파트넘버.co.kr BF840 데이터시트 PDF


BF840 반도체 회로 부품 판매점

NPN medium frequency transistor



NXP Semiconductors 로고
NXP Semiconductors
BF840 데이터시트, 핀배열, 회로
DISCRETE SEMICONDUCTORS
DATA SHEET
book, halfpage
M3D088
BF840
NPN medium frequency transistor
Product specification
Supersedes data of 1998 Dec 02
1999 Apr 12


BF840 데이터시트, 핀배열, 회로
Philips Semiconductors
NPN medium frequency transistor
Product specification
BF840
FEATURES
Low current (max. 25 mA)
Low voltage (max. 40 V).
APPLICATIONS
AM mixers
IF amplifiers in AM/FM receivers.
DESCRIPTION
NPN medium frequency transistor in a SOT23 plastic
package.
MARKING
TYPE NUMBER
BF840
MARKING CODE(1)
NC
Note
1. = p : Made in Hong Kong.
= t : Made in Malaysia.
PINNING
PIN
1
2
3
base
emitter
collector
DESCRIPTION
handbook, halfpage
3
1
Top view
1
2
MAM255
3
2
Fig.1 Simplified outline (SOT23) and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
VCBO
VCEO
VEBO
IC
ICM
Ptot
Tstg
Tj
Tamb
collector-base voltage
collector-emitter voltage
emitter-base voltage
collector current (DC)
peak collector current
total power dissipation
storage temperature
junction temperature
operating ambient temperature
open emitter
open base
open collector
Tamb 25 °C; note 1
Note
1. Transistor mounted on an FR4 printed-circuit board.
MIN.
65
65
MAX.
40
40
4
25
25
250
+150
150
+150
UNIT
V
V
V
mA
mA
mW
°C
°C
°C
1999 Apr 12
2




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