MAT14 Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices MAT14 is a matched monolithic quad NPN transistor in a small outline package, featuring four devices on a single die for tight parameter matching and excellent thermal tracking. Offering low offset voltage and matched Vbe across all 4 transistors, it is designed for precision differential, logarithmic, and current mirror circuits. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- MAT14 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MAT14?
- Monolithic quad NPN transistor with 4 matched devices on a single die, ensuring Vbe matching within a few millivolts across the full operating temperature range
- Excellent thermal tracking between all 4 transistors due to shared substrate, minimizing drift errors in precision current mirrors and log-ratio amplifier circuits
- Small outline surface mount package reduces PCB area compared to using 4 discrete transistors, while improving matching accuracy that discrete components cannot achieve
What is MAT14 used for?
The MAT14 is used in precision instrumentation circuits including logarithmic amplifiers, translinear current conveyors, and wideband differential pairs where 4 tightly matched NPN transistors are required on a single die for minimum offset drift. It is a key building block in photodiode log-ratio converters, precision current sources, and audio VCA circuits where thermal and gain matching across all 4 elements is critical for accuracy. The monolithic construction eliminates the inter-device thermal gradients that would occur if 4 separate transistors were used, making MAT14 the preferred choice for sub-millivolt offset and low noise differential input stages.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for MAT14?
Compatible alternatives and drop-in replacements for MAT14:
Small Signal Bipolar Transistor, 0.03A I(C), 40V V(BR)CEO, 4-Element, NPN, Silicon, MS-012AB
Small Signal Bipolar Transistor, 0.03A I(C), 40V V(BR)CEO, 4-Element, NPN, Silicon, MS-012AB
Frequently Asked Questions
How does the monolithic die construction of the MAT14 improve Vbe matching compared to using 4 discrete NPN transistors?
Because all 4 NPN transistors in the MAT14 are fabricated on a single silicon die, they share identical process parameters and are in intimate thermal contact. This results in Vbe matching within a few millivolts across the 4 devices and matched temperature coefficients of approximately -2 mV/°C per junction, far tighter than achievable by selecting and matching 4 discrete transistors from separate wafers.
In what precision analog circuit topologies does the MAT14 provide the greatest performance advantage?
The MAT14 excels in translinear circuits such as multipliers, dividers, and log-ratio amplifiers that rely on exponential Vbe matching across 2 or 4 transistors to compute mathematical operations in the analog domain. It also improves precision in wideband differential input stages and matched current mirror arrays where a mismatch of even 1 mV in Vbe would cause hundreds of microamperes of offset error at bias currents above 1 mA.
What package does the MAT14 use, and how does it simplify PCB layout for quad-transistor circuits?
The MAT14 is housed in a small outline surface mount package, consolidating 4 matched NPN transistors into a single compact footprint that is far smaller than mounting 4 individual SOT-23 transistors. This reduces PCB trace length between matched devices to near zero, minimizing parasitic resistance differences that would otherwise create offset errors in sensitive differential and logarithmic amplifier layouts operating at bias currents in the microampere to milliampere range.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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