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See Technical Specifications

2SB1243 +BOM

ROHM Semiconductor

Manufacturer:

FAIRCHILD
Mfr.Part #:

2SB1243
Datasheet:

2SB1243 Datasheet (PDF)
Part Life Cycle Code:

Obsolete
Reach Compliance Code:

compliant
ECCN Code:

EAR99
Collector Current-Max (IC):

3 A
EDA/CAD Models:

Request Free CAD Models for 2SB1243

2SB1243 Information

Pinout

According to ROHM Semiconductor, the 2SB1243 is a NPN Power Transistor.

The pin count is 3:

Base (B)
Collector (C)
Emitter (E)

This transistor is designed for general-purpose applications such as power amplifiers, motor drives, and switching circuits.

Manufacturer

The manufacturer of the 2SB1243 semiconductor component is ROHM Semiconductor, a Japanese company that specializes in designing, manufacturing, and testing electronic components, including semiconductors.

Equivalent

According to ROHM Semiconductor's documentation, the equivalent products for 2SB1243 are:

BC547
BC557
KBC123
KBC127

Please note that this information is based on publicly available data and may not be exhaustive or up-to-date.

Specifications

Part Life Cycle Code	Obsolete	Reach Compliance Code	compliant
ECCN Code	EAR99	Collector Current-Max (IC)	3 A
Configuration	SINGLE	DC Current Gain-Min (hFE)	56
JESD-609 Code	e1	Number of Elements	1
Peak Reflow Temperature (Cel)	NOT SPECIFIED	Polarity/Channel Type	PNP
Power Dissipation-Max (Abs)	1 W	Surface Mount	NO
Terminal Finish	Tin/Silver/Copper (Sn/Ag/Cu)	Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Transition Frequency-Nom (fT)	70 MHz	Package/Case	TO-92L