Overview
The LM6172IN/NOPB, produced by Texas Instruments, is a dual, high-speed, low-power, low-distortion voltage-feedback amplifier. This device is unity-gain stable and offers excellent DC and AC performance. It is designed to operate with high slew rates and wide unity-gain bandwidths, making it suitable for a variety of high-performance applications. The LM6172IN/NOPB is built using TI's advanced complementary bipolar process, ensuring robust and reliable operation.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VS) | 5.5 | 36 | V | ||
| Input Offset Voltage (VOS) | TJ = 25°C, VCC+ = 15V, VCC– = –15V, VCM = 0V, RL = 1kΩ | 0.4 | 3 | 4 | mV |
| Input Bias Current (IB) | TJ = 25°C, VCC+ = 15V, VCC– = –15V, VCM = 0V, RL = 1kΩ | 1.2 | 3 | 4 | μA |
| Slew Rate (SR) | AV = +2, VIN = 13VPP | 2500 | 3000 | V/μs | |
| Unity-Gain Bandwidth | AV = +1 | 70 | 100 | MHz | |
| Output Current (Continuous) | RL = 100Ω | 25 | 29 | 50 | mA |
| Supply Current (IS) | TJ = 25°C, VCC+ = 15V, VCC– = –15V | 4.6 | 8 | mA | |
| Junction Temperature (TJ) | 150 | °C |
Key Features
- Easy-to-use voltage-feedback topology
- High slew rate: up to 3000V/μs
- Wide unity-gain bandwidth: up to 100MHz
- Low supply current: 2.3mA/channel
- High output current: up to 50mA/channel
- Specified operation on ±15V and ±5V power supplies
- Unity-gain stable
- Excellent DC and AC performance
- Built with TI's advanced complementary bipolar process
Applications
- Scanner I-to-V converters
- ADSL/HDSL drivers
- Multimedia broadcast systems
- Video amplifiers
- NTSC, PAL, and SECAM systems
- ADC/DAC buffers
- Pulse amplifiers and peak detectors
- Ultrasound equipment
- Portable video systems
Q & A
- What is the typical slew rate of the LM6172IN/NOPB?
The typical slew rate is 3000V/μs for AV = +2 and VIN = 13VPP.
- What is the unity-gain bandwidth of the LM6172IN/NOPB?
The unity-gain bandwidth is up to 100MHz.
- What are the specified power supply voltages for the LM6172IN/NOPB?
The device is specified for operation on ±15V and ±5V power supplies.
- What is the maximum output current of the LM6172IN/NOPB?
The maximum output current is up to 50mA per channel.
- What are some common applications of the LM6172IN/NOPB?
Common applications include scanner I-to-V converters, ADSL/HDSL drivers, multimedia broadcast systems, video amplifiers, and ADC/DAC buffers.
- What is the typical supply current per channel for the LM6172IN/NOPB?
The typical supply current per channel is 2.3mA.
- What is the maximum junction temperature for the LM6172IN/NOPB?
The maximum junction temperature is 150°C.
- What package options are available for the LM6172IN/NOPB?
The device is available in SOIC (8-pin) and PDIP (8-pin) packages.
- What is the common-mode rejection ratio (CMRR) of the LM6172IN/NOPB?
The CMRR is typically 70 to 110 dB for VCM = ±10V.
- How does the LM6172IN/NOPB perform in terms of input offset voltage?
The input offset voltage is typically 0.4 to 3 mV at TJ = 25°C, VCC+ = 15V, VCC– = –15V, VCM = 0V, and RL = 1kΩ.
