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DiodesZetex Precision Voltage Reference IC, Shunt, 3.3V, 0.2% Initial Accuracy, SOT-23, 3-Pin LM4040B33QFTA
Specifications
| Country of Origin | China |
|---|---|
| Brand | DiodesZetex |
| Height | 1.1mm |
| Length | 3mm |
| Model | LM4040B33QFTA |
| Mount Type | Surface |
| Output type | Fixed |
| Series | LM4040 |
| Temperature Coefficient | 30 ppm/°C |
| Output Current | 15mA |
| Topology | Shunt |
| Maximum Operating Temperature | 125°C |
| Package Type | SOT-23 |
| Minimum Operating Temperature | -40°C |
| Reference Type | Precision |
| Pin Count | 3 |
| Automotive Standard | AEC-Q100 |
| Reference Voltage | 3.3V |
| Initial Accuracy | 0.2 % |
Key Features
- Provides stable 3.3V reference voltage for accurate circuit operation.
- Shunt topology with low output noise and 0.2% initial accuracy.
- Compact SOT-23 package with 3 pins for easy PCB integration.
- Temperature coefficient of 30 ppm/°C ensures consistent performance across temperatures.
- Supports an extended operating range of -40°C to +125°C.
- Fixed output reference type suited for analog, sensor, and power management circuits.
- Surface mount design simplifies automated assembly processes.
- AEC-Q100 automotive standard rated for robust industrial and automotive applications.
Product Description
The DiodesZetex LM4040B33QFTA is a precision voltage reference IC featuring a 3.3V fixed shunt output, engineered for applications requiring a stable and accurate voltage reference. With 0.2% initial accuracy and a low output noise profile, the device is ideal for analog circuitry needing dependable reference performance.
Packaged in a compact SOT-23 format with three pins, the LM4040B33QFTA is designed for easy integration via surface mount technology, facilitating robust automated PCB assembly and reliable connections. Its shunt topology allows for straightforward implementation in a range of circuit designs, including sensor interfaces, data acquisition systems, and instrumentation.
A key advantage is its low temperature coefficient of 30 ppm/°C, which guarantees voltage stability as environmental conditions fluctuate within the specified operating range of -40°C to +125°C. This feature is crucial for precision measurement and calibration circuits, ensuring consistent reference output under varying ambient temperatures.
The device offers a fixed output reference, making it suitable for designs where repeatable voltage accuracy is needed. With a maximum output current of 15mA, it supports various load conditions, including ADC/DAC reference, power management, and process control systems.
Conforming to the AEC-Q100 automotive standard, the LM4040B33QFTA is rated for use in demanding automotive and industrial environments. It maintains high performance and reliability even when exposed to mechanical and thermal stress typical in these applications.
In summary, the DiodesZetex LM4040B33QFTA precision voltage reference IC combines compact layout, accuracy, and excellent thermal stability, empowering designers in industrial, laboratory, instrumentation, and automotive sectors to deliver measurement and control systems with robust voltage reference integrity.
Stable reference voltage for precision electronics, instrumentation, and control systems. Designed for use in power management, sensor circuits, and analog design sectors. Industrial, laboratory, manufacturing, and automotive applications benefit from its reliability and thermal stability.
Browse more voltage reference ICs and DiodesZetex brand components in the EnvMart semiconductor category.
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Frequently Asked Questions
It provides a stable reference voltage of 3.3V.
The initial accuracy is 0.2%.
The maximum output current is 15mA.
It operates within a temperature range of -40°C to +125°C.
The device is packaged in a compact SOT-23 format with three pins.
The temperature coefficient is 30 ppm/°C.
It provides a fixed output reference type.
It conforms to the AEC-Q100 automotive standard.
It utilizes a shunt topology.
The dimensions are 3mm in length and 1.1mm in height.
It is suitable for analog, sensor, and power management circuits.
The surface mount design simplifies automated assembly processes.
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