Overview
The TSX7191IYLT, produced by STMicroelectronics, is a low-power, precision, rail-to-rail operational amplifier. This device is designed to offer high precision functioning with a low input offset voltage, making it suitable for a wide range of applications. The TSX7191IYLT operates within a supply voltage range of 2.7 to 16 V and is stable when used with a gain greater than or equal to 10. Its rail-to-rail input and output functionality allows for full-range input and output without limitation, which is particularly beneficial in low-voltage supply scenarios.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | 16 | V | ||
| Input Offset Voltage (Vio) | 200 | µV | |||
| Input Bias Current (Ib) | 50 | pA | |||
| Gain Bandwidth Product (GBP) | RL = 10 kΩ, CL = 100 pF | 5 | 9 | MHz | |
| Supply Current per Amplifier (ICC) | No load, Vout = VCC/2 | 630 | 850 | 1000 | µA |
| Operating Temperature Range (Toper) | -40 | 125 | °C | ||
| ESD Tolerance (HBM) | 4000 | V | |||
| Phase Margin (ɸm) | Gain = 10, RL = 10 kΩ, CL = 100 pF | 42 | 51 | Degrees | |
| Negative Slew Rate (SRn) | Av = 10, Vout = 3 VPP, 10% to 90% | 1.3 | 2.3 | V/μs | |
| Positive Slew Rate (SRp) | Av = 10, Vout = 3 VPP, 10% to 90% | 1.5 | 2.5 | V/μs |
Key Features
- Low input offset voltage: up to 200 µV max.
- Rail-to-rail input and output functionality.
- Low current consumption: up to 850 µA max.
- Gain bandwidth product: up to 9 MHz.
- Low supply voltage range: 2.7 to 16 V.
- Stable when used with Gain ≥ 10.
- Low input bias current: up to 50 pA max.
- High ESD tolerance: 4 kV HBM.
- Extended temperature range: -40 °C to +125 °C.
- Automotive qualification.
Applications
- Battery-powered instrumentation.
- Instrumentation amplifier.
- Active filtering.
- High-impedance sensor interface.
- Current sensing (high and low side).
Q & A
- What is the input offset voltage of the TSX7191IYLT? The input offset voltage is up to 200 µV max.
- What is the supply voltage range for the TSX7191IYLT? The supply voltage range is from 2.7 to 16 V.
- Is the TSX7191IYLT stable at all gains? No, it is stable when used with a gain greater than or equal to 10.
- What is the maximum input bias current of the TSX7191IYLT? The maximum input bias current is 50 pA.
- What is the gain bandwidth product of the TSX7191IYLT? The gain bandwidth product is up to 9 MHz.
- What is the operating temperature range of the TSX7191IYLT? The operating temperature range is from -40 °C to +125 °C.
- Does the TSX7191IYLT have ESD protection? Yes, it has high ESD tolerance of 4 kV HBM.
- What are some common applications of the TSX7191IYLT? Common applications include battery-powered instrumentation, instrumentation amplifier, active filtering, high-impedance sensor interface, and current sensing.
- Is the TSX7191IYLT suitable for automotive applications? Yes, it is automotive qualified.
- How does the TSX7191IYLT handle high differential input voltages? The device has precautions for high differential input voltages, and it is recommended to follow the guidelines in the datasheet to avoid damage.
