Overview
The INA200AQDGKRQ1 is a high-performance, automotive-grade current-sense amplifier produced by Texas Instruments. This device is part of the INA20x-Q1 series, which includes the INA200-Q1, INA201-Q1, and INA202-Q1. It is designed for low- or high-side current-shunt monitoring with a voltage output, making it suitable for a variety of automotive applications. The INA200AQDGKRQ1 operates over a wide common-mode voltage range of –16 V to +80 V and features a high bandwidth of 500 kHz, making it ideal for high-speed current sensing.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Gain | 20 V/V | |
| Bandwidth | 500 kHz | |
| Common-Mode Range | –16 V to +80 V | |
| Supply Voltage Range | 2.7 V to 18 V | |
| Quiescent Current | 1800 μA (Max) | |
| Operating Temperature Range | –40°C to +125°C | |
| Package Type | VSSOP-8 | |
| Slew Rate | 1 V/μs | |
| Input Offset Voltage | 3.5 mV | |
| ESD Classification | HBM Level H2, CDM Level C3B |
Key Features
- Qualified for Automotive Applications with AEC-Q100 certification.
- High-speed current-sense amplifier with a bandwidth of up to 500 kHz.
- Wide common-mode range: –16 V to +80 V.
- Integrated open-drain comparator with latching capability and a 0.6-V internal voltage reference.
- Three gain options available: 20 V/V (INA200-Q1), 50 V/V (INA201-Q1), and 100 V/V (INA202-Q1).
- Low quiescent current: 1800 μA (Max).
- Small VSSOP-8 package.
- Latch-up exceeds 100 mA per JESD78.
Applications
- Electric Power Steering (EPS) Systems.
- Body Control Modules.
- Brake Systems.
- Electronic Stability Control (ESC) Systems.
Q & A
- What is the common-mode voltage range of the INA200AQDGKRQ1?
The common-mode voltage range is from –16 V to +80 V.
- What are the gain options available for the INA20x-Q1 series?
The gain options are 20 V/V (INA200-Q1), 50 V/V (INA201-Q1), and 100 V/V (INA202-Q1).
- What is the bandwidth of the INA200AQDGKRQ1?
The bandwidth is up to 500 kHz.
- What is the operating temperature range of the INA200AQDGKRQ1?
The operating temperature range is from –40°C to +125°C.
- What type of package does the INA200AQDGKRQ1 come in?
The device is available in a VSSOP-8 package.
- What is the quiescent current of the INA200AQDGKRQ1?
The maximum quiescent current is 1800 μA.
- Does the INA200AQDGKRQ1 have an integrated comparator?
Yes, it has an integrated open-drain comparator with latching capability and a 0.6-V internal voltage reference.
- What are some typical applications of the INA200AQDGKRQ1?
Typical applications include Electric Power Steering (EPS) Systems, Body Control Modules, Brake Systems, and Electronic Stability Control (ESC) Systems.
- Is the INA200AQDGKRQ1 qualified for automotive applications?
Yes, it is qualified for automotive applications and meets AEC-Q100 standards.
- What is the slew rate of the INA200AQDGKRQ1?
The slew rate is 1 V/μs.
