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QST8 Datasheet, PDF (1/3 Pages) Rohm – General purpose amplification (−12V, −1.5A) | |||
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Transistors
QST8
General purpose amplification (â12V, â1.5A)
QST8
zApplication
Low frequency amplifier
Driver
zFeatures
1) A collector current is large.
2) Collector saturation voltage is low.
VCE (sat) : max. â200mV
At IC = â500mA / IB = â25mA
zExternal dimensions (Unit : mm)
2.8
1.6
Each lead has same dimensions
ROHM : TSMT6 Abbreviated symbol : T08
zAbsolute maximum ratings (Ta=25°C)
zEquivalent circuit
Parameter
Symbol Limits
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
VCBO
â15
VCEO
â12
VEBO
â6
Collector current
IC
â1.5
ICP
â3
500
Power dissipation
PC
1.25
0.9
Junction temperature
Tj
150
Range of storage temperature Tstg â55 to +150
â1 Single pulse, Pw=1ms
â2 Each Terminal Mounted on a Recommended
â3 Mounted on a 25mmÃ25mmà t 0.8mm ceramic substrate
Unit
V
V
V
A
A
â1
mW/TOTAL â2
W/TOTAL â3
W/ELEMENT â3
°C
°C
(6) (5) (4)
Tr1
Tr2
(1) (2) (3)
zElectrical characteristics (Ta=25°C)
Parameter
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cutoff current
Collector-emitter saturation voltage
DC current gain
Transition frequency
Corrector output capacitance
âPulsed
Symbol
BVCBO
BVCEO
BVEBO
ICBO
IEBO
VCE(sat)
hFE
fT
Cob
Min. Typ. Max. Unit
Conditions
â15
â
â
V IC= â10µA
â12
â
â
V IC= â1mA
â6
â
â
V IE= â10µA
â
â â100 nA VCB= â15V
â
â
â100 nA VEB= â6V
â
â85 â200 mV IC= â500mA, IB= â25mA
270
â
680
â VCE= â2V, IC= â200mA â
â
400
â
MHz VCE= â2V, IE=200mA, f=100MHz â
â
12
â
pF VCB= â10V, IE=0A, f=1MHz
Rev.A
1/2
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