Common Transistors data tables
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B640


germanium PNP transistor

TO-92L
Ucb: -25V
Ic: -0.3A
β (Ic/Ib): -
N: 150mW
F: -
Tmax: -
the B640 is a germanium PNP transistor preferred for use in applications like: audio frequency
Source: 2SB640
Picture: -
similar list for: B640
available:unit price
 
 
2N3691,25€buy
2N398 1,25€buy
2N483 1,25€buy
2N524 1,25€buy
2N708 1,25€buy
2N711 1,25€buy
2N1168X 3,20€buy
2N1305 1,25€buy
 
[ICs][Diodes][SCR's]
note:a similar type is not always a replacement type, please check the application requirements carefully before AC128 is used for replacement (no warranty)

AC128


germanium PNP transistor


similar to B640 see note
TO-1
Uce/Ucb: -32/-32V
Ic: DC/AC -1/-2A
β (Ic/Ib): 90
N: 1W
F: 1.5MHz
Tmax: 90°C
the AC128 is a germanium PNP AF transistor preferred for use in AF output stages
Source: Va Valvo Handbuch Halbleiterdi...... [more]
Va Valvo Handbuch Halbleiterdioden und Transistoren Standardtypen 1969/70
Picture: -
similar type: AC128
available:unit price
 
 
2N3691,25€buy
2N398 1,25€buy
2N483 1,25€buy
2N524 1,25€buy
2N708 1,25€buy
2N711 1,25€buy
2N1168X 3,20€buy
2N1305 1,25€buy
 
[ICs][Diodes][SCR's]
note:a similar type is not always a replacement type, please check the application requirements carefully before AC152 is used for replacement (no warranty)

AC152


germanium PNP transistor


similar to B640 see note
SH/RD6,4X10,8
Uce/Ucb: -24/-32V
Ic: -0.3A
β (Ic/Ib): 30-150
N: 600mW
F: 1.5MHz
Tmax: 75°C
the AC152 is a PNP germanium transistor for AF (audio frequency) stages, collector is marked red
Source: SH Halbleiter DB 1962
Picture: available
similar type: AC152
available:unit price
 
 
2N3691,25€buy
2N398 1,25€buy
2N483 1,25€buy
2N524 1,25€buy
2N708 1,25€buy
2N711 1,25€buy
2N1168X 3,20€buy
2N1305 1,25€buy
 
[ICs][Diodes][SCR's]
note:a similar type is not always a replacement type, please check the application requirements carefully before AC153 is used for replacement (no warranty)

AC153


germanium PNP transistor


similar to B640 see note
TO-1
Uce/Ucb: -32/-32V
Ic: -0.5A
β (Ic/Ib): 50-250
N: 600mW
F: 1.5MHz
Tmax: 90°C
the AC153 is a PNP germanium transistor for AF output stages in mid power range, matched pairs existing, IC=500mA, see later versions
Source: SH Halbleiter DB 1962
Picture: available
similar type: AC153
available:unit price
 
 
2N3691,25€buy
2N398 1,25€buy
2N483 1,25€buy
2N524 1,25€buy
2N708 1,25€buy
2N711 1,25€buy
2N1168X 3,20€buy
2N1305 1,25€buy
 
[ICs][Diodes][SCR's]
note:a similar type is not always a replacement type, please check the application requirements carefully before AC188 is used for replacement (no warranty)

AC188


germanium PNP transistor


similar to B640 see note
TO-1
Uce/Ucb: -15/-25V
Ic: -1A
β (Ic/Ib): 100-500
N: 800mW
F: 1.5MHz
Tmax: 90°C
the AC188 is a silicon PNP transistor preferred for use in AF output applications
Source: Va Valvo Handbuch Transistoren...... [more]
Va Valvo Handbuch Transistoren Standardtypen 1974
Picture: available
similar type: AC188
available:unit price
 
 
2N3691,25€buy
2N398 1,25€buy
2N483 1,25€buy
2N524 1,25€buy
2N708 1,25€buy
2N711 1,25€buy
2N1168X 3,20€buy
2N1305 1,25€buy
 
[ICs][Diodes][SCR's]
note:a similar type is not always a replacement type, please check the application requirements carefully before 2SB475 is used for replacement (no warranty)

2SB475


germanium PNP transistor


similar to B640 see note
TO-1
Ucb: -20V
Ic: -0.3A
β (Ic/Ib): -
N: 150mW
F: -
Tmax: -
the 2SB475 is a germanium PNP transistor preferred for use in applications like: audio frequency
Source: Jaeger electronic catalog 1999
Picture: -
similar type: 2SB475
available:unit price
 
 
2N3691,25€buy
2N398 1,25€buy
2N483 1,25€buy
2N524 1,25€buy
2N708 1,25€buy
2N711 1,25€buy
2N1168X 3,20€buy
2N1305 1,25€buy
 
[ICs][Diodes][SCR's]
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