Overview
The LMV851MG/NOPB, produced by Texas Instruments, is a low-power, CMOS input operational amplifier designed for a wide range of applications. This device is part of the LMV851/LMV852/LMV854 family, known for its exceptional performance, low power consumption, and robust EMI hardening. The LMV851MG/NOPB operates over a supply voltage range of 2.7V to 5.5V and is stable for capacitive loads up to 200 pF, making it suitable for various general-purpose and EMI-sensitive applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage | 2.7 | 5.5 | V | |
| Supply Current (Per Channel) | 0.42 | 0.50 | 0.58 | mA |
| Input Offset Voltage | 0.3 | 1 | mV | |
| Input Bias Current | 0.1 | pA | ||
| Gain Bandwidth Product | 8 | MHz | ||
| Slew Rate | 4.5 | V/μs | ||
| Output Voltage Swing (Rail-to-Rail) | V | |||
| Output Current Drive | 30 | mA | ||
| Operating Ambient Temperature Range | -40 | 125 | °C | |
| EMIRR at 1.8 GHz | 87 | dB | ||
| Input Noise Voltage at 1 kHz | 11 | nV/√Hz |
Key Features
- Low power consumption: 0.4 mA per channel at 3.3V supply voltage.
- Wide supply voltage range: 2.7V to 5.5V.
- High gain bandwidth product: 8 MHz.
- Low input offset voltage: 1 mV max.
- Low input bias current: 0.1 pA.
- Rail-to-rail output stage.
- EMI hardened to minimize RF interference.
- Stable for capacitive loads up to 200 pF.
- High common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR): 92 dB and 93 dB respectively.
Applications
- Photodiode preamps.
- Piezoelectric sensors.
- Portable/battery-powered electronic equipment.
- Filters and buffers.
- PDAs and phone accessories.
- Medical diagnosis equipment.
Q & A
- What is the supply voltage range of the LMV851MG/NOPB?
The supply voltage range is from 2.7V to 5.5V.
- What is the typical supply current per channel at 3.3V supply voltage?
The typical supply current per channel is 0.50 mA.
- What is the gain bandwidth product of the LMV851MG/NOPB?
The gain bandwidth product is 8 MHz.
- What is the maximum input offset voltage?
The maximum input offset voltage is 1 mV.
- Is the LMV851MG/NOPB EMI hardened?
Yes, the LMV851MG/NOPB is EMI hardened to minimize RF interference.
- What is the maximum capacitive load the LMV851MG/NOPB can handle?
The LMV851MG/NOPB can handle capacitive loads up to 200 pF.
- What are the typical common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR)?
The CMRR is 92 dB and the PSRR is 93 dB.
- What are some common applications of the LMV851MG/NOPB?
Common applications include photodiode preamps, piezoelectric sensors, portable/battery-powered equipment, filters, buffers, PDAs, phone accessories, and medical diagnosis equipment.
- What is the operating ambient temperature range of the LMV851MG/NOPB?
The operating ambient temperature range is from -40°C to 125°C.
- What is the slew rate of the LMV851MG/NOPB?
The slew rate is 4.5 V/μs.
