BC557ATA

$0.03

Description：TRANS PNP 45V 0.1A TO-92-3
Series：-

SKU:b24a3986756b Category: Single Bipolar Transistors Brand: Fairchild Semiconductor

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Product introduction

BC557ATA is listed in the Single Bipolar Transistors range at ChipApex. The manufacturer field lists Fairchild Semiconductor. Its product description is TRANS PNP 45V 0.1A TO-92-3. Review the specifications below when checking this part for your BOM.

Single Bipolar Transistors specifications for BC557ATA

Description：TRANS PNP 45V 0.1A TO-92-3
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk
Transistor Type：PNP
Current - Collector (Ic) (Max)：100 mA
Voltage - Collector Emitter Breakdown (Max)：45 V
Vce Saturation (Max) @ Ib, Ic：650mV @ 5mA, 100mA
Current - Collector Cutoff (Max)：15nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce：110 @ 2mA, 5V
Power - Max：500 mW
Frequency - Transition：150MHz
Operating Temperature：150°C (TJ)
Mounting Type：Through Hole
Package / Case：TO-226-3, TO-92-3 (TO-226AA) Formed Leads
Supplier Device Package：TO-92-3
Grade：-
Qualification：-

Single Bipolar Transistors datasheet and documents for BC557ATA

BC557ATA

Single Bipolar Transistors Overview

The BC557ATA is a PNP silicon epitaxial planar transistor manufactured by Fairchild Semiconductor. It features a maximum collector-emitter voltage of 45 V and a continuous collector current of 100 mA. The device has a power dissipation rating of 500 mW and a transition frequency of 150 MHz. It is housed in a TO-92-3 package with kinked leads for through-hole mounting.

Single Bipolar Transistors Feature Summary

PNP polarity configuration
Silicon epitaxial construction
Through-hole installation style

Single Bipolar Transistors Applications

Switching applications
Amplifier circuits

Single Bipolar Transistors Procurement Notes

Verify the manufacturer designation, as onsemi acquired Fairchild Semiconductor. Confirm RoHS compliance status via the specific datasheet revision. Check for End-of-Life notices or production discontinuation announcements from the supplier. Ensure the TO-92-3 package variant matches the design requirements.

Single Bipolar Transistors Selection Notes

Select this component for general-purpose PNP switching and amplification tasks requiring low voltage operation. Compare hFE gain ranges against circuit requirements. Consider thermal management for the TO-92 package under load. Verify pinout compatibility with existing PCB layouts.

Single Bipolar Transistors Part Context

This part belongs to the BC557 series of small signal bipolar transistors. It serves as a complement to NPN counterparts like the BC547. The series is widely used in consumer electronics and industrial control systems for signal processing and logic interfacing.