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SC729CSTRT
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Product Detailed Parameters
- Description：IC PWR SWITCH N-CHAN 1:1 4CSP
- Series：-
- Mfr：Semtech Corporation
- Package：Tape & Reel (TR)
- Switch Type：General Purpose
- Number of Outputs：1
- Ratio - Input:Output：1:01
- Output Configuration：High Side
- Output Type：N-Channel
- Interface：On/Off
- Voltage - Load：1.1V ~ 3.6V
- Voltage - Supply (Vcc/Vdd)：Not Required
- Current - Output (Max)：2A
- Rds On (Typ)：24mOhm
- Input Type：-
- Features：Load Discharge, Slew Rate Controlled
- Fault Protection：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：4-CSP (0.76x0.76)
- Package / Case：4-WFBGA, CSPBGA
- Grade：-
- Qualification：-
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Overview
The SC729CSTRT is a power distribution switch manufactured by Semtech Corporation. It features an N-channel output with a 1:1 input-to-output ratio, designed for high-side load switching applications. The device supports a load voltage range of 1.1V to 3.6V and delivers a maximum output current of 2A. It utilizes a compact 4-CSP package measuring 0.76x0.76mm. Key electrical characteristics include a typical on-resistance of 24 milliohms and controlled slew rate capabilities. The component operates within a temperature range of -40°C to 85°C.
Feature Summary
- High-side N-channel power switching configuration
- Integrated controlled slew rate functionality
- Compact surface-mount packaging design
Applications
- Portable electronic devices requiring efficient power management
- Battery-powered systems needing low-loss distribution
- Embedded circuits utilizing standard logic control interfaces
Procurement Notes
Verify the obsolete status of this specific part number before initiating any procurement activities. Confirm availability of direct substitutes such as the SC725CSTRT if replacement is necessary. Ensure that the selected alternative matches all critical electrical parameters including voltage ratings, current capacity, and package dimensions to maintain system compatibility.
Selection Notes
Select this component based on its specific voltage and current requirements for low-voltage power distribution tasks. Consider the trade-off between the low on-resistance and the controlled slew rate for EMI reduction. Evaluate the physical space constraints against the small CSP footprint. Verify that the interface requirements align with standard open-drain or push-pull control signals available in the target system architecture.
Part Context
This component belongs to the SC7 series of power switches from Semtech Corporation. It is functionally similar to other members like the SC724CSTRT and SC725CSTRT, sharing common architectural traits. These devices are designed for portable electronics where size and efficiency are paramount. The series typically offers robust protection features and low standby currents suitable for battery-operated applications.
Replacement Considerations
The SC725CSTRT is listed as a direct substitute for the SC729CSTRT. Both parts share identical pinouts and functional specifications. Engineers should verify that the SC725CSTRT meets all original design requirements regarding thermal performance and electrical limits before swapping components.
