Overview
The LM2903VQPWRG4Q1 is a dual differential comparator from Texas Instruments, designed for cost-sensitive applications. It is part of the next-generation LM2903-Q1 family, offering enhanced performance with lower offset voltage, higher supply voltage capability, lower supply current, lower input bias current, and lower propagation delay. This device is particularly suited for automotive and industrial applications due to its AEC-Q100 qualification and wide operating temperature range.
Key Specifications
| Specification | Value |
|---|---|
| Package | TSSOP (8 pins) |
| Operating Temperature Range | -40°C to 125°C (Grade 1), -40°C to 150°C (Grade 0 for LM2903E-Q1) |
| Supply Voltage Range | 2 V to 36 V |
| Supply Current | 200 μA typical per comparator |
| Input Bias Current | 3.5 nA typical |
| Input Offset Voltage | ±0.37 mV typical |
| Input Offset Current | 0.5 nA typical |
| Common-Mode Input Voltage Range | Includes ground, up to VCC - 1.5 V |
| Differential Input Voltage Range | Equal to maximum-rated supply voltage ±36 V |
| Output Compatibility | TTL, MOS, and CMOS |
| ESD Performance | Improved 2kV HBM ESD for 'B' device |
Key Features
- Qualified for automotive applications with AEC-Q100 certification
- Low supply current independent of supply voltage
- Low input bias current and low input offset voltage
- Common-mode input voltage range includes ground
- Differential input voltage range equal to maximum-rated supply voltage ±36 V
- Output compatible with TTL, MOS, and CMOS
- Improved 2kV HBM ESD performance
- Single supply or dual supplies operation
- Functional Safety-Capable
Applications
- Automotive: HEV/EV and power train, infotainment and cluster, body control module
- Industrial: Various industrial control systems and appliances
Q & A
- What is the operating temperature range of the LM2903VQPWRG4Q1? The operating temperature range is -40°C to 125°C for Grade 1 and -40°C to 150°C for Grade 0 (LM2903E-Q1).
- What is the supply voltage range of the LM2903VQPWRG4Q1? The supply voltage range is 2 V to 36 V.
- How many comparators are included in the LM2903VQPWRG4Q1? The device includes two independent voltage comparators.
- What is the typical supply current per comparator? The typical supply current per comparator is 200 μA.
- Is the LM2903VQPWRG4Q1 compatible with TTL, MOS, and CMOS outputs? Yes, the output is compatible with TTL, MOS, and CMOS.
- What is the common-mode input voltage range of the LM2903VQPWRG4Q1? The common-mode input voltage range includes ground up to VCC - 1.5 V.
- What are the key applications of the LM2903VQPWRG4Q1? Key applications include automotive (HEV/EV and power train, infotainment and cluster, body control module) and industrial (various industrial control systems and appliances).
- Is the LM2903VQPWRG4Q1 AEC-Q100 qualified? Yes, the device is AEC-Q100 qualified.
- What is the ESD performance of the LM2903VQPWRG4Q1? The device has improved 2kV HBM ESD performance for 'B' devices.
- Can the LM2903VQPWRG4Q1 operate with single or dual supplies? Yes, the device can operate with single or dual supplies.
