Overview
The LM4120AIM5X-4.1 is a precision micropower, low dropout voltage reference produced by Texas Instruments. This device is part of the LM4120 series and is known for its high output voltage accuracy and low power consumption. It operates within an industrial temperature range of -40°C to 85°C and is available in a compact 5-pin SOT-23 package. The LM4120AIM5X-4.1 is particularly suited for applications requiring stable voltage references with minimal power usage, such as battery-powered and portable devices.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | LM4120AIM5X-4.1 |
| Package Type | SOT-23 |
| Pin Count | 5 |
| Output Voltage | 4.096 V |
| Initial Accuracy | ±0.2% |
| Maximum Output Current | ±5 mA |
| Supply Current (Typical) | 160 µA |
| Temperature Coefficient | 50 ppm/°C |
| Operating Temperature Range | -40°C to 85°C |
| Input Voltage Range | 2 V to 12 V |
| Dropout Voltage (Typical) | 120 mV at 1 mA |
| Line Regulation | 0.008 %/V |
| Load Regulation | 0.12 %/mA |
| Shutdown Current (Typical) | 2 µA |
Key Features
- High output voltage accuracy of ±0.2%
- Low dropout voltage of 120 mV typical at 1 mA
- Source and sink current output capability of ±5 mA
- Low supply current of 160 µA typical
- Low temperature coefficient of 50 ppm/°C
- Enable pin for power-down mode
- Compact 5-pin SOT-23 package
- Industrial temperature range of -40°C to 85°C
Applications
- Portable, battery-powered equipment
- Instrumentation and process control
- Automotive and industrial systems
- Test equipment
- Data acquisition systems
- Precision regulators
- Battery chargers
- Base stations and communications equipment
- Medical equipment
Q & A
- What is the output voltage of the LM4120AIM5X-4.1? The output voltage is 4.096 V.
- What is the initial accuracy of the LM4120AIM5X-4.1? The initial accuracy is ±0.2%.
- What is the maximum output current of the LM4120AIM5X-4.1? The maximum output current is ±5 mA.
- What is the typical supply current of the LM4120AIM5X-4.1? The typical supply current is 160 µA.
- What is the temperature coefficient of the LM4120AIM5X-4.1? The temperature coefficient is 50 ppm/°C.
- What is the operating temperature range of the LM4120AIM5X-4.1? The operating temperature range is -40°C to 85°C.
- What is the input voltage range of the LM4120AIM5X-4.1? The input voltage range is 2 V to 12 V.
- Does the LM4120AIM5X-4.1 have an enable pin? Yes, it has an enable pin for power-down mode.
- What is the typical dropout voltage of the LM4120AIM5X-4.1? The typical dropout voltage is 120 mV at 1 mA.
- Is the LM4120AIM5X-4.1 RoHS compliant? Yes, it is RoHS compliant.
