onsemi TRANSISTORS - Transistors (BJT) - Single - BC557B BC557B

Manufacturer: ON Semiconductor
Win Source Part Number: 095188-BC557B
Packaging: Bulk
Mounting Style: Through Hole
Transistor Type: PNP
Frequency - Transition: 320MHz
Family Name: BC557B
Categories: Discrete Semiconductor Products
Supplier Device Package: TO-92-3
Status: Obsolete
Temperature Range - Operating: -55°C ~ 150°C
Manufacturer Package: TO-226-3, TO-92-3 (TO-226AA)
Current - Collector (Ic) (Maximum): 100mA
Voltage - Collector Emitter Breakdown (Maximum): 45V
Current - Collector Cutoff (Maximum): 100nA
Alternative Parts (Cross-Reference): BC557B,116; BC557B,126; BC557B,112; BC307;
Introduction Date: September 25, 2009
ECCN: EAR99
Estimated EOL Date: Obsolete / End of life
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 68 pct.
Supply and Demand Status: Balance
Family Part Number: BC557
Manufacturer Pack Quantity: 5,000
MSL Level: 1 (Unlimited)
Vce Saturation (Maximum) at Ib, Ic: 650mV at 5mA, 100mA
DC Current Gain (hFE) (Minimum) at Ic, Vce: 180 at 2mA, 5V
Maximum Power: 625mW

TRANS PNP 45V 0.1A TO92 Product overview: BC557B from Fairchild (onsemi) is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 45V, 0.1A. Search-friendly keywords include transistor, BJT, switching, amplification, 45V, 0.1A, Bipolar Transistor, Single Bipolar Transistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 276-BC557B can be used for catalog matching and distributor lookup.

PNP Bipolar Transistor

Bipolar (BJT) Transistor PNP 45V 100mA 320MHz 625mW Through Hole TO-92 (TO-226)