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 QSL9
Transistors
General purpose transistor (isolated transistor and diode)
QSL9
A 2SB1709 and a RB461F are housed independently in a TSMT5 package.
!Applications DC / DC converter Motor driver
!External dimensions (Units : mm)
QSL9
2.8 1.6
!Features 1) Tr : Low VCE(sat) Di : Low VF 2) Small package
ROHM : TSMT5
(3)
(4)
0.95 0.95 1.9 2.9
0.4
(2)
(1)
(5)
0.3
0.6
Each lead has same dimensions L09
!Structure Silicon epitaxial planar transistor Schottky barrier diode
Abbreviated symbol
!Equivalent circuit
(5) (4)
Di2 Tr1
(1)
(2)
(3)
!Packaging specifications
Type Package Marking Code Basic ordering unit(pieces) QSL9 TSMT5 L09 TR 3000
0 0.1
1.0MAX
0.16
0.85
0.7
1/4
QSL9
Transistors
!Absolute maximum ratings (Ta=25C) Tr1
Symbol VCBO VCEO VEBO IC Collector current ICP Power dissipation Pc Junction temperature Tj Range of storage temperature Tstg
1 Single pulse, Pw=1ms. 2 Each terminal mounted on a recommended land.
Parameter Collector-base voltage Collector-emitter voltage Emitter-base voltage
Limits -15 -12 -6 -1.5 -3 500 150 -40~+125
Unit V V V A A mW C C
1 2
Di2
Parameter Symbol Average rectified forward current IF Forward current surge peak (60HZ, 1) IFSM Reverse voltage (DC) VR Junction temperature Tj Range of storage temperature Tstg Limits 700 3 20 125 -40~+125 Unit mA A V C C
!Electrical characteristics (Ta=25C) Tr1
Parameter Collector-emitter breakdown voltage Collector-base breakdown voltage Emitter-base breakdown voltage Collector cut-off current Emitter cut-off current Collector-emitter saturation voltage DC current gain Transition frequency Collector output capacitance Symbol BVCEO BVCBO BVEBO ICBO IEBO VCE(sat) hFE fT Cob Min. -12 -15 -6 - - - 270 - - Typ. - - - - - -110 - 400 12 Max. - - - -100 -100 -200 680 - - Unit V V V nA nA mV - MHz pF Conditions IC=-1mA IC=-10A IE=-10A VCB=-15V VEB=-6V IC=-500mA, IB=-25mA VCE=-2V, IC=-200mA VCE=-2V, IE=200mA, f=100MHz VCB=-10V, IE=0mA, f=1MHz
Di2
Parameter Forward voltage Reverse current Symbol VF IR Min. - - Typ. - - Max. 490 200 Unit mV A IF=700mA VR=20V Conditions
2/4
QSL9
Transistors
!Electrical characteristic curves Tr1
Ta=100C
COLLECTOR SATURATION VOLTAGE : VCE(sat) (V) BASE SATUATION VOLTAGE : VBE(sat) (V)
1000
10 IC/IB=20/1 VCE=-2V Pulsed 1
Ta=25C Ta=100C
COLLECTOR SATURATION VOLTAGE : VCE(sat) (V)
VCE=-2V Pulsed
1
Ta=25C
DC CURRENT GAIN : hFE
Ta=25C Ta=-40C
Ta=-40C
VBE(sat)
Pulsed
0.1
100
0.1
Ta=100C
VCE(sat)
IC/IB=50/1
0.01
Ta=25C Ta=-40C
0.01
IC/IB=20/1 IC/IB=10/1
10 0.001
0.01
0.1
1
10
0.001 0.001
0.01
0.1
1
10
0.001 0.001
0.01
0.1
1
10
COLLECTOR CURRENT : IC (A)
COLLECTOR CURRENT : IC (A)
COLLECTOR CURRENT : IC (A)
Fig.1 DC current gain vs.
Fig.2 Base-emitter saturation voltage
collector current
vs. collector current
Fig.3 Collector-emitter saturation voltage
vs. collector current
10
TRANSITION FREQUENCY : fT (MHz)
1000
VCE=-2V Pulsed
10000
COLLECTOR CURRENT : IC (A)
Ta=25C VCE=-2V f=100MHz
SWITCHING TIME : (ns)
Ta=25C
VCE=-5V f=100MHz 1000
1
0.1
Ta=100C
Ta=25C
100
100
tstg tf
Ta=-40C
0.01
10
tdon tr
0.001
0
0.5
1
1.5
10 0.001
0.01
0.1
1
10
1 0.001
0.01
0.1
1
10
BASE TO EMITTER CURRENT : VBE(on) (V)
EMITTER CURRENT : IE (A)
COLLECTOR CURRENT : IC (A)
Fig.4 Grounded emitter propagation
Fig.5 Gain bandwidth product
Fig.6 Switching time
characteristics
vs. emitter current
EMITTER INPUT CAPACITANCE : Cib (pF) COLLECTOR OUTPUT CAPACITANCE : Cob (pF)
1000
Ta=25C IE=0mA f=1MHz
100 Cib
Cob 10
1 0.1 1 10 100 EMITTER TO BASE VOLTAGE : VEB(V) COLLECTOR TO BASE VOLTAGE : VCB(V)
Fig.7 Collector output capacitance
vs. collector-base voltage Emitter input capacitance vs. emitter-base voltage
3/4
QSL9
Transistors
Di2
10 1000m 100m 1
C 25
FORWARD CURRENT : IF (A)
REVERSE CURRENT : IR (A)
Ta=125C
10m 1m 100
Ta=25C
100m
Ta
=1
Ta =
25 C
10m
Ta =-
25
C
10 1 0.1
Ta=-25C
1m
0.1m 0 0.1 0.2 0.3 0.4 0.5 0.6 FORWARD VOLTAGE : VF (V)
0
10
20
30
40
50
60
70
REVERSE VOLTAGE : VR (V)
Fig.9 Forward characteristics
Fig.10 Reverse characteristics
4/4


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