Overview
The ALM2402FQPWPRQ1 is a dual operational amplifier designed by Texas Instruments, specifically qualified for automotive applications. This device is part of the AEC-Q100 qualified series, ensuring it meets stringent automotive standards. It features high gain bandwidth, high slew rate, and continuous high-output current drive capability, making it ideal for resolver-based applications in modern vehicles. The ALM2402F-Q1 also includes protection features such as thermal shutdown and current limiting to enhance system robustness.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Input Supply Voltage (VS) | 4.5 | - | 16 | V |
| Output Supply Voltage (VS_O) | 3 | - | 16 | V |
| Continuous Output Current (Sourcing) | - | - | 400 | mA |
| Continuous Output Current (Sinking) | - | - | 400 | mA |
| Operating Temperature | -40 | - | 125 | °C |
| Junction Temperature | - | - | 150 | °C |
| Slew Rate | - | 3.4 | - | V/μs |
| Input Offset Voltage | - | ±7 | - | mV |
| Package Type | - | - | - | HTSSOP (14-pin) |
| Package Body Size | - | - | - | 5.00 mm × 4.40 mm |
Key Features
- AEC-Q100 Qualified: Meets automotive standards with a temperature grade 1: –40°C to +125°C.
- High Gain Bandwidth and Slew Rate: Ensures low distortion and high amplitude excitation for resolver-based applications.
- Rail-to-Rail Output: Enabled by low Rds(on) PMOS and NMOS transistors, reducing power dissipation.
- Current Limiting and Overtemperature Detection: Enhances system robustness by protecting against faults and overheating.
- Thermal Performance: The HTSSOP package with a thermal pad minimizes board space and optimizes thermal performance.
- Multi-Voltage Operation: Each supply (VS, VS_O1, VS_O2) can operate at separate voltage levels.
- Functional Safety Capable: Designed to meet functional safety requirements in automotive applications.
Applications
- Resolver-Based Systems: Ideal for modern resolvers in automotive applications due to its high gain bandwidth and slew rate.
- Automotive Electronics: Suitable for various automotive electronic systems requiring high reliability and robust performance.
- Hybrid and Electric Vehicles: Optimized for use in modern hybrid and electric vehicles where space and thermal efficiency are critical.
Q & A
- What is the operating temperature range of the ALM2402FQPWPRQ1?
The operating temperature range is –40°C to +125°C.
- What is the maximum output current of the ALM2402FQPWPRQ1?
The maximum continuous output current is 400 mA for both sourcing and sinking.
- What is the slew rate of the ALM2402FQPWPRQ1?
The slew rate is 3.4 V/μs.
- What type of package does the ALM2402FQPWPRQ1 come in?
The device is packaged in a 14-pin HTSSOP package.
- Is the ALM2402FQPWPRQ1 AEC-Q100 qualified?
- What are the key protection features of the ALM2402FQPWPRQ1?
The device features current limiting and overtemperature detection.
- Can the ALM2402FQPWPRQ1 operate with different supply voltages?
- What is the input offset voltage of the ALM2402FQPWPRQ1?
The input offset voltage is ±7 mV at 25°C.
- Is the ALM2402FQPWPRQ1 suitable for functional safety applications?
- What are the typical applications of the ALM2402FQPWPRQ1?
