Overview
The TPS22919DCKT is a compact, high-performance load switch produced by Texas Instruments. Designed for power management applications, this device is part of Texas Instruments' extensive portfolio of power switches. The TPS22919DCKT is ideal for managing power distribution in portable electronics, IoT devices, and other low-power systems. Its market positioning targets engineers and designers seeking efficient and reliable power management solutions in space-constrained applications. The product's unique selling points include its ultra-low on-resistance, fast turn-on time, and small form factor, making it a competitive choice for modern electronic designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 1.0 to 5.5 | V | |
| Continuous Current | 1.5 | A | |
| On-Resistance (RDS(ON)) | 35 | mΩ | Typical at VIN = 5 V |
| Quiescent Current | 1 | µA | Typical |
| Turn-On Time | 30 | µs | Typical |
| Package | SC-70 (DCK) | 6-pin | |
| Operating Temperature Range | -40 to 85 | °C | |
| Enable Threshold Voltage | 0.4 to 2.0 | V |
Key Features
- Ultra-Low On-Resistance: Minimizes power loss and improves efficiency in power distribution.
- Fast Turn-On Time: Ensures quick response for power management applications.
- Low Quiescent Current: Reduces power consumption in standby or idle modes.
- Small Form Factor: SC-70 package enables use in space-constrained designs.
- Wide Input Voltage Range: Supports operation from 1.0 V to 5.5 V, making it versatile for various applications.
Applications
The TPS22919DCKT is widely used in applications requiring efficient power management. Typical use cases include:
- Portable Electronics: Smartphones, tablets, and wearables benefit from its compact size and low power consumption.
- IoT Devices: Ensures reliable power distribution in connected devices with limited space.
- Consumer Electronics: Ideal for power management in cameras, gaming devices, and other consumer gadgets.
- Industrial Systems: Provides robust power switching in automation and control systems.
Q & A
1. What is the maximum input voltage supported by the TPS22919DCKT?
The maximum input voltage is 5.5 V.
2. What is the typical on-resistance of the TPS22919DCKT?
The typical on-resistance is 35 mΩ at an input voltage of 5 V.
3. Can the TPS22919DCKT handle high current loads?
Yes, it supports a continuous current of up to 1.5 A.
4. What is the operating temperature range of this device?
The operating temperature range is -40°C to 85°C.
5. How fast is the turn-on time of the TPS22919DCKT?
The typical turn-on time is 30 µs.
6. What package does the TPS22919DCKT come in?
It comes in a 6-pin SC-70 (DCK) package.
7. Is the TPS22919DCKT suitable for battery-powered devices?
Yes, its low quiescent current and wide input voltage range make it ideal for battery-powered applications.
8. Does the TPS22919DCKT have an enable pin?
Yes, it features an enable pin with a threshold voltage range of 0.4 V to 2.0 V.
9. Can this device be used in industrial applications?
Yes, it is suitable for industrial systems requiring reliable power switching.
10. What is the quiescent current of the TPS22919DCKT?
The typical quiescent current is 1 µA.
