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TCK127BG,LF
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Product Detailed Parameters
- Description：LOAD SWITCH IC, V=1.0V-5.5V, IOU
- Series：-
- Mfr：Toshiba Semiconductor and Storage
- Package：Tape & Reel (TR),Cut Tape (CT)
- Switch Type：General Purpose
- Number of Outputs：1
- Ratio - Input:Output：1:01
- Output Configuration：High Side
- Output Type：P-Channel
- Interface：On/Off
- Voltage - Load：1V ~ 5.5V
- Voltage - Supply (Vcc/Vdd)：Not Required
- Current - Output (Max)：1A
- Rds On (Typ)：343mOhm
- Input Type：Non-Inverting
- Features：Load Discharge, Slew Rate Controlled
- Fault Protection：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：4-WCSPG (0.65x0.65)
- Package / Case：4-XFBGA, CSPBGA
- Grade：-
- Qualification：-
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Overview
The TCK127BG,LF is a single-channel load switch IC manufactured by Toshiba Semiconductor and Storage. It operates within a supply voltage range of 1.0 V to 5.5 V and supports a maximum output current of 1 A. The device features a maximum on-resistance of 450 mOhms and a power dissipation rating of 1 W. It functions with an active-high control input and is housed in a WCSP-4G package. The component is designed for surface-mount installation and operates reliably across a temperature range of -40°C to +85°C.
Feature Summary
- Integrates a high-side power switch with low on-resistance for efficient power distribution
- Features active-high logic interface for straightforward control integration
- Includes controlled slew rate functionality to minimize inrush current effects
Applications
- Portable electronic devices requiring efficient power management
- Embedded systems needing isolated power rail switching
- Battery-powered equipment utilizing load distribution circuits
Procurement Notes
Verify the specific ordering suffix and manufacturer part number against official Toshiba documentation to ensure compatibility. Confirm that the requested variant matches the required package type and electrical specifications. Cross-reference datasheet parameters such as voltage ratings and thermal characteristics with system requirements before procurement.
Selection Notes
Select this component when a compact, single-channel load switch is required for low-voltage applications. Consider its 1 A current capability and 450 mOhm on-resistance for efficiency needs. Ensure the active-high control logic aligns with the system's interface design. Evaluate the WCSP-4G package size constraints against available board space.
Part Context
This component belongs to Toshiba's load switch IC family, designed for power distribution in portable electronics. It serves as a compact alternative to discrete MOSFET solutions, offering integrated protection and control features. The series focuses on minimizing footprint while maintaining reliable performance in space-constrained designs.
Replacement Considerations
Consult official Toshiba substitution guides for verified alternatives. Check pinout compatibility and electrical parameter alignment before considering cross-references.
