Overview
The AD8202YRMZ, produced by Analog Devices Inc., is a high common-mode voltage, single-supply difference amplifier. This device is designed to amplify and low-pass filter small differential voltages in the presence of large common-mode voltages. It operates over a wide temperature range from −40°C to +125°C, making it well-suited for various automotive and industrial applications. The AD8202YRMZ is available in die and packaged forms, including 8-lead Mini Small Outline Package (MSOP) and 8-lead Small Outline Integrated Circuit (SOIC) packages.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage Range | 3.5 | 12 | V | ||
| Operating Temperature Range | −40 | +125 | °C | ||
| System Gain | Initial | 20 | 20 | 20 | V/V |
| Gain Error | 0.02 ≤ VOUT ≤ 4.8 V dc @ 25°C | −0.3 | +0.3 | % | |
| Gain Drift vs. Temperature | 1 | 20 | ppm/°C | ||
| Voltage Offset (RTI) | VCM = 0.15 V; 25°C | −1 | +1 | mV | |
| Voltage Offset Drift vs. Temperature | −40°C to +125°C | −10 | +10 | µV/°C | |
| Input Impedance (Differential) | 260 | 325 | 390 | kΩ | |
| Common-Mode Voltage Range | −8 | +28 | V | ||
| CMRR | dc to 10 kHz | 80 | dB |
Key Features
- High common-mode voltage range: −8 V to +28 V at a typical supply voltage of 5 V.
- Wide operating temperature range: −40°C to +125°C.
- Low voltage offset and gain drift: ±1 mV voltage offset and ±1 ppm/°C typical gain drift.
- High common-mode rejection ratio (CMRR): Minimum of 80 dB from dc to 10 kHz.
- Externally accessible 100 kΩ resistor for low-pass filter applications and gain adjustment.
- Available in die and packaged forms, including MSOP and SOIC packages.
Applications
- Transmission control
- Diesel injection control
- Engine management
- Adaptive suspension control
- Vehicle dynamics control
The AD8202YRMZ is particularly suited for automotive platforms due to its precision and robust performance over a wide temperature range.
Q & A
- What is the typical supply voltage range for the AD8202YRMZ?
The typical supply voltage range for the AD8202YRMZ is 3.5 V to 12 V.
- What is the operating temperature range for the AD8202YRMZ?
The operating temperature range for the AD8202YRMZ is −40°C to +125°C.
- What is the common-mode voltage range for the AD8202YRMZ?
The common-mode voltage range for the AD8202YRMZ is −8 V to +28 V at a typical supply voltage of 5 V.
- What is the CMRR of the AD8202YRMZ?
The AD8202YRMZ has a minimum CMRR of 80 dB from dc to 10 kHz).
- What are the package options available for the AD8202YRMZ?
The AD8202YRMZ is available in die and packaged forms, including 8-lead MSOP and 8-lead SOIC packages).
- What are the typical applications of the AD8202YRMZ?
The AD8202YRMZ is used in transmission control, diesel injection control, engine management, adaptive suspension control, and vehicle dynamics control).
- How does the AD8202YRMZ handle low-pass filtering?
The AD8202YRMZ features an externally accessible 100 kΩ resistor that can be used for low-pass filter applications and for establishing gains other than 20).
- What is the gain drift of the AD8202YRMZ?
The AD8202YRMZ has a typical gain drift of ±1 ppm/°C).
- What is the voltage offset of the AD8202YRMZ?
The AD8202YRMZ has a typical voltage offset of ±1 mV).
- Is the AD8202YRMZ qualified for automotive applications?
Yes, the AD8202YRMZ is qualified for automotive applications due to its robust performance and wide temperature range).
