Overview
The LMH6612MAX/NOPB is a high-performance, single-supply, rail-to-rail output operational amplifier produced by Texas Instruments. This device is part of the PowerWise family and is designed for power-conscious single supply systems. It offers exceptional performance with low power consumption, making it suitable for various high-speed applications.
The LMH6612 is available in an 8-pin SOIC package and operates over an extended industrial temperature range of −40°C to +125°C. It features a small signal bandwidth of 345 MHz, a high open-loop gain of 103 dB, and a low noise of 10 nV/√Hz, making it ideal for applications requiring high accuracy and low distortion.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Operating Voltage Range | 2.7 | 11 | V | ||
| Supply Current Per Channel | RL = ∞ | 3.2 | 3.7 | 4.25 | mA |
| Small Signal Bandwidth | AV = 1, RL = 1 kΩ, VOUT = 0.2 VPP | 345 | MHz | ||
| Open Loop Gain | RL = 1 kΩ, VOUT = 4.6V to 0.4V | 92 | 103 | dB | |
| Slew Rate | 460 | V/µs | |||
| Settling Time to 0.1% | 67 | ns | |||
| Settling Time to 0.01% | 100 | ns | |||
| Output Current | VOUT = V+/2 | ±100 | mA | ||
| Common Mode Voltage Range (CMVR) | −0.2 | 3.8 | V | ||
| Power Supply Rejection Ratio (PSRR) | DC, VCM = 0.5V, VS = 2.7V to 11V | 81 | 96 | dB |
Key Features
- High small signal bandwidth of 345 MHz and gain bandwidth product of up to 130 MHz.
- Low power consumption with a supply current of 3.2 mA per channel.
- High open-loop gain of 103 dB and low input offset voltage of ±1.5 mV.
- Low noise of 10 nV/√Hz and high SFDR (Spurious-Free Dynamic Range) of better than 102 dBc at 100 kHz.
- Fast settling time to 0.1% in 67 ns and to 0.01% in 100 ns.
- Rail-to-rail output swing with output current capability of ±100 mA.
- Operating voltage range from 2.7V to 11V and extended industrial temperature range of −40°C to +125°C.
- Shutdown feature with low disable current of 120 μA.
Applications
- High accuracy video and audio systems.
- Test and measurement equipment.
- Communication systems, including baseband I and Q radio channels.
- Low pass filtering and other high-speed signal processing applications.
- Driving 10, 12, and 14-bit high-speed analog-to-digital converters (ADCs).
Q & A
- What is the operating voltage range of the LMH6612?
The LMH6612 operates over a voltage range of 2.7V to 11V.
- What is the small signal bandwidth of the LMH6612?
The small signal bandwidth of the LMH6612 is 345 MHz.
- What is the typical supply current per channel for the LMH6612?
The typical supply current per channel is 3.7 mA.
- What is the open-loop gain of the LMH6612?
The open-loop gain of the LMH6612 is up to 103 dB.
- What is the slew rate of the LMH6612?
The slew rate of the LMH6612 is 460 V/µs.
- How long does it take for the LMH6612 to settle to 0.1% and 0.01%?
The settling time to 0.1% is 67 ns and to 0.01% is 100 ns.
- What is the output current capability of the LMH6612?
The output current capability is ±100 mA.
- Does the LMH6612 have a shutdown feature?
Yes, the LMH6612 has a shutdown feature with a low disable current of 120 μA.
- What are some common applications for the LMH6612?
Common applications include high accuracy video and audio systems, test and measurement equipment, communication systems, and driving high-speed ADCs.
- What is the temperature range for the LMH6612?
The LMH6612 operates over an extended industrial temperature range of −40°C to +125°C.
