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BF821 参数 Datasheet PDF下载

BF821图片预览
型号: BF821
PDF下载: 下载PDF文件 查看货源
内容描述: 小信号晶体管( PNP ) [Small Signal Transistors (PNP)]
分类和应用: 晶体晶体管
文件页数/大小: 2 页 / 52 K
品牌: VISHAY [ VISHAY TELEFUNKEN ]
 浏览型号BF821的Datasheet PDF文件第2页  
BF821, BF823
Small Signal Transistors (PNP)
SOT-23
.122 (3.1)
.118 (3.0)
.016 (0.4)
3
FEATURES
PNP Silicon Epitaxial Planar Transistors
Top View
.056 (1.43
)
.052 (1.33
)
especially suited for application in class-
B video output stages of TV receivers
and monitors.
As complementary types, the NPN tran-
sistors BF820 and BF822 are recommended.
1
2
max. .004 (0.1)
.007 (0.175)
.005 (0.125)
.037(0.95) .037(0.95)
.045 (1.15)
.037 (0.95)
.016 (0.4)
.016 (0.4)
.102 (2.6)
.094 (2.4)
MECHANICAL DATA
Case:
SOT-23 Plastic Package
Weight:
approx. 0.008 g
Marking code
BF821 = 1W
BF823 = 1Y
Dimensions in inches and (millimeters)
Pin configuration
1 = Base, 2 = Emitter, 3 = Collector.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 °C ambient temperature unless otherwise specified
Symbol
Collector-Base Voltage
Collector-Emitter Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
Peak Collector Current
Power Dissipation at T
SB
= 50 °C
Junction Temperature
Storage Temperature Range
1)
Value
300
250
250
300
5
50
100
300
1)
150
–65 to +150
Unit
V
V
V
V
V
mA
mA
mW
°C
°C
BF821
BF823
BF823
BF821
–V
CBO
–V
CBO
–V
CEO
–V
CER
–V
EBO
–I
C
–I
CM
P
tot
T
j
T
S
Device on fiberglass substrate, see layout
4/98