DataSheet39.com

What is B643?

This electronic component, produced by the manufacturer "Panasonic Semiconductor", performs the same function as "PNP Transistor - 2SB643".


B643 Datasheet PDF - Panasonic Semiconductor

Part Number B643
Description PNP Transistor - 2SB643
Manufacturers Panasonic Semiconductor 
Logo Panasonic Semiconductor Logo 


There is a preview and B643 download ( pdf file ) link at the bottom of this page.





Total 2 Pages



Preview 1 page

No Preview Available ! B643 datasheet, circuit

Transistor
2SB643, 2SB644
Silicon PNP epitaxial planer type
For low-power general amplification
Complementary to 2SD638 and 2SD639
s Features
q M type package allowing easy automatic and manual insertion as
well as stand-alone fixing to the printed circuit board.
s Absolute Maximum Ratings (Ta=25˚C)
Parameter
Collector to 2SB643
base voltage 2SB644
Collector to 2SB643
emitter voltage 2SB644
Emitter to base voltage
Peak collector current
Collector current
Collector power dissipation
Junction temperature
Storage temperature
Symbol
VCBO
VCEO
VEBO
ICP
IC
PC
Tj
Tstg
Ratings
–30
–60
–25
–50
–7
–1
– 0.5
600
150
–55 ~ +150
Unit
V
V
V
A
A
mW
˚C
˚C
6.9±0.1
1.5
1.5 R0.9
R0.9
Unit: mm
2.5±0.1
1.0
0.85
0.55±0.1
321
0.45±0.05
2.5 2.5
1:Base
2:Collector
3:Emitter
EIAJ:SC–71
M Type Mold Package
s Electrical Characteristics (Ta=25˚C)
Parameter
Symbol
Collector cutoff current
Collector to base
voltage
2SB643
2SB644
ICBO
ICEO
VCBO
Collector to emitter
voltage
2SB643
2SB644
VCEO
Emitter to base voltage
Forward current transfer ratio
Collector to emitter saturation voltage
Transition frequency
Collector output capacitance
VEBO
hFE1*1
hFE2
VCE(sat)
fT
Cob
Conditions
VCB = –20V, IE = 0
VCE = –20V, IB = 0
IC = –10µA, IE = 0
IC = –2mA, IB = 0
IE = –10µA, IC = 0
VCE = –10V, IC = –150mA*2
VCE = –10V, IC = –500mA*2
IC = –300mA, IB = –30mA*2
VCB = –10V, IE = 10mA, f = 200MHz
VCB = –10V, IE = 0, f = 1MHz
*1hFE1 Rank classification
Rank
Q
R
hFE1 85 ~ 170 120 ~ 240
S
170 ~ 340
min typ max Unit
–100 nA
–1 µA
–30
V
–60
–25
V
–50
–7 V
85 340
40 90
– 0.35 – 0.6
V
200 MHz
6 15 pF
*2 Pulse measurement
1


Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for B643 electronic component.


Information Total 2 Pages
Link URL [ Copy URL to Clipboard ]
Download [ B643.PDF Datasheet ]

Share Link :

Electronic Components Distributor


An electronic components distributor is a company that sources, stocks, and sells electronic components to manufacturers, engineers, and hobbyists.


SparkFun Electronics Allied Electronics DigiKey Electronics Arrow Electronics
Mouser Electronics Adafruit Newark Chip One Stop


Featured Datasheets

Part NumberDescriptionMFRS
B642The function is PNP Transistor - 2SB642. Panasonic SemiconductorPanasonic Semiconductor
B643The function is PNP Transistor - 2SB643. Panasonic SemiconductorPanasonic Semiconductor
B644The function is PNP Transistor - 2SB644. Panasonic SemiconductorPanasonic Semiconductor

Semiconductors commonly used in industry:

1N4148   |   BAW56   |   1N5400   |   NE555   |  

LM324   |   BC327   |   IRF840  |   2N3904   |  



Quick jump to:

B643     1N4     2N2     2SA     2SC     74H     BC     HCF     IRF     KA    

LA     LM     MC     NE     ST     STK     TDA     TL     UA    



Privacy Policy   |    Contact Us     |    New    |    Search