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QST9
Transistors
General purpose amplification (−30V, −1A)
QST9
zApplication Low frequency amplifier Driver zExternal dimensions (Unit : mm)
2.8 1.6
(1)
zFeatures 1) Collector current is large. 2) Collector saturation voltage is low. VCE(sat) : max. −350mV At IC = −500mA / IB = −25mA
(4) (5) (6)
0.4
0.16
(3) (2)
ROHM : TSMT6
Each lead has same dimensions
Abbreviated symbol : T09
zAbsolute maximum ratings (Ta=25°C)
Parameter Collector-base voltage
Collector-emitter voltage Emitter-base voltage Collector current
zEquivalent circuit
Unit V V V A ∗1 A mW/TOTAL ∗2 W/TOTAL ∗3 W/ELEMENT ∗3 °C °C
(6) (5) (4)
Symbol VCBO VCEO VEBO IC ICP PC Tj Tstg
Power dissipation Junction temperature Range of storage temperature
Limits −30 −30 −6 −1 −2 500 1.25 0.