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Semiconductor
STN3904S
NPN Silicon Transistor
Descriptions
• General small signal amplifier • Switching application
Features
• Low collector saturation voltage • Collector output capacitance • Complementary pair with STN3906S
Ordering Information
Type NO. STN3904S Marking KA Package Code SOT-23
Outline Dimensions
2.4±0.1 1.30±0.1
unit : mm
1
1.90 Typ. 2.9±0.1
3
0.4 Typ. 0.2 Min.
-0.03 +0.05
2
1.12 Max.
0~0.1
0.38
PIN Connections 1. Base 2. Emitter 3. Collector
KST-2043-001
0.124
1
STN3904S
Absolute maximum ratings
Characteristic
Collector-Base voltage Collector-Emitter voltage Emitter-Base voltage Collector current Collector dissipation Junction temperature Storage temperature * : Package mounted on 99.5% Alumina 10×8×0.6
(Ta=25°C) °
Symbol
VCBO VCEO VEBO IC PC
*
Ratings
60 40 6 100 350 150 -55~150
Unit
V V V mA mW °C °C
Tj Tstg
Electrical Characteristics
Characteristic
Collector-Base breakdown voltage Collector-Emitter breakdown voltage Emitter-Base breakdown voltage Collector cut-off current DC current gain Collector-Emitter saturation voltage Transition frequency Collector output capacitance
(Ta=25°C) °
Symbol
BVCBO BVCEO BVEBO ICBO hFE VCE(sat) fT Cob
Test Condition
IC=10µA, IE=0 IC=1mA, IB=0 IE=10µA, IC=0 VCB=60V, IE=0 VCE=1V, IC=10mA IC=50mA, IB=5mA VCE=20V, IC=10mA VCE=5V, IE=0, f=1MHz
Min. Typ. Max.
60 40 6 100 300 0.1 300 0.4 4
Unit
V V V µA V MHz pF
KST-2043-001
2
STN3904S
Electrical Characteristic Curves
Fig. 1 PC –Ta Fig. 2 IC -VBE
Fig. 3 IC -VCE
Fig. 4 hFE -IC
Fig. 5 VCE(sat) -IC
KST-2043-001
3
