Rochester Electronics, LLCTO-226-3, TO-92-3 (TO-226AA) Formed LeadsRoHS
BC556B
SMALL SIGNAL BIPOLAR TRANSISTOR
Category
Subcategory
Transistors Bipolar Bjt Single
Package
TO-226-3, TO-92-3 (TO-226AA) Formed Leads
Status
Obsolete
$0.05 / unit (market reference)
MOQ: 5770 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | BC556B |
| Package / Case | TO-226-3, TO-92-3 (TO-226AA) Formed Leads |
| Mounting Type | Through Hole |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Power Dissipation (Max) | 625 mW |
| Supplier Device Package | TO-92 (TO-226) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
BC556B by Rochester Electronics, LLC is an N-channel power MOSFET rated at N/A / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The TO-226-3, TO-92-3 (TO-226AA) Formed Leads package offers good thermal performance for SMT mounting. Key spec: Rds(on) max N/A. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
You may also need
All Technical Specifications
| Power - Max | 625 mW |
| Transistor Type | PNP |
| Frequency - Transition | 280MHz |
| Vce Saturation (Max) @ Ib, Ic | 650mV @ 5mA, 100mA |
| Current - Collector (Ic) (Max) | 100 mA |
| Current - Collector Cutoff (Max) | 100nA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 180 @ 2mA, 5V |
| Voltage - Collector Emitter Breakdown (Max) | 65 V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.