Analog Devices Inc./Maxim Integrated LM4040CEX3-3.3+T
| Parameters | |
|---|---|
| Series | - |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | SC-70, SOT-323 |
| Mfr | Analog Devices Inc./Maxim Integrated |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Current - Supply | - |
| Output Type | Fixed |
| Voltage - Input | - |
| Tolerance | ±0.5% |
| Temperature Coefficient | 100ppm/°C |
| Current - Output | 15 mA |
| Supplier Device Package | SC-70-3 |
| Reference Type | Shunt |
| Current - Cathode | 67 µA |
| Voltage - Output (Min/Fixed) | 3.3V |
| Noise - 0.1Hz to 10Hz | - |
| Noise - 10Hz to 10kHz | 50µVrms |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | LM4040 |
| REACH Status | REACH Unaffected |
| Standard Package | 2,500 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
LM4040CEX3-3.3+T Precision micropower shunt reference 3.3V reference voltage IC
The LM4040CEX3-3.3+T is an improved precision micropower shunt voltage reference from Analog Devices / Maxim Integrated. It is designed to provide a stable 3.3V reference voltage with high accuracy and low power consumption, making it suitable for a wide range of applications.
Features and Applications
This voltage reference features a precision bandgap design with a fixed reverse breakdown voltage of 3.3V. It offers an initial accuracy of ±0.5% and a temperature coefficient of ±20ppm/°C, ensuring stable performance over a wide temperature range. The device has a maximum shunt current of 15mA and a low dynamic impedance of 0.3 ohms at 1mA, providing stable reverse breakdown voltage accuracy across various operating conditions. Additionally, it operates over a temperature range of -40°C to +125°C, making it suitable for both industrial and consumer applications.
The LM4040CEX3-3.3+T is ideal for applications requiring a precise and stable voltage reference, such as power management circuits, consumer electronics, portable devices, and industrial control systems. It can be used as a voltage reference for voltage regulators, ensuring accurate and reliable performance in power supply circuits.
Alternative voltage reference Models
● LM4040AEX3-5.0-T: Features a 5V reference voltage with an initial accuracy of ±0.1% and a temperature coefficient of 100ppm/°C.
● LM4040C25QDBZR: Offers a 2.5V reference voltage with ±0.5% accuracy and ±20ppm/°C temperature coefficient.
● LM4040D25IDBZR: Provides a 2.5V reference voltage with similar accuracy and temperature coefficient.
