Overview
The TLV9352-Q1 is part of the TLV935x-Q1 family of operational amplifiers from Texas Instruments. These devices are designed as 40-V, cost-optimized automotive operational amplifiers, offering strong DC and AC specifications. They feature rail-to-rail output, low offset voltage (±350 µV typical), low offset drift (±1.5 µV/°C typical), and a bandwidth of 3.5 MHz. The TLV9352-Q1 is particularly suited for high-voltage, cost-sensitive applications and is available in standard packages, specified to operate from –40°C to 125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Offset Voltage | ±350 | µV |
| Offset Voltage Drift | ±1.5 | µV/°C |
| Noise Voltage Density | 15 | nV/√Hz at 1 kHz |
| Common-Mode Rejection Ratio (CMRR) | 110 | dB (VS = 40 V) |
| Bandwidth | 3.5 | MHz |
| Slew Rate | 20 | V/µs |
| Output Current | ±60 | mA |
| Quiescent Current per Amplifier | 650-850 | µA |
| Operating Temperature Range | –40°C to 125°C | |
| Supply Voltage Range | Up to 40 V |
Key Features
- Low offset voltage and drift for high accuracy.
- High common-mode rejection ratio (CMRR) for robust performance in noisy environments.
- Wide differential input-voltage range up to the supply rail.
- High output current capability (±60 mA) and high slew rate (20 V/µs).
- Patented input protection architecture that eliminates the need for input protection diodes, ensuring high-impedance differential input capability without introducing signal distortion or delayed settling time.
- Rail-to-rail output and low noise voltage density.
- Available in standard packages such as SOIC, TSSOP, and VSSOP.
Applications
- Advanced Driver Assistance Systems (ADAS).
- Single-supply, low-side current sensing.
- High-voltage, cost-sensitive automotive applications.
- Multichannel, high-switched input applications.
- General-purpose DC and AC signal amplification in automotive and industrial environments.
Q & A
- What is the typical offset voltage of the TLV9352-Q1?
The typical offset voltage is ±350 µV.
- What is the bandwidth of the TLV9352-Q1?
The bandwidth is 3.5 MHz.
- What is the common-mode rejection ratio (CMRR) of the TLV9352-Q1?
The CMRR is 110 dB at a supply voltage of 40 V.
- What is the slew rate of the TLV9352-Q1?
The slew rate is 20 V/µs.
- What is the maximum output current of the TLV9352-Q1?
The maximum output current is ±60 mA.
- What is the operating temperature range of the TLV9352-Q1?
The operating temperature range is from –40°C to 125°C.
- What types of packages are available for the TLV9352-Q1?
The device is available in standard packages such as SOIC, TSSOP, and VSSOP.
- Does the TLV9352-Q1 have built-in input protection?
Yes, it uses a patented input architecture that provides robust input protection without the need for input protection diodes.
- What are some typical applications for the TLV9352-Q1?
Typical applications include ADAS, single-supply low-side current sensing, and high-voltage automotive applications.
- What is the quiescent current per amplifier for the TLV9352-Q1?
The quiescent current per amplifier is between 650 µA and 850 µA.
