Diodes BC857BS - Manual (Page 2)

BC857BS
Datasheet Number DS30373 Rev. 8 - 2
2 of 5
www.diodes.com
November 2013
© Diodes Incorporated
BC857BS
Absolute Maximum Ratings
(@T
A
= +25°C unless otherwise specified.)
Characteristic Symbol Value Unit
Collector-Base Voltage V
CBO
-50 V
Collector-Emitter Voltage V
CEO
-45 V
Emitter-Base Voltage V
EBO
-5.0 V
Collector Current I
C
-100 mA
Peak Collector Current I
CM
-200 mA
Peak Base Current I
BM
-200 mA
Thermal Characteristics
(@T
A
= +25°C unless otherwise specified.)
Characteristic Symbol Value Unit
Power Dissipation (Note 6) P
D
200 mW
Thermal Resistance, Junction to Ambient Air (Note 6) R
θJA
625 °C/W
Operating and Storage Temperature Range T
J
, T
STG
-55 to +150 °C
Electrical Characteristics
(@T
A
= +25°C unless otherwise specified.)
Characteristic (Note 7) Symbol Min Typ Max Unit Test Condition
Collector-Base Breakdown Voltage BV
CBO
-50 — — V I
C
= 100µA, I
B
= 0
Collector-Emitter Breakdown Voltage BV
CEO
-45 — — V I
C
= 10mA, I
B
= 0
Emitter-Base Breakdown Voltage BV
EBO
-5 — — V I
E
= 100µA, I
C
= 0
DC Current Gain h
FE
220 — 475 — V
CE
= -5.0V, I
C
= -2.0mA
Collector-Emitter Saturation Voltage V
CE(sat)
— —
-100
-400
mV
I
C
= -10mA, I
B
= -0.5mA
I
C
= -100mA, I
B
= -5.0mA
Base-Emitter Saturation Voltage V
BE(sat)
— -700 — mV I
C
= -10mA, I
B
= -0.5mA
Base-Emitter Voltage V
BE(on)
-580 -665 -750 mV V
CE
= -5.0V, I
C
= -2.0mA
Collector-Cutoff Current I
CBO
—
— —
— -15
-4.0
nA
µA V
CB
= -30V
V
CB
= -30V, T
A
= +150°C
Emitter Cutoff Current I
EBO
— — -100 nA V
EB
= -5.0V, I
C
= 0
Gain Bandwidth Product f
T
100 — — MHz
V
CE
= -5.0V, I
C
= -10mA,
f = 100MHz
Collector-Base Capacitance C
CBO
— 2 3 pF V
CB
= -10V, f = 1.0MHz
Emitter-Base Capacitance C
EBO
— 11 — pF V
EB
= -0.5V, f = 1.0MHz
Notes: 6. For the device mounted on minimum recommended pad layout FR4 PCB with high coverage of single sided 1oz copper, in still air conditions; the device
is measured when operating in a steady-state condition.
7. Short duration pulse test used to minimize self-heating effect.