc = 15V, TA = 25°C	9.8	10	10.2	mV/°C
Temperature Range		Operating Range	-55	-	150	°C

Instructions for AD595CDZ

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the operating range of 4.5V to 30V.

2. Cold Junction Compensation:

   • The AD595CDZ provides cold junction compensation with an accuracy of ±2°C at room temperature (25°C).

3. Output Configuration:

   • The output voltage increases by approximately 10mV for each degree Celsius increase in temperature. Adjust any external circuits accordingly.

4. Bias Current Management:

   • The input bias current is very low (±100nA). Ensure that the source impedance is compatible to avoid significant voltage drops.

5. Thermocouple Connection:

   • Connect the thermocouple leads correctly to the input terminals. The polarity must be observed to ensure correct temperature measurement.

6. Quiescent Current:

   • Be aware of the quiescent current consumption of 3mA when designing power-sensitive applications.

7. Temperature Limits:

   • The device is designed to operate over a temperature range from -55°C to 150°C. Ensure environmental conditions do not exceed these limits.

8. RTD Excitation:

   • For RTD excitation, the current ranges from 0.2mA to 0.6mA. Verify that this current does not cause self-heating effects in the RTD element.

By following these guidelines and parameters, you can effectively integrate the AD595CDZ into your temperature sensing applications.

(For reference only)