Document
BC817-25 ® BC817-40
SMALL SIGNAL NPN TRANSISTORS
PRELIMINARY DATA
Type BC817-25 BC817-40
Marking 6B 6C
s SILICON EPITAXIAL PLANAR NPN
TRANSISTORS
s MINIATURE SOT-23 PLASTIC PACKAGE
FOR SURFACE MOUNTING CIRCUITS
s TAPE AND REEL PACKING s THE PNP COMPLEMENTARY TYPES ARE
t(s)BC807-25 AND BC817-40 RESPECTIVELY cAPPLICATIONS us WELL SUITABLE FOR PORTABLE rodEQUIPMENT
s SMALL LOAD SWITCH TRANSISTORS
PWITH HIGH GAIN AND LOW SATURATION leteVOLTAGE
SOT-23 INTERNAL SCHEMATIC DIAGRAM
Product(s) - ObsoABSOLUTE MAXIMUM RATINGS
leteSymbol
Parameter
oVCBO Collector-Base Voltage (IE = 0)
bsVCEO Collector-Emitter Voltage (IB = 0)
O VEBO Emitter-Base Voltage (IC = 0)
Value 50 45 5
Unit V V V
IC Collector Current
0.5 A
ICM Collector Peak Current Ptot Total Dissipation at TC = 25 oC Tstg Storage Temperature Tj Max. Operating Junction Temperature
1 250 -65 to 150 150
A
mW oC oC
September 2002
1/4
BC817-25 / BC817-40
THERMAL DATA
Rthj-amb • Thermal Resistance Junction-Ambient • Device mounted on a PCB area of 1 cm2
Max
500 oC/W
ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
ICBO
Collector Cut-off Current (IE = 0)
VCB = 20 V VCB = 20 V
TC = 150oC
100 nA 5 µA
IEBO
Emitter Cut-off Current VEB = 5 V (IE = 0)
100 nA
V(BR)CEO∗ Collector-Emitter Breakdown Voltage
IC = 10 mA
45 V
(IB = 0)
VCE(sat)∗ Collector-Emitter
IC = 500 mA
IB = 50 mA
0.7 V
Saturation Voltage
VBE(on)∗ Base-Emitter On
)Voltage
IC = 500 mA
VCE = 1 V
1.2 V
t(shFE∗ DC Current Gain
IC = 100 mA
VCE = 1 V
cfor BC817-25
160 400
ufor BC817-40
250 600
dfT
Transition Frequency IC = 10 mA VCE = 5 V f =100 MHz
100
MHz
ProCCBO
Collector-Base Capacitance
IE = 0
VCB = 10 V
Obsolete Product(s) - Obsolete∗ Pulsed: Pulse duration = 300 µs, duty cycle ≤ 2 %
f = 1 MHz
8 pF
2/4
BC817-25 / BC817-40
SOT-23 MECHANICAL DATA
DIM.
MIN.
mm TYP.
MAX.
MIN.
mils TYP.
MAX.
A 0.85
1.1 33.4
43.3
B 0.65
0.95 25.6
37.4
C 1.20
1.4 47.2
55.1
D 2.80
3 110.2
118
E 0.95
1.05 37.4
41.3
F 1.9
)G 2.1 t(sH 0.38 ucL 0.3 rodM 0 PN 0.3 Obsolete Product(s) - ObsoleteO 0.09
2.05 2.5 0.48 0.6 0.1 0.65 0.17
74.8 82.6 14.9 11.8
0 11.8 3.5
80.7 98.4 18.8 23.6 3.9 25.6 6.7
0044616/B
3/4
BC817-25 / BC817-40
bsolete Product(s) - Obsolete Product(s)Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences Oof use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems with.