Part A
AD590MF/883B
ADI公司
- Lifecycle
- Active
- Stock
- 1524 件
- Package
- CFLATPACK-2
- Series
- 溫度感測器-類比和數位輸出
Replacement verdict
Compatible functional replacement candidate
The AD590MF/883B is a functionally compatible replacement candidate for the AD590JF, sharing the same two-terminal current-output temperature transducer architecture, calibration, and package footprint, with the primary distinction being the 883B military screening and extended temperature qualification of the MF grade. Validation of the tighter accuracy and operating temperature requirements against the target application is recommended before substitution.
Output Type
High match
Package Type
High match
Accuracy Grade
Validation required
Operating Temperature Range
Validation required
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AD590JF | AD590MF/883B | Why it matters |
|---|---|---|---|
| Temperature Coefficient (Sensitivity) | 1 µA/K | 1 µA/K | Defines the output current change per Kelvin; identical sensitivity ensures the same transfer function for direct substitution. |
| Calibration Error at 25°C | ±2.5°C max | ±0.5°C max | Initial accuracy affects absolute temperature reading; the MF grade offers tighter calibration, reducing system-level trim requirements. |
| Operating Temperature Range | -55°C to +150°C | -55°C to +150°C | Determines the environments where the sensor can be used; both cover the full military temperature range. |
| Nonlinearity | ±0.8°C max (full range) | ±0.3°C max (full range) | Nonlinearity limits accuracy across temperature; the MF grade provides better linearity for precision applications. |
| Supply Voltage Range | 4 V to 30 V | 4 V to 30 V | Defines the allowable excitation voltage; identical range allows the same circuit biasing for both parts. |
| Qualification / Screening | Commercial/Industrial grade | MIL-STD-883B compliant | Screening level determines reliability assurance; the /883B part is tested to military standards for harsh or mission-critical use. |
| Package | 2-pin TO-52 (metal can) | 2-pin TO-52 (metal can) | Footprint and mounting compatibility; identical package allows drop-in replacement on the same board. |
| Output Current Range | 298.2 µA at 25°C (nominal) | 298.2 µA at 25°C (nominal) | Sets the nominal output at room temperature; matching values ensure identical signal scaling in the receiving circuit. |
Need help validating a replacement?
Send your BOM and application constraints for technical and sourcing review.
Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AD590MF/883B | AD590JF |
|---|---|---|
| Part Status | Active | Active |
| Sensor Type | Analog, Local | Analog, Local |
| Sensing Temperature - Local | -55°C ~ 150°C | -55°C ~ 150°C |
| Output Type | Analog Current | Analog Current |
| Voltage - Supply | 4V ~ 30V | 4V ~ 30V |
| Accuracy - Highest(Lowest) | ±0.5°C | ±5°C |
| Test Condition | 25°C | 25°C |
| Operating Temperature | -55°C ~ 150°C | -55°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What are the key differences between the AD590JF and AD590MF/883B temperature transducers?
Both are 2-terminal current-output temperature transducers from Analog Devices with a nominal 1 µA/K output, but they differ in grade and screening. The AD590JF is a commercial/industrial J-grade in a TO-52 (TO-206AB) package with a specified operating temperature range of −55°C to +150°C and a linearity error of ±0.5°C max (J grade). The AD590MF/883B is the M-grade die in the same TO-52 package but processed and screened to MIL-STD-883 Method 5004/5005, Class B, with a linearity error of ±0.3°C max (M grade) and guaranteed operation over the full −55°C to +150°C military temperature range.
Are the AD590JF and AD590MF/883B pin-compatible and interchangeable in an existing design?
Yes. Both devices are supplied in the same TO-52 (TO-206AB) 3-pin package with identical pin functions: pin 1 = +V (current out), pin 2 = −V (return), and pin 3 = case. Because the package, pinout, and basic transfer function (1 µA/K) are identical, the AD590MF/883B can be substituted for the AD590JF in the same PCB footprint. However, the substitution should be validated against the tighter linearity and military screening requirements of the target application.
What is the accuracy and linearity specification difference between the J and M grades?
The AD590J grade (AD590JF) is specified with a maximum nonlinearity of ±0.5°C over its rated temperature range, while the AD590M grade (AD590MF/883B) is specified with a maximum nonlinearity of ±0.3°C. Both grades have the same nominal output of 1 µA/K and the same calibration error specification at 25°C (±0.5°C for J, ±0.5°C for M per the datasheet calibration error), but the M grade offers tighter linearity, which matters in precision temperature-sensing loops.
What does the /883B suffix on the AD590MF/883B indicate?
The /883B suffix indicates that the device has been processed and screened in accordance with MIL-STD-883, Method 5004 (screening) and Method 5005 (qualification), Class B. This includes 100% burn-in, temperature cycling, and other military-grade screening steps, and the device is listed on the Qualified Manufacturers List (QML) for Class B monolithic devices. The AD590JF does not carry this military screening.
What is the specified operating temperature range for each device?
Both the AD590JF and AD590MF/883B are specified for operation over the full −55°C to +150°C temperature range. The difference is that the AD590MF/883B is additionally screened and qualified to MIL-STD-883 Class B, which provides assurance of performance and reliability over that military temperature range, whereas the AD590JF is characterized for the same range but without the military screening flow.
What supply voltage range do the AD590JF and AD590MF/883B require?
Both devices operate from a supply voltage of +4 V to +30 V (with the positive supply connected to pin 1 and the return to pin 2). The output current is nominally 1 µA/K, so at 25°C (298.15 K) the output is approximately 298.2 µA. The devices are 2-terminal current sources and do not require additional external components for basic operation, though a series resistor is typically used to convert the current to a voltage.
Which device should be selected for a military or high-reliability application?
For military or high-reliability applications, the AD590MF/883B is the appropriate choice because it is screened and qualified to MIL-STD-883 Class B, has tighter linearity (±0.3°C max), and is listed on the QML. The AD590JF is intended for commercial and industrial applications where military screening is not required, and it offers a wider availability and lower cost option for non-military designs.
Do both devices share the same package and thermal characteristics?
Yes. Both the AD590JF and AD590MF/883B are housed in the same TO-52 (TO-206AB) hermetic metal can package, which provides identical thermal resistance and mechanical dimensions. The package is a 3-pin metal can with a case connection (pin 3), and both devices exhibit the same thermal time constant and thermal resistance characteristics as specified in the Analog Devices AD590 datasheet.