Overview
The LM2902LVIPWR is a member of the LM290xLV family of operational amplifiers (op amps) produced by Texas Instruments. These devices are designed for cost-sensitive systems and offer low-voltage operation, making them suitable for a wide range of general-purpose applications. The LM2902LVIPWR is a quad-channel op amp, providing four independent amplifiers in a single package. It operates from a supply voltage range of 2.7 V to 5.5 V, making it versatile for various low-voltage applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | 2.7 | - | 5.5 | V |
| Input Offset Voltage | - | ±1 | - | mV |
| Unity-Gain Bandwidth | - | 1 | - | MHz |
| Low Broadband Noise | - | 40 | - | nV/√Hz |
| Quiescent Current per Amplifier | 90 | 150 | 160 | µA |
| Common-Mode Voltage Range | - | - | - | Includes ground and within 1 V below positive rail |
| Operating Temperature Range | -40 | - | 125 | °C |
| ESD Specification | - | - | 2 kV | HBM |
Key Features
- Industry standard amplifier for cost-sensitive systems
- Low input offset voltage: ±1 mV
- Common-mode voltage range includes ground and within 1 V below the positive rail
- Unity-gain bandwidth: 1 MHz
- Low broadband noise: 40 nV/√Hz
- Low quiescent current: 90 µA per channel
- Unity-gain stable
- Operational at supply voltages from 2.7 V to 5.5 V
- Robust ESD specification: 2-kV HBM
- Extended temperature range: –40°C to 125°C
- No phase reversal in overdrive conditions
Applications
- Cordless appliances
- Uninterruptible power supply (UPS)
- Battery pack, charger, and test equipment
- Power supply modules
- Environmental sensors and signal conditioning
- Field transmitters: temperature sensors
- Oscilloscopes, digital multimeters, and signal analyzers
- Rack mount servers
- HVAC: heating, ventilating, and air conditioning
- DC motor control
- Low-side current sensing
Q & A
- What is the supply voltage range for the LM2902LVIPWR?
The LM2902LVIPWR operates from a supply voltage range of 2.7 V to 5.5 V.
- What is the input offset voltage of the LM2902LVIPWR?
The input offset voltage is ±1 mV.
- What is the unity-gain bandwidth of the LM2902LVIPWR?
The unity-gain bandwidth is 1 MHz.
- What is the quiescent current per amplifier for the LM2902LVIPWR?
The quiescent current per amplifier is 90 µA.
- Is the LM2902LVIPWR unity-gain stable?
- What is the common-mode voltage range of the LM2902LVIPWR?
The common-mode voltage range includes ground and within 1 V below the positive rail.
- What is the ESD specification of the LM2902LVIPWR?
The ESD specification is 2 kV HBM.
- What is the operating temperature range of the LM2902LVIPWR?
The operating temperature range is –40°C to 125°C.
- What are some typical applications of the LM2902LVIPWR?
Typical applications include cordless appliances, UPS, battery pack and charger, power supply modules, environmental sensors, field transmitters, and more.
- Does the LM2902LVIPWR have phase reversal in overdrive conditions?
No, the LM2902LVIPWR does not have phase reversal in overdrive conditions.
