Overview
The LM2904LVIPWR is a dual-channel, low-voltage operational amplifier (op-amp) manufactured by Texas Instruments. It is part of the LM290xLV family, designed for cost-sensitive systems that require low power consumption and high performance at low voltages. This op-amp is an alternative to the traditional LM2904 and LM2902, offering improved specifications for low-voltage applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | 2.7 | 5.5 | V | |
| Quiescent Current per Amplifier | 90 | 150 | 160 | µA |
| Input Offset Voltage | ±1 | mV | ||
| Unity-Gain Bandwidth | 1 | MHz | ||
| Low Broadband Noise | 40 | nV/√Hz | ||
| Common-Mode Voltage Range | Includes ground | |||
| ESD Specification | 2 kV | HBM | ||
| Operating Temperature Range | –40°C | 125°C | °C |
Key Features
- Industry standard amplifier for cost-sensitive systems
- Low input offset voltage: ±1 mV
- Common-mode voltage range includes ground
- Unity-gain bandwidth: 1 MHz
- Low broadband noise: 40 nV/√Hz
- Low quiescent current: 90 µA/Ch
- Unity-gain stable
- Operational at supply voltages from 2.7 V to 5.5 V
- Offered in dual- and quad-channel variants
- Robust ESD specification: 2-kV HBM
- Extended temperature range: –40°C to 125°C
Applications
- Cordless appliances
- Uninterruptible power supply
- Battery pack, charger, and test equipment
- Power supply modules
- Environmental sensors signal conditioning
- Field transmitter: temperature sensors
- Oscilloscopes, digital multimeters, and signal analyzers
- Rack mount server
- HVAC: heating, ventilating, and air conditioning
- DC motor control
- Low-side current sensing
Q & A
- What is the supply voltage range of the LM2904LVIPWR?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the typical quiescent current per amplifier?
The typical quiescent current per amplifier is 90 µA.
- What is the input offset voltage of the LM2904LVIPWR?
The input offset voltage is ±1 mV.
- What is the unity-gain bandwidth of this op-amp?
The unity-gain bandwidth is 1 MHz.
- Is the LM2904LVIPWR stable at unity gain?
- What is the ESD specification of the LM2904LVIPWR?
The ESD specification is 2 kV HBM.
- What is the operating temperature range of the LM2904LVIPWR?
The operating temperature range is from –40°C to 125°C.
- In what packages is the LM2904LVIPWR available?
The LM2904LVIPWR is available in SOIC, VSSOP, and TSSOP packages.
- What are some common applications of the LM2904LVIPWR?
Common applications include cordless appliances, uninterruptible power supply, battery pack and charger, power supply modules, and environmental sensors signal conditioning.
- Does the LM2904LVIPWR have reverse phase in overdrive conditions?
No, the LM2904LVIPWR does not have reverse phase in overdrive conditions.
