Overview
The LM2902KVQPWR is a low-power, quad-operational amplifier produced by Texas Instruments. This component is part of the LM2902 series, known for its high performance and versatility in various electronic applications. The LM2902KVQPWR is internally frequency compensated for unity gain and features a wide power supply range, making it suitable for a broad range of operational conditions.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (V+) | 3 | 26 | V | |
| Differential Input Voltage | 26 | V | ||
| Input Voltage | -0.3 | 26 | V | |
| Input Bias Current | 40 | 45 | 300 | nA |
| Input Offset Voltage | 2 | mV | ||
| Large DC Voltage Gain | 100 | dB | ||
| Unity Gain Bandwidth | 1 MHz | |||
| Supply Current | 0.7 | 1.2 | mA | |
| Output Voltage Swing (VOH) | V+ - 1.5 | V | ||
| Output Current (Source/Sink) | 10 | 20 | mA |
Key Features
- Internally frequency compensated for unity gain
- Large DC voltage gain of 100 dB
- Wide bandwidth (unity gain) of 1 MHz (temperature compensated)
- Wide power supply range: single supply 3 V to 32 V or dual supplies ±1.5 V to ±16 V
- Very low supply current drain (700 μA) essentially independent of supply voltage
- Low input biasing current (45 nA) and low input offset voltage (2 mV)
- Input common-mode voltage range includes ground
- Differential input voltage range equal to the power supply voltage
- Large output voltage swing: 0 to VCC-1.5V
- Totally lead-free and fully RoHS compliant
- Halogen and antimony free, making it a “green” device
Applications
- Merchant network and server power supply units
- Multi-function printers
- Power supplies and mobile chargers
- Desktop PC and motherboard
- Indoor and outdoor air conditioners
- Washers, dryers, and refrigerators
- AC inverters, string inverters, central inverters, and voltage frequency drives
- Uninterruptible power supplies
Q & A
- What is the supply voltage range for the LM2902KVQPWR?
The supply voltage range is from 3 V to 26 V for single supply, or ±1.5 V to ±16 V for dual supplies.
- What is the typical input bias current of the LM2902KVQPWR?
The typical input bias current is 45 nA.
- What is the large DC voltage gain of the LM2902KVQPWR?
The large DC voltage gain is 100 dB.
- What is the unity gain bandwidth of the LM2902KVQPWR?
The unity gain bandwidth is 1 MHz.
- What is the typical supply current of the LM2902KVQPWR?
The typical supply current is 700 μA, which is essentially independent of the supply voltage.
- Is the LM2902KVQPWR RoHS compliant?
- What are the common applications of the LM2902KVQPWR?
- What is the output voltage swing of the LM2902KVQPWR?
- What is the maximum operating temperature for the LM2902KVQPWR?
- Is the LM2902KVQPWR suitable for automotive applications?
