KSD-T0C003-001 1
STC945N
NPN Silicon Transistor
Description
• General small signal amplifier
Features
• Low collector saturation voltage : VCE(sat)=0.25V(Max.)
• Low output capacitance : Cob=2pF(Typ.)
• Complementary pair with STA733N
Ordering Information
Type NO. Marking Package Code
STC945N STC945 TO-92N
Outline Dimensions unit : mm
S
Se
em
mi
ic
co
on
nd
du
uc
ct
to
or
r
PIN Connections
1. Emitter
2. Collector
3. Base
3.09~3.29
0.40 Max.
1.27 Typ.
4.20~4.40
0.52 Max.
2.25 Max.
13.50~14.50
4.20~4.40
2.14 Typ.
0.90 Max.
3.55 Typ
23
1
KSD-T0C003-001 2
Absolute Maximum Ratings (Ta=25°C)
Characteristic Symbol Rating Unit
Collector-base voltage VCBO 50 V
Collector-emitter voltage VCEO 40 V
Emitter-base voltage VEBO 5 V
Collector current IC 150 mA
Collector power dissipation PC 400 mW
Junction temperature TJ 150
°C
Storage temperature range Tstg -55~150
°C
Electrical Characteristics (Ta=25°C)
Characteristic Symbol Test Condition Min. Typ. Max. Unit
Collector-emitter breakdown voltage BVCEO I
C=1mA, IB=0 40 - - V
Collector cut-off current ICBO V
CB=50V, IE=0 - - 0.1
µA
Emitter cut-off current IEBO V
EB=5V, IC=0 - - 0.1
µA
DC current gain hFE
* VCE=6V, IC=2mA 70 - 700 -
Collector-emitter saturation voltage VCE(sat) I
C=100mA, IB=10mA - - 0.25 V
Base-emitter voltage VBE V
CE=6V, IC=2mA - 0.67 0.9 V
Transition frequency fT V
CE=10V, IC=10mA - 200 - MHz
Collector output capacitance Cob V
CB=10V, IE=0, f=1MHz - 2 - pF
* : hFE rank / O : 70 ~ 140, Y : 120 ~ 240, G : 200 ~ 400, L : 300 ~ 700
STC945N
KSD-T0C003-001 3
Electrical Characteristic Curves
STC945N
㎂
Fig. 4 hFE - IC
Fig. 1 PC – Ta Fig. 2 IC - VBE
Fig. 3 IC - VCE
Fig. 5 VCE(sat) - IC Fig. 6 hFE - IC
KSD-T0C003-001 4
STC945N
The AUK Corp. products are intended for the use as components in general electronic
equipment (Office and communication equipment, measuring equipment, home
appliance, etc.).
Please make sure that you consult with us before you use these AUK Corp. products
in equipments which require high quality and / or reliability, and in equipments which
could have major impact to the welfare of human life(atomic energy control, airplane,
spaceship, transportation, combustion control, all types of safety device, etc.). AUK
Corp. cannot accept liability to any damage which may occur in case these AUK Corp.
products were used in the mentioned equipments without prior consultation with AUK
Corp..
Specifications mentioned in this publication are subject to change without notice.