Overview
The LM4120AIM5X-3.0/NOPB is a precision low-power, low dropout bandgap voltage reference produced by Texas Instruments. This device is part of the LM4120 series, known for its high output voltage accuracy and low temperature coefficient. It operates with input voltages ranging from 2 V to 12 V and consumes a typical supply current of 160 µA. The LM4120AIM5X-3.0/NOPB is particularly suited for battery-powered and portable applications due to its very low dropout voltage, low supply current, and power-down capability.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOT-23, 5-pin |
| Operating Temperature Range | −40°C to 85°C |
| Output Voltage (Nominal) | 3.0 V |
| Output Voltage (Min/Max) | 2.994 V / 3.006 V |
| Supply Voltage Range | 2.0 V to 12.0 V |
| Supply Current (Typical) | 160 µA |
| Dropout Voltage (Typical at 1 mA) | 120 mV |
| Output Current (Source/Sink) | ±5 mA |
| Temperature Coefficient | 50 ppm/°C |
| Enable Pin | Yes |
| Compliance | EU RoHS, REACH |
Key Features
- High output voltage accuracy: 0.2% for Grade A devices and 0.5% for Standard devices.
- Low temperature coefficient: 50 ppm/°C from −40°C to 125°C.
- Low dropout voltage: 120 mV typical at 1 mA.
- Source and sink current output: ±5 mA.
- Low supply current: 160 µA typical, dropping to less than 2 µA in power-down mode.
- Enable pin for power management.
- Small SOT-23-5 package.
Applications
The LM4120AIM5X-3.0/NOPB is ideal for battery-powered and portable applications due to its low power consumption, low dropout voltage, and power-down capability. It is also suitable for various precision voltage reference needs in industrial and consumer electronics where high accuracy and stability are required.
Q & A
- What is the typical supply current of the LM4120AIM5X-3.0/NOPB?
The typical supply current is 160 µA.
- What is the output voltage accuracy of the Grade A LM4120 devices?
The output voltage accuracy for Grade A devices is 0.2%.
- What is the temperature coefficient of the LM4120AIM5X-3.0/NOPB?
The temperature coefficient is 50 ppm/°C from −40°C to 125°C.
- What is the maximum output current of the LM4120AIM5X-3.0/NOPB?
The maximum output current is ±5 mA.
- Does the LM4120AIM5X-3.0/NOPB have an enable pin?
Yes, it has an enable pin for power management.
- What is the operating temperature range of the LM4120AIM5X-3.0/NOPB?
The operating temperature range is −40°C to 85°C, with certain specifications ensured up to 125°C.
- Is the LM4120AIM5X-3.0/NOPB compliant with EU RoHS and REACH regulations?
Yes, it is compliant with EU RoHS and REACH regulations.
- What is the package type of the LM4120AIM5X-3.0/NOPB?
The package type is SOT-23, 5-pin.
- What are the typical dropout voltage and supply voltage range of the LM4120AIM5X-3.0/NOPB?
The typical dropout voltage is 120 mV at 1 mA, and the supply voltage range is 2 V to 12 V.
- What are the primary applications of the LM4120AIM5X-3.0/NOPB?
The primary applications include battery-powered and portable devices, as well as other precision voltage reference needs in industrial and consumer electronics.
