Overview
The LM4041BIDBZTG4 is a precision micropower shunt voltage reference from Texas Instruments. This component is part of the LM4041 series, known for its versatility and ease of use across a wide range of applications. It offers fixed and adjustable output voltages, with a primary fixed output of 1.225V and adjustable outputs ranging from 1.225V to 10V. The LM4041BIDBZTG4 is designed to provide tight output tolerances and a low temperature coefficient, making it suitable for high-precision requirements.
Key Specifications
| Parameter | Test Conditions | Unit | MIN | TYP | MAX |
|---|---|---|---|---|---|
| Reverse Breakdown Voltage | IZ = 100μA, 25°C | V | 1.225 | 1.225 | 1.225 |
| Reverse Breakdown Voltage Tolerance | IZ = 100μA, 25°C | mV | -6 | 6 | 12 |
| Minimum Cathode Current | 25°C | μA | 45 | 75 | 80 |
| Average Temperature Coefficient of Reverse Breakdown Voltage | IZ = 10mA, 25°C | ppm/°C | ±20 | ±20 | ±100 |
| Operating Temperature Range | °C | -40 | 85 | ||
| Storage Temperature Range | °C | -65 | 150 | ||
| Maximum Power Dissipation (TA = 25°C) | mW | 306 (DBZ package) |
Key Features
- Tight Output Tolerances and Low Temperature Coefficient: Maximum 0.2% tolerance and 100ppm/°C temperature coefficient for the B grade.
- Low Output Noise: Typical output noise of 20μVRMS.
- Wide Operating Current Range: From 45μA to 12mA.
- Stable with Capacitive Loads: No output capacitor required.
- Compact Packages: Available in SOT-23, TO-92, and SC70 packages.
- High Accuracy: Output voltage tolerance as low as ±0.1% for A grade at 25°C.
Applications
- Data-Acquisition Systems: For precise voltage referencing in data acquisition systems.
- Power Supplies and Power-Supply Monitors: To ensure stable and accurate voltage levels.
- Instrumentation and Test Equipment: For high-precision measurement and testing.
- Process Control: In industrial control systems requiring precise voltage references.
- Precision Audio: For audio equipment that demands high voltage stability.
- Automotive Electronics: Suitable for automotive applications due to its robust temperature range).
- Energy Management/Metering: For accurate voltage referencing in energy management systems).
- Battery-Powered Equipment: Ideal for battery-powered devices due to its low power consumption).
Q & A
- What is the primary fixed output voltage of the LM4041BIDBZTG4?
The primary fixed output voltage is 1.225V).
- What is the adjustable output voltage range of the LM4041BIDBZTG4?
The adjustable output voltage range is from 1.225V to 10V).
- What is the typical output noise of the LM4041BIDBZTG4?
The typical output noise is 20μVRMS).
- What is the operating current range of the LM4041BIDBZTG4?
The operating current range is from 45μA to 12mA).
- Does the LM4041BIDBZTG4 require an output capacitor?
No, it does not require an output capacitor as it is stable with all capacitive loads).
- What are the available package types for the LM4041BIDBZTG4?
It is available in SOT-23, TO-92, and SC70 packages).
- What is the maximum power dissipation for the DBZ package at 25°C?
The maximum power dissipation for the DBZ package at 25°C is 306mW).
- What is the storage temperature range for the LM4041BIDBZTG4?
The storage temperature range is from -65°C to 150°C).
- What are some common applications of the LM4041BIDBZTG4?
Common applications include data-acquisition systems, power supplies, instrumentation, process control, precision audio, automotive electronics, energy management, and battery-powered equipment).
- What is the average temperature coefficient of the reverse breakdown voltage for the LM4041BIDBZTG4?
The average temperature coefficient of the reverse breakdown voltage is ±20ppm/°C for IZ = 10mA at 25°C).
