Overview
The TLV4021R2YKAR is a low-power, high-precision comparator manufactured by Texas Instruments. This model is part of the TLV40x1 series, designed for applications requiring minimal power consumption and fast response times. The TLV4021R2YKAR is particularly suited for portable and battery-powered devices due to its compact size and efficient performance. Its market positioning targets engineers and designers in industries such as consumer electronics, industrial automation, and automotive electronics, where precision and reliability are critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | 1.6 to 5.5 | V | |
| Reference Voltage | 0.2, 0.5, 1.2 | V | Factory-calibrated |
| Threshold Accuracy | ±0.5% | At 25°C | |
| Quiescent Current | 2 | µA | |
| Propagation Delay | 360 | ns | |
| Output Type | Push-Pull / Open-Drain | Configurable | |
| Operating Temperature | -40 to +125 | °C | |
| Package | DSBGA (0.73mm x 0.73mm) | 4-Bump |
Key Features
- Wide supply voltage range from 1.6V to 5.5V, suitable for various power sources.
- Precision reference voltages (0.2V, 0.5V, 1.2V) ensure accurate comparisons.
- Low quiescent current of 2µA minimizes power consumption in battery-operated devices.
- Fast propagation delay of 360ns enables quick response to input changes.
- Available in an ultra-compact DSBGA package, ideal for space-constrained designs.
Applications
The TLV4021R2YKAR is widely used in applications such as lithium-ion battery monitoring, battery management systems, current and voltage sensing, and power management. Its precision and low power consumption make it ideal for portable electronics, industrial automation, and automotive systems. Additionally, its compact size and robust performance are beneficial in harsh environments where reliable operation is essential.
Q & A
1. What is the operating voltage range of the TLV4021R2YKAR?
The TLV4021R2YKAR operates within a voltage range of 1.6V to 5.5V.
2. What are the reference voltage options available?
It offers precision reference voltages of 0.2V, 0.5V, and 1.2V.
3. How does the TLV4021R2YKAR achieve low power consumption?
It has a quiescent current of just 2µA, making it highly efficient for battery-powered applications.
4. What is the propagation delay of this comparator?
The propagation delay is 360ns, ensuring fast response times.
5. What package is the TLV4021R2YKAR available in?
It is available in a compact DSBGA package measuring 0.73mm x 0.73mm.
6. Can the TLV4021R2YKAR operate in harsh environments?
Yes, it is designed to operate in temperatures ranging from -40°C to +125°C, making it suitable for harsh conditions.
7. What output types are supported?
It supports both push-pull and open-drain output configurations.
8. Is the TLV4021R2YKAR suitable for automotive applications?
Yes, its precision and reliability make it ideal for automotive electronics.
9. How does the TLV4021R2YKAR handle input noise?
It features built-in hysteresis to reject input noise and ensure stable operation.
10. What industries commonly use the TLV4021R2YKAR?
It is widely used in consumer electronics, industrial automation, and automotive systems.
