參數(shù)資料
型號： BF494A
英文描述： TRANSISTOR | BJT | NPN | 20V V(BR)CEO | 30MA I(C) | TO-92
中文描述： 晶體管|晶體管|叩| 20V的五（巴西）總裁| 30mA的一（c）|至92
文件頁數(shù)： 2/8頁
文件大?。?/td> 48K
代理商： BF494A
1997 Jul 08
2
Philips Semiconductors
Product specification
NPN medium frequency transistors
BF494; BF495
FEATURES
Low current (max. 30 mA)
Low voltage (max. 20 V).
APPLICATIONS
HF applications in radio and television receivers
FM tuners
Low noise AM mixer-oscillators
IF amplifiers in AM/FM receivers.
DESCRIPTION
NPN medium frequency transistor in a TO-92; SOT54
plastic package.
PINNING
PIN
DESCRIPTION
1
2
3
base
emitter
collector
Fig.1
Simplified outline (TO-92; SOT54)
and symbol.
handbook, halfpage
1
3
2
MAM258
3
1
2
QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
V
CBO
V
CEO
I
CM
P
tot
h
FE
collector-base voltage
collector-emitter voltage
peak collector current
total power dissipation
DC current gain
BF494
BF495
transition frequency
open emitter
open base
30
20
30
300
V
V
mA
mW
T
amb
≤
25
°
C
I
C
= 1 mA; V
CE
= 10 V
67
35
120
220
125
f
T
I
C
= 1 mA; V
CE
= 10 V; f = 100 MHz
MHz
相關(guān)PDF資料
PDF描述
BF494 NPN SILICON RF SMALL SIGNAL TRANSISTOR
BF494B NPN medium frequency transistors
BF495 ECONOLINE: RKZ - Safety standards and approvals: EN 60950 certified, rated for 250VAC (LVD test report)- Custom Solutions Available- 3kVDC & 4kVDC Isolation- UL94V-0 Package Material- Power Sharing on Output- Efficiency to 84%
BF495 NPN SILICON RF SMALL SIGNAL TRANSISTOR
BF495B NPN medium frequency transistors
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
BF494B 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:NPN medium frequency transistors
BF495 制造商:CDIL 制造商全稱:Continental Device India Limited 功能描述:NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS
BF495B 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:NPN medium frequency transistors
BF495C 制造商:CDIL 制造商全稱:Continental Device India Limited 功能描述:NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS
BF495D 制造商:CDIL 制造商全稱:Continental Device India Limited 功能描述:NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS
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