Overview
The LM4040C50IDBZTG4 is a precision micropower shunt voltage reference produced by Texas Instruments. This component is designed for applications requiring stable and accurate voltage references. It is part of the LM4040 series, known for its low dynamic impedance, low noise, and low temperature coefficient. The device is available in a compact SOT-23 package, making it suitable for space-constrained applications. It is RoHS compliant and operates over an industrial temperature range of -40°C to 85°C.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Brand Name | Texas Instruments | - | - |
| Lead-Free | Yes | - | - |
| RoHS Compliant | Yes | - | - |
| Lifecycle | Active | - | - |
| Package | SOT-23 | - | - |
| Pin Count | 3 | - | - |
| Operating Temperature | -40 to 85 | °C | - |
| Output Voltage | 5 | V | Nominal |
| Voltage Tolerance | ±0.5% | - | - |
| Temperature Coefficient | 100 | ppm/°C | Max |
| Output Noise | 35 | µVrms | - |
| Supply Voltage | 5 | V | Nominal |
| Technology | Bipolar | - | - |
| Mounting Type | Surface Mount | - | - |
Key Features
- Precision voltage reference with a nominal output of 5V.
- Low dynamic impedance and low noise for stable performance.
- Wide operating current range from 45 µA to 15 mA.
- Stable operation with all capacitive loads; no output capacitor required.
- Industrial temperature range of -40°C to 85°C.
- Available in a compact SOT-23 package for space-constrained applications.
Applications
The LM4040C50IDBZTG4 is widely used in various applications that require precise voltage references. It is ideal for use in industrial automation, consumer electronics, and automotive electronics. Its low noise and stable performance make it suitable for analog-to-digital converters, digital-to-analog converters, and power management systems. Additionally, its compact size and low power consumption make it a preferred choice for portable and battery-powered devices.
Q & A
What is the output voltage of the LM4040C50IDBZTG4?
The nominal output voltage is 5V, with a tolerance of ±0.5%.
What is the operating temperature range?
The device operates over an industrial temperature range of -40°C to 85°C.
Is the LM4040C50IDBZTG4 RoHS compliant?
Yes, it is RoHS compliant.
What package does the LM4040C50IDBZTG4 come in?
It is available in a SOT-23 package.
Does the device require an external capacitor?
No, it is stable with all capacitive loads and does not require an external capacitor.
What is the maximum voltage temperature coefficient?
The maximum voltage temperature coefficient is 100 ppm/°C.
What is the typical operating current?
The typical operating current is 45 µA.
Can the LM4040C50IDBZTG4 be used in automotive applications?
Yes, it is suitable for automotive electronics due to its stable performance and industrial temperature range.
What is the maximum output current?
The maximum output current is 15 mA.
Is the LM4040C50IDBZTG4 lead-free?
Yes, it is a lead-free device.
