LESHAN RADIO COMPANY, LTD.
GeneralPurposeTransistors
NPN Silicon
3
BCW72LT1
COLLECTOR
1
BASE
3
2
EMITTER
MAXIMUM RATINGS
1
2
Rating
Symbol
V CEO
V CBO
V EBO
I C
Value
45
Unit
CASE 318–08, STYLE 6
SOT–23 (TO–236AB)
Collector–Emitter Voltage
Collector–Base Voltage
Emitter–Base Voltage
Collector Current — Continuous
Vdc
Vdc
50
5.0
Vdc
100
mAdc
THERMAL CHARACTERISTICS
Characteristic
Symbol
Max
Unit
Total Device Dissipation FR– 5 Board, (1)
TA = 25°C
PD
225
1.8
mW
mW/°C
°C/W
Derate above 25°C
Thermal Resistance, Junction to Ambient
Total Device Dissipation
RθJA
PD
556
300
2.4
mW
Alumina Substrate, (2) TA = 25°C
Derate above 25°C
mW/°C
Thermal Resistance, Junction to Ambient
Junction and Storage Temperature
RθJA
417
°C/W
°C
TJ , Tstg
–55 to +150
DEVICE MARKING
BCW72LT1 = K2
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
OFF CHARACTERISTICS
Collector–Emitter Breakdown Voltage
(IC = 2.0mAdc, VEB = 0 )
V (BR)CEO
V (BR)CES
V (BR)CBO
45
45
50
—
—
—
—
—
—
Vdc
Vdc
Vdc
Collector–Emitter Breakdown Voltage
(IC = 2.0 mAdc, VEB = 0 )
Collector–Base Breakdown Voltage
(IC = 10 µAdc, IE= 0 )
Emitter–Base Breakdown Voltage
(I E= 10 µAdc, I C= 0)
V (BR)EBO
I CBO
5.0
—
—
Vdc
Collector Cutoff Current
—
—
—
—
100
10
nAdc
(V CB= 20 Vdc, I E= 0)
µAdc
(V CB= 20 Vdc, I E= 0, T A=100°C )
1. FR– 5 = 1.0 x 0.75 x 0.062 in.
2. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina.
M14–1/6