Texas Instruments introduces the TPS22919, a cutting-edge self-protected switch designed to offer enhanced control and safety features in various applications. This innovative device incorporates a meticulously crafted N-channel MOSFET, enabling it to function effectively across a wide input voltage range of 1.6V to 5.5V.
One standout feature of the TPS22919 is its controlled slew rate, which ensures smooth and precise switching operations, minimizing potential risks associated with abrupt voltage changes. This controlled rise time not only enhances the overall performance of the device but also safeguards sensitive components within the system.
Moreover, the TPS22919 boasts an adjustable output discharge mechanism, further enhancing its flexibility and adaptability in diverse load-switching scenarios. This capability allows users to fine-tune the discharge process based on specific requirements, optimizing energy efficiency and system reliability.
In terms of protection mechanisms, the TPS22919 excels in safeguarding itself from short-circuit events on the output, preventing damage and ensuring uninterrupted functionality. Additionally, the device features thermal shutdown functionality, mitigating the risk of overheating and potential thermal-related issues that could compromise system integrity.
Packaged in a standard SC-70 form factor, the TPS22919 is engineered to deliver consistent performance across a wide temperature range, from -40°C to +125°C, ensuring reliability and stability in challenging operating environments. This level of robustness makes the TPS22919 an ideal choice for applications that demand precision, safety, and efficiency in load-switching operations.
Input operating voltage range (VIN): 1.6 V to 5.5 V
Output short protection (ISC): 3 A (typ.)
Continuous current (IMAX): 1.5 A (max.)
On-resistance (RON):
5 V VIN: 89 mΩ (typ.)
3.6 V VIN: 90 mΩ (typ.)
1.8 V VIN: 105 mΩ (typ.)
Low power consumption:
ON-state (IQ): 8 µA (typ.)
OFF-state (ISD): 2 nA (typ.)
Adjustable output discharge and fall time:
Internal QOD resistance: 24 Ω (typ.)
Smart ON pin pull-down (RPD):
ON ≥ VIH (ION): 100 nA (max.)
ON ≤ VIL (RPD): 530 kΩ (typ.)
Slow turn ON timing to limit inrush current (tON):
5.0 V turn ON time (tON): 1.95 ms at 3.2 mV/μs
3.6 V turn ON time (tON): 1.75 ms at 2.7 mV/μs
1.8 V turn ON time (tON): 1.5 ms at 1.8 mV/μs
Personal electronics
Set-top-boxes
HDTVs
Multi-function printers
Tell us what you're after