Overview
The SSM2212RZ-R7 is a high-performance, audio-grade dual matched NPN transistor produced by Analog Devices Inc. This component is designed for applications requiring low noise and high current gain matching, making it ideal for audio and precision analog circuits.
The transistor is available in an 8-lead SOIC package and is RoHS compliant, ensuring environmental sustainability. It operates over a temperature range of -40°C to +85°C, making it suitable for a wide range of environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Part Number | SSM2212RZ-R7 | |
| Package Type | SOIC-8 | |
| Polarity | NPN | |
| Collector Emitter Breakdown Voltage | 40 V | V |
| Maximum Collector Current | 20 mA | mA |
| Transition Frequency | 200 MHz | MHz |
| Collector Emitter Saturation Voltage | 50 mV | mV |
| Current Gain (hFE) at IC = 1 mA | 300 - 605 | |
| Current Gain Match (ΔhFE) | 0.5 - 5 % | % |
| Noise Voltage Density at IC = 1 mA, fO = 1 kHz | 0.85 - 1 nV/√Hz | nV/√Hz |
| Temperature Range | -40°C to +85°C | °C |
| RoHS Compliance | Yes |
Key Features
- High Current Gain Matching: The SSM2212RZ-R7 offers a high current gain matching of 0.5% to 5%, ensuring consistent performance in dual transistor applications.
- Low Noise: It features low noise voltage density, making it suitable for high-fidelity audio and precision analog circuits.
- Wide Temperature Range: Operates over a temperature range of -40°C to +85°C, enhancing its reliability in various environmental conditions.
- RoHS Compliance: Compliant with RoHS standards, ensuring environmental sustainability.
- Compact SOIC Package: Available in an 8-lead SOIC package, which is compact and suitable for surface-mount applications.
Applications
- Audio Circuits: Ideal for high-fidelity audio applications due to its low noise and high current gain matching.
- Precision Analog Circuits: Suitable for precision analog circuits requiring low noise and high stability.
- Logarithmic Amplifiers: Can be used in logarithmic amplifier configurations, as demonstrated in the datasheet, for applications requiring a wide dynamic range and fast response times.
- General Purpose Amplification: Can be used in various general-purpose amplification circuits where matched transistors are required.
Q & A
- What is the package type of the SSM2212RZ-R7?
The SSM2212RZ-R7 is available in an 8-lead SOIC package.
- What is the maximum collector current of the SSM2212RZ-R7?
The maximum collector current is 20 mA.
- What is the collector-emitter breakdown voltage of the SSM2212RZ-R7?
The collector-emitter breakdown voltage is 40 V.
- What is the temperature range of the SSM2212RZ-R7?
The temperature range is -40°C to +85°C.
- Is the SSM2212RZ-R7 RoHS compliant?
Yes, the SSM2212RZ-R7 is RoHS compliant.
- What is the typical current gain (hFE) of the SSM2212RZ-R7 at IC = 1 mA?
The typical current gain (hFE) at IC = 1 mA is 300 to 605.
- What is the noise voltage density of the SSM2212RZ-R7 at IC = 1 mA and fO = 1 kHz?
The noise voltage density at IC = 1 mA and fO = 1 kHz is 0.85 to 1 nV/√Hz.
- Can the SSM2212RZ-R7 be used in logarithmic amplifier configurations?
Yes, the SSM2212RZ-R7 can be used in logarithmic amplifier configurations, as shown in the datasheet.
- What is the transition frequency of the SSM2212RZ-R7?
The transition frequency is 200 MHz.
- What is the collector-emitter saturation voltage of the SSM2212RZ-R7?
The collector-emitter saturation voltage is 50 mV.
