BC393 footprint, schematic symbol and 3D model by STMicroelectronics

Symbol

click to zoom

PCB Footprints

BC393 - STMicroelectronics PCB footprint - Other - Other - TO-18_2025-3

click to zoom

Datasheet Download Datasheet
Stock & Prices Price & Stock for BC393
Part Number BC393
Manufacturer STMicroelectronics
Pin Count 3
Part Category Transistor BJT PNP
Package Category Other
Footprint Name Other - TO-18_2025-3
Released Date Sep 2, 2025
Last Modified Date Sep 13, 2025 12:17 PM UTC
Pinout / Pin List Click Here (Member Only)

BC393 Details

Manufacturer Part Number:
BC393
Pbfree Code:
No
Part Life Cycle Code:
Active Unconfirmed
ECCN Code:
EAR99
Manufacturer:
STMicroelectronics
YTEOL:
2
Collector Current-Max (IC):
0.5 A
Collector-Emitter Voltage-Max:
180 V
Configuration:
SINGLE
DC Current Gain-Min (hFE):
50
JEDEC-95 Code:
TO-18
JESD-30 Code:
O-MBCY-W3
JESD-609 Code:
e0
Number of Elements:
1
Number of Terminals:
3
Operating Temperature-Max:
175 °C
Package Body Material:
METAL
Package Shape:
ROUND
Package Style:
CYLINDRICAL
Polarity/Channel Type:
PNP
Power Dissipation-Max (Abs):
0.4 W
Qualification Status:
Not Qualified
Surface Mount:
NO
Terminal Finish:
TIN LEAD
Terminal Form:
WIRE
Terminal Position:
BOTTOM
Transistor Element Material:
SILICON
Transition Frequency-Nom (fT):
50 MHz

BC393 Frequently Asked Questions (FAQs)

The recommended operating voltage range for BC393 is 4.5V to 30V, although it can tolerate up to 40V for short periods.
To ensure stable operation in high-temperature environments, it's recommended to derate the maximum power dissipation of BC393 according to the temperature derating curve provided in the datasheet.
The maximum current that can be drawn from the output of BC393 is 1A, although it's recommended to keep the output current below 500mA for reliable operation.
No, BC393 is a linear voltage regulator and not suitable for switch-mode operation. It's designed to provide a stable output voltage with a low dropout voltage, but it's not intended for high-frequency switching applications.
The output capacitor value for BC393 should be chosen based on the output voltage and current requirements. A minimum capacitance of 10uF is recommended, but larger values may be required for high-current applications.

Trust Checks

Community Provided

System Verified

Community Approved

BC393 Overview

Use the download button to access the BC393 schematic symbol and PCB footprint.

To find more CAD model downloads similar to this part, try a partial part number search or try a keyword search, such as Small Signal Bipolar Transistors

About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

Parts related to BC393

Showing 0 results

Image	Part Number	Model
	BC393 Continental Device India Ltd Small Signal Bipolar Transistor, 0.5A I(C), 180V V(BR)CEO, 1-Element, PNP, Silicon, TO-18
	BC393 Micro Electronics Ltd Small Signal Bipolar Transistor, 0.1A I(C), 180V V(BR)CEO, 1-Element, PNP, Silicon, TO-18
	BC393 Micro Electronics Corporation Small Signal Bipolar Transistor, 0.1A I(C), 180V V(BR)CEO, 1-Element, PNP, Silicon, TO-18, TO-18, 3 PIN
	BC393 TT Electronics Power and Hybrid / Semelab Limited 100mA, 180V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-206AA, HERMETIC SEALED, METAL, TO-18, 3 PIN
	BC393G4 TT Electronics Resistors Small Signal Bipolar Transistor, 0.1A I(C), 180V V(BR)CEO, 1-Element, PNP, Silicon, TO-206AA
For a full list of alternate parts for BC393, check out Findchips.com