Texas Instruments LM397MFX/NOPB
| Parameters | |
|---|---|
| Series | - |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | SC-74A, SOT-753 |
| Mfr | Texas Instruments |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Type | General Purpose |
| Output Type | CMOS, Open-Collector, TTL |
| Number of Elements | 1 |
| Supplier Device Package | SOT-23-5 |
| Hysteresis | - |
| Voltage - Supply, Single/Dual (±) | 5V ~ 30V, ±2.5V ~ 15V |
| Voltage - Input Offset (Max) | 7mV @ 30V |
| Current - Input Bias (Max) | 0.25µA @ 5V |
| Current - Output (Typ) | 13mA @ 5V |
| Current - Quiescent (Max) | 2mA |
| CMRR, PSRR (Typ) | - |
| Propagation Delay (Max) | 940µs |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | LM397 |
| REACH Status | REACH Unaffected |
| Standard Package | 3,000 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
TI's LM397MFX/NOPB: Comparator General Purpose CMOS
The LM397MFX/NOPB is a single general-purpose voltage comparator designed by Texas Instruments. It is optimized for a wide range of applications requiring efficient voltage comparison and low power consumption. This device operates from a single 5V to 30V power supply or a split power supply, making it highly versatile for various electronic systems.
LM397MFX/NOPB Key Features
- Wide Operating Voltage Range: 5V to 30V.
- Low Supply Current: 300µA, virtually independent of supply voltage.
- Low Input Bias Current: 7nA.
- Low Input Offset Voltage: ±2mV.
- Response Time: 440ns with 50mV overdrive.
- Open-Collector Output: Allows direct interfacing with TTL, CMOS, and other logic levels.
LM397MFX/NOPB Applications
The LM397MFX/NOPB is suitable for a variety of applications, including:
- Analog-to-Digital Converters (A/D): Ideal for signal threshold detection.
- Pulse and Square-Wave Generators: Useful in timing and control circuits.
- Peak Detectors: Efficient for signal processing applications.
- Industrial Control Systems: Robust performance in harsh environments.
- IoT Devices: Low power consumption makes it suitable for battery-powered sensors.
Conclusion
The LM397MFX/NOPB is a reliable and versatile voltage comparator, offering low power consumption, wide operating voltage range, and robust performance. Its compact size and compatibility with various logic levels make it an excellent choice for a wide range of applications, from industrial control to IoT devices.
