Overview
The MAT14ARZ-R7 is a quad monolithic NPN bipolar transistor array manufactured by Analog Devices. This component is designed to offer excellent parametric matching, making it ideal for precision amplifier and nonlinear circuit applications. The MAT14ARZ-R7 features high current gain, low noise, and excellent logarithmic conformance, which are crucial for applications requiring high precision and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Polarity | Quad NPN | |
| Maximum Collector-Emitter Voltage | 40 | V |
| Maximum Collector Current | 30 | mA |
| Low Offset Voltage | 400 μV | |
| High Current Gain | 300 minimum | |
| Current Gain Match | 4% maximum | |
| Low Voltage Noise Density | 3 nV/√Hz at 100 Hz, I = 1 mA | |
| Bulk Resistance (rBE) | 0.6 Ω maximum | |
| Gain-Bandwidth Product | 300 MHz typical | |
| Operating Temperature Range | -40°C to +85°C | |
| Package Style | 14-lead SOIC (Small Outline IC) |
Key Features
- Low offset voltage of 400 μV maximum
- High current gain of 300 minimum
- Excellent current gain match within 4% maximum
- Low voltage noise density of 3 nV/√Hz maximum at 100 Hz, I = 1 mA
- Excellent logarithmic conformance
- Guaranteed matching for all transistors
- Bulk resistance (rBE) of 0.6 Ω maximum
- Gain-bandwidth product of 300 MHz typical
- Operating temperature range of -40°C to +85°C
Applications
- Low noise op amp front end
- Current mirror and current sink/source
- Low noise instrumentation amplifiers
- Voltage controlled attenuators
- Log amplifiers
Q & A
- What is the maximum collector-emitter voltage of the MAT14ARZ-R7?
The maximum collector-emitter voltage is 40 V.
- What is the typical current gain of the MAT14ARZ-R7?
The typical current gain is 300 minimum.
- What is the maximum current gain match for the MAT14ARZ-R7?
The maximum current gain match is within 4%.
- What is the low voltage noise density of the MAT14ARZ-R7 at 100 Hz?
The low voltage noise density is 3 nV/√Hz at 100 Hz, I = 1 mA.
- What is the operating temperature range of the MAT14ARZ-R7?
The operating temperature range is -40°C to +85°C.
- What type of package does the MAT14ARZ-R7 come in?
The MAT14ARZ-R7 comes in a 14-lead SOIC (Small Outline IC) package.
- What are some common applications of the MAT14ARZ-R7?
Common applications include low noise op amp front ends, current mirrors and current sink/sources, low noise instrumentation amplifiers, voltage controlled attenuators, and log amplifiers.
- How does the MAT14ARZ-R7 ensure long-term stability of matching parameters?
The long-term stability of matching parameters is guaranteed by the protection diodes across the base-emitter junction of each transistor, preventing degradation due to reverse bias.
- What is the gain-bandwidth product of the MAT14ARZ-R7?
The gain-bandwidth product is 300 MHz typical.
- Is the MAT14ARZ-R7 suitable for high precision and reliability applications?
