ST BC557B User Manual
查询BC557B-AP 供应商
®
SMALL SIGNAL PNP TRANSISTOR
Ordering Code Marking Package / Shipment
BC557B BC557B TO-92 / Bulk
BC557B-AP BC557B TO-92 / Ammopack
■ SILICON EPI TAX IA L PLANAR PN P
TRANSISTOR
■ TO-92 PACKAGE SUITABLE FOR
THROU GH-HOLE PCB ASSEMBLY
■ THE NPN COMPLEMENTARY TYPE IS
BC547B
■
APPLICATIONS
■ WELL SUITABLE FOR TV AND HOME
APPLIANCE EQUIPMENT
■ SMALL LOAD SWITCH TRANSISTOR WITH
HIGH GAIN AND LOW SATURATION
VOLTAGE
BC557B
TO-92
Bulk
INTER NAL SCH E M ATI C DIAG RA M
TO-92
Ammopack
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
V
V
I
P
T
March 2003
Collector-Base Voltage (IE = 0) -50 V
CBO
Collector-Emitter Voltage (IB = 0) -45 V
CEO
Emitter-Base Voltage (IC = 0) -5 V
EBO
Collector Current -100 mA
I
C
Collector Peak Current (tp < 5 ms) -200 mA
CM
Total Dissipation at TC = 25 oC 500 mW
tot
Storage Temperature -65 to 150
stg
Max. Operating Junction Temperature 150
T
j
o
C
o
C
1/5
BC557B
THERMAL DATA
R
R
thj-amb
thj-Case
•
Thermal Resistance Junction-Ambient Max
•
Thermal Resistance Junction-Case Max
250
83.3
o
C/W
o
C/W
ELECTRICAL CHARACTERISTICS (T
= 25 oC unless otherwise specified)
case
Symbol Parameter Test Conditions Min. Typ. Max. Unit
I
CBO
I
EBO
V
(BR)CEO
Collector Cut-off
Current (I
= 0)
E
Emitter Cut-off Current
(I
= 0)
C
∗ Collector-Emitter
= -30 V
V
CB
V
= -30 V TC = 150 oC
CB
= -5 V -100 nA
V
EB
I
= -10 mA -45 V
C
-1 -15
-4
Breakdown Voltage
(I
= 0)
B
∗ Collector-Emitter
V
CE(sat)
Saturation Voltage
V
∗ Base-Emitter
BE(sat)
Saturation Voltage
V
∗ Base-Emitter On
BE(on)
Voltage
h
f
C
CBO
DC Current Gain IC = -2 mA VCE = -5 V 220 475
FE
Transition Frequency IC = -10 mA VCE = -5 V f = 100MHz 100 MHz
T
Collector-Base
IC = -10 mA IB = -0.5 mA
I
= -100 mA IB = -5 mA
C
IC = -10 mA IB = -0.5 mA
I
= -100 mA IB = -5 mA
C
IC = -2 mA VCE = -5 V
I
= -10 mA VCE = -5 V
C
-0.6 -0.65 -0.75
-0.06
0.18
-0.75
-0.93
-0.3
-0.65
-0.82
IE = 0 VCB = -10 V f = 1 MHz 3 pF
Capacitance
C
EBO
Emitter-Base
IC = 0 VEB = -0.5 V f = 1 MHz 10 pF
Capacitance
NF Noise Figure
V
∆f = 200 Hz R
∗ Pulsed: Pulse duration = 300 µs, duty cycle ≤ 2 %
= -5 V IC = -200 µA f = 1KHz
CE
= 2 KΩ
G
210dB
nA
µA
V
V
V
V
V
V
2/5
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