Overview
The TSC2011IDT, produced by STMicroelectronics, is a precision bidirectional current sense amplifier. This device is part of the TSC2010, TSC2011, and TSC2012 family, each offering different gain options. The TSC2011IDT specifically provides an amplifier gain of 60 V/V. It is designed to sense current through a shunt resistor over a wide range of common mode voltages, from -20 to +70 V, regardless of the supply voltage. The device operates within a broad supply voltage range of 2.7 to 5.5 V and across an industrial temperature range of -40 to 125 °C.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Supply Voltage | 2.7 | 5.5 | V | ||
| Operating Temperature | -40 | 125 | °C | ||
| Common Mode Voltage | -20 | 70 | V | ||
| Offset Voltage (RTI) | Vicm = 1 V, Tmin < T < Tmax | 200 | 700 | µV | |
| Gain | 60 | V/V | |||
| Gain Error | ΔVout = 100 mV to (Vcc - 100 mV), Tmin < T < Tmax | 0.3 | % | ||
| Offset Drift vs. Temperature | Vicm = 1 V, Tmin < T < Tmax | 5 | µV/°C | ||
| Quiescent Current (Shutdown Mode) | Vicm = -20 to 70 V, Tmin < T < Tmax | 20 | 50 | 150 | µA |
| Package | SO-8, MiniSO-8 |
Key Features
- Wide common mode voltage range: -20 to 70 V
- Low offset voltage: ±200 µV max
- Supply voltage range: 2.7 to 5.5 V
- Different gain options: 60 V/V for TSC2011
- Low gain error: 0.3% max
- Low offset drift: 5 µV/°C max
- Low quiescent current in shutdown mode: 20 µA
- Available in SO8 and MiniSO8 packages
Applications
- High-side current sensing
- Low-side current sensing
- Data acquisition and instrumentation
- Test and measurement equipment
- Industrial process control
- Motor control
- Solenoid control
- Precision current measurement
- Overcurrent protection
- Current monitoring and feedback loops
Q & A
- What is the primary function of the TSC2011IDT?
The TSC2011IDT is a precision bidirectional current sense amplifier designed to sense current through a shunt resistor over a wide range of common mode voltages.
- What is the gain of the TSC2011IDT?
The gain of the TSC2011IDT is 60 V/V.
- What is the operating temperature range of the TSC2011IDT?
The operating temperature range is from -40 to 125 °C.
- What are the available packages for the TSC2011IDT?
The TSC2011IDT is available in SO-8 and MiniSO-8 packages.
- What is the common mode voltage range of the TSC2011IDT?
The common mode voltage range is from -20 to 70 V.
- What is the maximum offset voltage of the TSC2011IDT?
The maximum offset voltage is ±200 µV.
- What is the quiescent current in shutdown mode for the TSC2011IDT?
The quiescent current in shutdown mode is 20 µA.
- What are some typical applications of the TSC2011IDT?
Typical applications include high-side and low-side current sensing, data acquisition, test and measurement equipment, industrial process control, motor control, and solenoid control.
- How does the TSC2011IDT handle low drop voltages?
The TSC2011IDT can sense very low drop voltages as low as 10 mV full scale, minimizing measurement error.
- What is the supply voltage range for the TSC2011IDT?
The supply voltage range is from 2.7 to 5.5 V.
