Document
LESHAN RADIO COMPANY, LTD.
General Purpose Transistors
NPN Silicon
L2SC2412K*LT1
• Pb−Free Package is Available.
www.DataSheet4U.com
3 COLLECTOR
3
MAXIMUM RATINGS
1 BASE
2 EMITTER
1 2
SOT– 23
Rating
Symbol Value
Unit
Collector–Emitter Voltage
V CEO
Collector–Base Voltage
V CBO
Emitter–Base Voltage
V EBO
Collector Current — Continuous I C
Collector power dissipation
PC
Junction temperature
Tj
50 V 60 V 7.0 V 150 mAdc 0.2 W 150 °C
Storage temperature
T stg -55 ~+150 °C
DEVICE MARKING
L2SC2412KQLT1 =BQ L2SC2412KRLT1 =BR L2SC2412KSLT1 =G1F
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted.)
Characteristic
Collector–Emitter Breakdown Voltage (IC = 1 mA) Emitter–Base Breakdown Voltage (IE = 50 µA) Collector–Base Breakdown Voltage (IC = 50 µA) Collector Cutoff Current (VCB = 60 V) Emitter cutoff current (VEB = 7 V) Collector-emitter saturation voltage (IC/ IB = 50 mA / 5m A) DC current transfer ratio (V CE = 6 V, I C= 1mA) Transition frequency (V CE = 12 V, I E= – 2mA, f =30MHz ) Output capacitance (V CB = 12 V, I E= 0A, f =1MHz )
Symbol V (BR)CEO V (BR)EBO V (BR)CBO
I CBO I EBO V CE(sat) h FE
fT C ob
Min 50 7 60 — — — 120
— —
ORDERING INFORMATION
Device
Marking
Shipping
L2SC2412KQLT1 BQ 3000 Tape & Reel
L2SC2412KQLT1G BQ(Pb-Free) 3000 Tape & Reel
L2SC2412KRLT1 BR 3000 Tape & Reel
L2SC2412KRLT1G BR(Pb-Free) 3000 Tape & Reel
L2SC2412KSLT1 G1F 3000 Tape & Reel
L2SC2412KSLT1G G1F(Pb-Free) 3000 Tape & Reel
Typ Max Unit — —V — —V — —V — 0.1 µA — 0.1 µA — 0.4 V –– 560 ––
180 –– MHz 2.0 3.5 pF
h FE values are classified as follows:
*Q
R
hFE
120~270
180~390
S 270~560
L2SC2412K*LT1-1/3
Fig.1 Grounded emitter propagation characteristics
I C, COLLECTOR CURRENT (mA) T A = 100°C 25°C – 55°C
50
20 10 50
www.DataSheet4U.com 2 1 0.5
VCE= 6 V
0.2
0.1 0
–0.2 –0.4 –0.6 –0.8 –1.0 –1.2 –1.4 –1.6
V BE , BASE TO EMITTER VOLTAGE(V)
Fig.3 Grounded emitter output characteristics( )
10
I C, COLLECTOR CURRENT (mA)
8
6
4
2
0 0 4 8 12 16 20
V , COLLECTOR TO EMITTER VOLTAGE (V) CE
Fig.5 DC current gain vs. collector current ( )
500
h FE, DC CURRENT GAIN
200 100
50
20
10 0.2
0.5 1
2
5 10 20
50 100 200
I C, COLLECTOR CURRENT (mA)
I C, COLLECTOR CURRENT (mA)
V CE(sat), COLLECTOR SATURATION VOLTAGE(V)
h FE, DC CURRENT GAIN
LESHAN RADIO COMPANY, LTD.
L2SC2412K*LT1
Fig.2 Grounded emitter output characteristics( )
100
T A = 25°C
0.50mA
80
60
40
20
0
0
0.4 0.8
1.2
1.6 2.0
V CE , COLLECTOR TO EMITTER VOLTAGE (V)
Fig.4 DC current gain vs. collector current ( )
500
200 100
50
20
10 0.2
0.5 1
2
5 10 20
50 100 200
I C, COLLECTOR CURRENT (mA)
Fig.6 Collector-emitter saturation voltage vs. collector current
0.5
0.2
0.1 0.05
0.02
0.01 0.2
0.5 1
2
5 10
20
50 100
I C, COLLECTOR CURRENT (mA)
200
L2SC2412K*LT1-2/3
LESHAN RADIO COMPANY, LTD.
V CE(sat), COLLECTOR SATURATION VOLTAGE(V)
V CE(sat), COLLECTOR SATURATION VOLTAGE(V)
Fig.7 Collector-emitter saturation voltage vs. collector current ( )
0.5
0.2
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0.1
0.05
L2S2412K*LT1
Fig.8 Collector-emitter saturation voltage vs. collector current ( )
0.5
0.2
0.1 0.05
0.02 0.02
0.01 0.2
0.5 1
2
5 10
20
50 100
I C, COLLECTOR CURRENT (mA)
200
0.01 0.2
0.5 1
2
5 10
20
I , COLLECTOR CURRENT (mA) C
50 100
Fig.9 Gain bandwidth product vs. emitter current Fig.10 Collector output capacitance vs.collector-base voltage Emitter inputcapacitance vs. emitter-base voltage
20 500
10 200 5
C ob , COLLECTOR OUTPUT CAPACITANCE( pF) C , EMITTER INPUT CAPACITANCE (pF)
ib
f r , TRANSITION FREQUENCY(MHz)
100
50 –0.5
–1 –2
–5 –10 –20
I E, EMITTER CURRENT (mA)
–50 –100
Fig.11 Base-collector time constant vs.emitter current
2
1
0.2 0.5 1 2
5 10 20
50
V , COLLECTOR TO BASE VOLTAGE (V) CB
V EB, EMITTER TO BASE VOLTAGE (V)
C c-r bb, BASE COLLECTOR TIME CONSTANT( ps)
200 100
50
20
10 –0.2
–0.5
–1
–2
I , EMITTER CURRENT (mA) E
–5
–10
L2SC2412K*LT1-3/3
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