Overview
The LPV7215MFX/NOPB is an ultra-low-power comparator designed by Texas Instruments. This device is notable for its extremely low power consumption, with a typical power supply current of 580 nA. It operates over a wide supply voltage range from 1.8 V to 5.5 V, making it highly versatile for various battery-powered applications. The LPV7215 features a push-pull output stage, which allows for efficient operation with minimal power consumption when driving capacitive or resistive loads. It is manufactured using TI's advanced VIP50 process and is available in compact 5-pin SOT-23 and SC70 packages, making it ideal for handheld electronics and mobile phone applications.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Supply Voltage (V+ - V-) | 1.8 | - | 5.5 | V |
| Operating Temperature | -40 | - | 125 | °C |
| Propagation Delay (High to Low) | - | 4.5 | - | µs (at 100 mV overdrive, V+ = 1.8 V) |
| Output Current (Source/Sink) | 3.4 / 3.2 | 5.7 / 7.5 | - | mA (at V+ = 2.7 V, VO = V+/2) |
| Input Offset Voltage Average Drift | - | ±1 | - | µV/°C |
| Input Bias Current | -400 | - | - | fA (at VCM = 4.5 V) |
| Common-Mode Rejection Ratio (CMRR) | 44 | 77 | - | dB (at VCM = 0 V to 1.8 V, V+ = 1.8 V) |
| Power Supply Rejection Ratio (PSRR) | - | - | - | dB (varies with supply voltage) |
| Package Type | - | - | - | 5-Pin SOT-23, SC70 |
Key Features
- Ultra-low power consumption: 580 nA typical supply current.
- Wide supply voltage range: 1.8 V to 5.5 V.
- Low propagation delay: 4.5 µs with 100-mV overdrive at 1.8-V supply.
- Push-pull output stage with high output current drive: up to 19 mA at 5 V.
- Rail-to-rail input common-mode voltage range.
- Compact packages: 5-pin SOT-23 and SC70.
- Operating temperature range: -40°C to 125°C.
Applications
- RC Timers
- Window Detectors
- IR Receivers
- Multivibrators
- Alarm and Monitoring Circuits
- Handheld electronics and mobile phone applications.
Q & A
- What is the typical power consumption of the LPV7215?
The LPV7215 has a typical power supply current of 580 nA.
- What is the operating supply voltage range of the LPV7215?
The LPV7215 operates over a supply voltage range from 1.8 V to 5.5 V.
- What is the propagation delay of the LPV7215?
The propagation delay is as low as 4.5 µs with 100-mV overdrive at a 1.8-V supply.
- What is the output current drive capability of the LPV7215?
The LPV7215 can drive up to 19 mA at 5 V.
- Does the LPV7215 have rail-to-rail input capability?
Yes, the LPV7215 has a rail-to-rail input common-mode voltage range.
- In what packages is the LPV7215 available?
The LPV7215 is available in 5-pin SOT-23 and SC70 packages.
- What is the operating temperature range of the LPV7215?
The operating temperature range is from -40°C to 125°C.
- What are some common applications of the LPV7215?
Common applications include RC timers, window detectors, IR receivers, multivibrators, alarm and monitoring circuits, and handheld electronics.
- What process is used to manufacture the LPV7215?
The LPV7215 is manufactured using TI's advanced VIP50 process.
- How does the LPV7215 perform in terms of common-mode rejection ratio?
The common-mode rejection ratio (CMRR) is typically 77 dB at VCM = 0 V to 1.8 V with V+ = 1.8 V.
