Overview
The LM4041AIM3X-1.2/NOPB is a precision micropower shunt voltage reference from Texas Instruments. This device is designed to provide a stable and accurate voltage reference, making it suitable for a wide range of applications. It is available in small packages such as SOT-23, TO-92, and SC70, which are ideal for space-constrained designs. The LM4041AIM3X-1.2/NOPB features a reverse breakdown voltage of 1.225V with high accuracy and low temperature drift, ensuring reliable performance across various operating conditions.
Key Specifications
| Parameter | Test Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Reverse Breakdown Voltage | IR = 100 μA | 1.225 | - | - | V |
| Output Voltage Tolerance (A grade, 25°C) | - | - | - | ±0.1% | - |
| Minimum Operating Current | - | 45 | 60 | 65 | μA |
| Maximum Operating Current | - | - | - | 12 | mA |
| Average Reverse Breakdown Voltage Temperature Coefficient | IR = 1 mA | - | ±15 | ±100 | ppm/°C |
| Reverse Dynamic Impedance | IR = 1 mA, f = 120 Hz, IAC = 0.1 IR | 0.5 | 1.5 | - | Ω |
| Wideband Noise | IR = 100 μA, 10 Hz ≤ f ≤ 10 kHz | - | - | 20 | μVrms |
| Storage Temperature | - | -65 | - | 150 | °C |
Key Features
- No output capacitor required
- Tolerates capacitive loads
- Reverse breakdown voltage options of 1.225V and adjustable
- Low output noise (20 μVrms from 10 Hz to 10 kHz)
- Wide operating current range (60 μA to 12 mA)
- Industrial temperature range (-40°C to +85°C) and extended temperature range (-40°C to +125°C)
- Low temperature coefficient (100 ppm/°C max)
- Small packages: SOT-23, TO-92, and SC70
Applications
- Portable, battery-powered equipment
- Data acquisition systems
- Instrumentation
- Process control
- Energy management
- Automotive
- Precision audio components
Q & A
- What is the reverse breakdown voltage of the LM4041AIM3X-1.2/NOPB?
The reverse breakdown voltage is 1.225V.
- What is the minimum operating current for this device?
The minimum operating current is 60 μA.
- What is the maximum operating current for this device?
The maximum operating current is 12 mA.
- Does the LM4041AIM3X-1.2/NOPB require an output capacitor?
No, it does not require an output capacitor.
- What is the temperature range for the industrial and extended temperature grades?
The industrial temperature range is -40°C to +85°C, and the extended temperature range is -40°C to +125°C.
- What is the typical wideband noise of the LM4041AIM3X-1.2/NOPB?
The typical wideband noise is 20 μVrms from 10 Hz to 10 kHz.
- What are the available package types for the LM4041AIM3X-1.2/NOPB?
The available packages are SOT-23, TO-92, and SC70.
- What is the storage temperature range for this device?
The storage temperature range is -65°C to +150°C.
- What is the average reverse breakdown voltage temperature coefficient?
The average reverse breakdown voltage temperature coefficient is ±15 ppm/°C.
- What is the reverse dynamic impedance of the LM4041AIM3X-1.2/NOPB?
The reverse dynamic impedance is 0.5 to 1.5 Ω at IR = 1 mA and f = 120 Hz.
