TCK22975G,LF

Overview

The TCK22975G,LF is a single-channel load switch IC manufactured by Toshiba Semiconductor and Storage. It operates within a supply voltage range of 1.1 V to 5.5 V and supports a maximum output current of 2 A. The device features a low on-resistance of 25 mΩ at 5 V. Key electrical parameters include a maximum turn-on time of 2 ms and a maximum turn-off time of 10 µs. It is housed in a compact WCSP-6 package with dimensions of 0.80 x 1.2 mm. The component is rated for operation between -40°C and +85°C.

Feature Summary

• Integrates slew rate control driver to manage inrush current during power-up sequences.
• Utilizes P-channel architecture for efficient power distribution switching.
• Provides non-inverting On/Off interface logic for straightforward control integration.

Applications

• Consumer electronic devices requiring compact power management solutions
• Mobile equipment and handheld portable devices
• IoT and wearable technology applications

Procurement Notes

Verify the specific suffix 'LF' indicates lead-free compliance when ordering. Confirm the package designation WCSP-6 matches the required footprint for PCB layout. Ensure the operating voltage requirements align with the 1.1 V to 5.5 V specification range. Check for any specific handling precautions related to the small form factor surface mount package.

Selection Notes

Select this component when space constraints necessitate the WCSP-6 package size. Choose this model if precise inrush current limiting via slew rate control is required. Consider this part for applications needing a 2 A continuous load capacity with low conduction loss. Verify that the 25 mΩ on-resistance meets the thermal and efficiency targets of the design.

Part Context

This device belongs to Toshiba's TCK229xx series of load switches designed for power distribution. These ICs are engineered for modern electronics where board space is limited. The series typically offers various on-resistance and timing options to suit different load profiles and system startup requirements.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate other Toshiba TCK229xx variants or comparable industry load switches based on pin compatibility and electrical specifications.

FAQ

Does the TCK22975G,LF require an external supply voltage?

No, the datasheet specifies that no separate supply voltage (Vcc/Vdd) is required for operation.

What is the input logic type for the control signal?

The device features a non-inverting input type for the On/Off interface.