Overview
The LM2902LVIDR is a quad operational amplifier (op amp) from Texas Instruments, designed for low-voltage, cost-sensitive applications. It is part of the LM290xLV family, which offers improved performance and lower power consumption compared to its predecessors. These op amps are unity-gain stable and operate from a supply voltage range of 2.7 V to 5.5 V, making them suitable for a wide range of general-purpose applications, including single-supply configurations.
The LM2902LVIDR is available in various package options such as SOIC, TSSOP, and SOT-23, ensuring flexibility in design and implementation. The device features a robust ESD specification of 2 kV HBM and an extended temperature range from –40°C to 125°C, enhancing its reliability in diverse environments.
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 |
| Broadband Noise | - | - | 40 | nV/√Hz |
| Output Voltage Swing from Positive Supply | - | - | 1 | V (RL ≥ 2 kΩ) |
| Output Voltage Swing from Negative Supply | - | - | 40-75 | mV (RL ≤ 10 kΩ) |
| Short-Circuit Current | - | - | ±40 | mA |
| Open-Loop Output Impedance | - | - | 1200 | Ω (VS = 5 V, ƒ = 1 MHz) |
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 for the LM2902LVIDR?
The LM2902LVIDR operates from a supply voltage range of 2.7 V to 5.5 V.
- What is the typical quiescent current per amplifier for the LM2902LVIDR?
The typical quiescent current per amplifier is 150 µA.
- What is the input offset voltage of the LM2902LVIDR?
The input offset voltage is ±1 mV.
- Is the LM2902LVIDR unity-gain stable?
- What is the common-mode voltage range of the LM2902LVIDR?
The common-mode voltage range includes ground and extends to within 1 V below the positive supply rail.
- What are the package options available for the LM2902LVIDR?
The device is available in SOIC, TSSOP, and SOT-23 packages.
- What is the ESD specification for the LM2902LVIDR?
The ESD specification is 2 kV HBM.
- What is the operating temperature range for the LM2902LVIDR?
The operating temperature range is from –40°C to 125°C.
- Can the LM2902LVIDR be used in single-supply applications?
- What are some typical applications of the LM2902LVIDR?
Typical applications include cordless appliances, uninterruptible power supplies, battery pack and charger equipment, power supply modules, and environmental sensor signal conditioning.
