Overview
The LMC7215IM5X is a low-power, low-voltage comparator produced by Texas Instruments. It features a push-pull output stage and is packaged in a 5-pin SOT-23 (DBV) package. This comparator is designed for ultra-low power consumption, making it ideal for battery-powered and low-power applications. The LMC7215IM5X operates over a wide range of supply voltages from 2V to 8V and has a rail-to-rail common-mode voltage range, which is advantageous in single supply applications.
Key Specifications
| Parameter | Conditions | Typical Value | Maximum Value |
|---|---|---|---|
| Supply Current (IS) | V+ = 2.7V to 5V | 0.7 μA | 1.2 μA |
| Input Offset Voltage (VOS) | V+ = 2.7V to 5V | 6 mV | 8 mV |
| Input Current (IB) | V+ = 2.7V to 5V | 5 fA | - |
| Common Mode Rejection Ratio (CMRR) | V+ = 5V, VCM = 0V to 2.5V and 2.5V to 5V | 80 dB | 60 dB |
| Propagation Delay | V+ = 5V, Overdrive = 10 mV | 25 μs | - |
| Output Current Drive | V+ = 5V | 45 mA | - |
| Operating Temperature Range | - | -65°C to +150°C | - |
| Storage Temperature Range | - | -65°C to +150°C | - |
Key Features
- Ultra Low Power Consumption: The LMC7215IM5X has a maximum supply current of 1 μA, making it highly suitable for low-power applications.
- Wide Range of Supply Voltages: Operates over a supply voltage range of 2V to 8V.
- Rail-to-Rail Common Mode Voltage Range: The input common-mode range extends beyond the supply voltages, which is beneficial in single supply applications.
- Push-Pull Output Stage: Allows for operation with minimal power consumption when driving any load.
- High Output Current Drive: Can source up to 50 mA and sink over 20 mA when operated on a 5V supply.
- Compact Package: Available in a tiny 5-pin SOT-23 package.
- Latch-up Resistance: Highly resistant to latch-up, with qualification tests up to 300 mA at temperatures up to 125°C.
Applications
- Laptop Computers: Ideal for power management and monitoring circuits.
- Mobile Phones: Suitable for battery-powered applications requiring low power consumption.
- Metering Systems: Used in various measurement and monitoring systems.
- Hand-held Electronics: Perfect for portable devices where low power is critical.
- RC Timers and Alarm and Monitoring Circuits: Useful in timing and alarm systems where low power is essential.
Q & A
- What is the typical supply current of the LMC7215IM5X?
The typical supply current is 0.7 μA.
- What is the operating supply voltage range of the LMC7215IM5X?
The operating supply voltage range is from 2V to 8V.
- What is the common mode voltage range of the LMC7215IM5X?
The input common-mode range extends beyond the supply voltages.
- What type of output stage does the LMC7215IM5X have?
The LMC7215IM5X features a push-pull output stage.
- How much output current can the LMC7215IM5X drive?
It can source up to 50 mA and sink over 20 mA when operated on a 5V supply.
- What is the package type of the LMC7215IM5X?
The LMC7215IM5X is packaged in a 5-pin SOT-23 (DBV) package.
- Is the LMC7215IM5X resistant to latch-up?
Yes, it is highly resistant to latch-up, with qualification tests up to 300 mA at temperatures up to 125°C.
- What are some common applications of the LMC7215IM5X?
Common applications include laptop computers, mobile phones, metering systems, hand-held electronics, and alarm and monitoring circuits.
- What is the propagation delay of the LMC7215IM5X?
The propagation delay is typically 25 μs with an overdrive of 10 mV at V+ = 5V.
- Is there an automotive-grade version of the LMC7215?
Yes, the LMC7215-Q1 is an automotive-grade version that is AEC-Q100 Grade 3 Qualified.
