Overview
The LM4040B10IDBZR is a precision micropower shunt voltage reference produced by Texas Instruments. This component is designed to provide a stable and accurate voltage reference, making it suitable for a wide range of applications. It is available in a compact SOT-23-3 package, which is ideal for space-constrained designs. The LM4040B10IDBZR offers fixed output voltages with tight tolerances and low temperature coefficients, ensuring reliable performance across various operating conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage (Nominal) | 10 | V |
| Output Voltage Tolerance | ±0.2% (B Grade) | % |
| Temperature Coefficient | ±100 ppm/°C | ppm/°C |
| Minimum Cathode Current | 45 μA | μA |
| Operating Temperature Range | –40°C to 85°C | °C |
| Package Type | SOT-23-3 | |
| Pin Count | 3 | |
| Package Body Material | Plastic/Epoxy | |
| Peak Reflow Temperature | 260 °C | °C |
Key Features
- Fixed output voltages of 2.048V, 2.5V, 3V, 4.096V, 5V, 8.192V, and 10V with tight tolerances.
- Low dynamic impedance and low noise.
- No external capacitors required for operation.
- Stable with all capacitive loads.
- Low minimum cathode current of 45 μA (typical).
- Compact SOT-23 and SC-70 packages.
- Operating temperature range of –40°C to 85°C (or up to 125°C for some grades).
- High accuracy and low temperature coefficient.
Applications
The LM4040B10IDBZR is suitable for various applications requiring a precise voltage reference, including:
- Portable electronics due to its low power consumption.
- Industrial control systems where stable voltage references are crucial.
- Medical devices requiring high accuracy and reliability.
- Aerospace and automotive systems where temperature stability is important.
- General-purpose voltage reference in analog circuits.
Q & A
- What is the nominal output voltage of the LM4040B10IDBZR?
The nominal output voltage is 10 V.
- What is the temperature coefficient of the LM4040B10IDBZR?
The temperature coefficient is ±100 ppm/°C.
- What is the minimum cathode current required for the LM4040B10IDBZR?
The minimum cathode current is 45 μA.
- Does the LM4040B10IDBZR require external capacitors for operation?
No, it does not require external capacitors for operation.
- What are the available package types for the LM4040B10IDBZR?
The component is available in SOT-23 and SC-70 packages.
- What is the operating temperature range of the LM4040B10IDBZR?
The operating temperature range is –40°C to 85°C (or up to 125°C for some grades).
- Is the LM4040B10IDBZR RoHS compliant?
- What is the peak reflow temperature for the LM4040B10IDBZR?
The peak reflow temperature is 260 °C.
- What are some common applications of the LM4040B10IDBZR?
It is used in portable electronics, industrial control systems, medical devices, aerospace, and automotive systems.
- What is the typical package body material of the LM4040B10IDBZR?
The package body material is Plastic/Epoxy.
