Overview
The LM4040D20IDBZRG4 is a high-precision, low-drift shunt voltage reference integrated circuit produced by Texas Instruments. This component is designed for use in a wide range of electronic applications where high accuracy and stability are crucial. It offers a robust performance and is particularly well-suited for environments requiring precise voltage references.
The device is housed in a compact 3-lead SOT-23 package, making it ideal for small electronic designs. It provides a reliable reference voltage output of 2.048V with a maximum tolerance of ±1% and a low temperature coefficient, ensuring minimal variations in output voltage over different operating temperatures.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | LM4040D20IDBZRG4 | |
| Manufacturer | Texas Instruments | |
| Reference Type | Shunt | |
| Output Type | Fixed | |
| Voltage - Output (Min/Fixed) | 2.048V | V |
| Voltage - Output (Max) | - | V |
| Current - Output | 15mA | mA |
| Tolerance | ±1% | % |
| Temperature Coefficient | 150 ppm/°C | ppm/°C |
| Noise - 0.1Hz to 10Hz | - | |
| Noise - 10Hz to 10kHz | 35 µVrms | µVrms |
| Current - Cathode | 80 µA | µA |
| Operating Temperature | -40°C ~ 85°C (TA) | °C |
| Mounting Type | Surface Mount | |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
Key Features
- Output Voltage: 2.048V with a maximum tolerance of ±1%.
- Temperature Coefficient: ±150 ppm/°C, ensuring minimal variations in output voltage over different operating temperatures.
- Operating Temperature Range: -40°C to 85°C (or up to 125°C for certain grades).
- Maximum Input Voltage: Up to 15V.
- Low Noise: 35 µV (typical) from 10Hz to 10kHz.
- Compact Package: 3-lead SOT-23 package, ideal for small electronic designs.
- High Stability and Low Drift: Ensures consistent performance over various operating conditions).
- Minimum Operating Current: 100 µA, with a maximum operating current of 15 mA).
Applications
- Precision Voltage Reference in Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for accurate conversions).
- Voltage Regulation in Power Supply Circuits: Used to maintain a stable output voltage in power supply designs).
- Reference Voltage for Operational Amplifiers: Ensures precise operation of op-amps by providing a stable reference voltage).
- Temperature Measurement and Control Systems: Used in systems requiring precise temperature measurements and control).
- Battery Management Systems: Provides a reliable reference voltage for battery management applications).
- Industrial Instrumentation: Suitable for various industrial applications requiring precise measurements).
- Consumer Electronics: Used in consumer electronics that require precise voltage references).
Q & A
- What is the output voltage of the LM4040D20IDBZRG4?
The output voltage of the LM4040D20IDBZRG4 is 2.048V with a maximum tolerance of ±1%.
- What is the temperature coefficient of the LM4040D20IDBZRG4?
The temperature coefficient of the LM4040D20IDBZRG4 is ±150 ppm/°C).
- What is the operating temperature range of the LM4040D20IDBZRG4?
The operating temperature range of the LM4040D20IDBZRG4 is -40°C to 85°C (or up to 125°C for certain grades)).
- What is the maximum input voltage for the LM4040D20IDBZRG4?
The maximum input voltage for the LM4040D20IDBZRG4 is up to 15V).
- What is the noise level of the LM4040D20IDBZRG4?
The noise level of the LM4040D20IDBZRG4 is 35 µV (typical) from 10Hz to 10kHz).
- What package type is the LM4040D20IDBZRG4 available in?
The LM4040D20IDBZRG4 is available in a 3-lead SOT-23 package).
- What are the typical applications of the LM4040D20IDBZRG4?
The LM4040D20IDBZRG4 is used in precision voltage references for ADCs, voltage regulation in power supply circuits, reference voltage for op-amps, temperature measurement and control systems, battery management systems, industrial instrumentation, and consumer electronics requiring precise measurements).
- Does the LM4040D20IDBZRG4 require external capacitors for operation?
No, the LM4040D20IDBZRG4 does not require external capacitors for operation).
- What is the minimum operating current of the LM4040D20IDBZRG4?
The minimum operating current of the LM4040D20IDBZRG4 is 100 µA, with a maximum operating current of 15 mA).
- Is the LM4040D20IDBZRG4 RoHS compliant?
