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Product Detailed Parameters
- Description：SMALL SIGNAL P-CHANNEL MOSFET
- Series：*
- Mfr：Renesas Electronics Corporation
- Package：Bulk
- FET Type：-
- Technology：-
- Drain to Source Voltage (Vdss)：-
- Current - Continuous Drain (Id) @ 25°C：-
- Drive Voltage (Max Rds On, Min Rds On)：-
- Rds On (Max) @ Id, Vgs：-
- Vgs(th) (Max) @ Id：-
- Gate Charge (Qg) (Max) @ Vgs：-
- Vgs (Max)：-
- Input Capacitance (Ciss) (Max) @ Vds：-
- FET Feature：-
- Power Dissipation (Max)：-
- Operating Temperature：-
- Grade：-
- Qualification：-
- Mounting Type：-
- Supplier Device Package：-
- Package / Case：-
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Overview
The 2SJ557-T1B-A is a P-channel small-signal MOSFET manufactured by Renesas Electronics Corporation. It features a maximum drain-source voltage (VDSS) of -30V and a continuous drain current (ID) of 2.5A. The device is housed in a compact SC-96 package with dimensions of 3mm width and 1.2mm thickness. Designed for switching applications, it offers low on-state resistance to minimize power loss during operation.
Feature Summary
- P-channel configuration suitable for high-side switching applications
- Compact SC-96 surface-mount package for space-constrained designs
- Low on-state resistance for efficient power management
- Direct drive capability from low-voltage logic sources
Applications
- Battery protection circuits
- Power management modules
- Small signal switching applications
Procurement Notes
Verify the specific suffix '-T1B-A' to ensure correct tape-and-reel packaging and quality grade. Confirm that the -30V rating aligns with your system's voltage headroom requirements. Check for RoHS compliance status in the latest datasheet revision. Ensure thermal management considerations are addressed given the small SC-96 footprint. Validate pinout compatibility if replacing existing components in established designs.
Selection Notes
Select this component when a P-channel MOSFET with moderate current handling is required in minimal space. The -30V rating suits low-voltage DC systems. Consider the SC-96 package constraints for PCB layout. Evaluate gate threshold voltage compatibility with your control logic levels. Compare total power dissipation capabilities against your thermal design limits.
Part Context
This part belongs to Renesas' discrete semiconductor portfolio, specifically within the small-signal MOSFET category. It complements other low-voltage switching devices in their lineup. The SC-96 package is common in portable electronics where board area is limited. Renesas emphasizes standard quality grades for such general-purpose components unless automotive or industrial specifications are explicitly stated.
Replacement Considerations
Check for direct substitutes like the 2SJ624-T1B-A which may offer different electrical characteristics. Verify pin-to-pin compatibility before substitution. Ensure replacement parts meet the same -30V and 2.5A specifications. Review datasheets for any differences in gate charge or switching speed that might affect circuit performance.
