Philips Semiconductors
NPN switching transistor
Product specification
MMBT3904
FEATURES
• Low current (max. 100 mA)
• Low voltage (max. 40 V).
APPLICATIONS
• Telephony and professional communication equipment.
PINNING
PIN
1
2
3
base
emitter
collector
DESCRIPTION
DESCRIPTION
NPN switching transistor in a SOT23 plastic package.
PNP complement: MMBT3906.
MARKING
TYPE NUMBER
MMBT3904
MARKING CODE(1)
7A∗
Note
1. ∗ = p: Made in Hong Kong.
∗ = t: Made in Malaysia.
handbook, halfpage
3
3
1
1
Top view
2
2
MAM255
Fig.1 Simplified outline (SOT23) and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
SYMBOL
VCBO
VCEO
VEBO
IC
ICM
IBM
Ptot
Tstg
Tj
Tamb
PARAMETER
collector-base voltage
collector-emitter voltage
emitter-base voltage
collector current DC
peak collector current
peak base current
total power dissipation
storage temperature
junction temperature
operating ambient temperature
CONDITIONS
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.
60
40
6
200
200
100
250
+150
150
+150
UNIT
V
V
V
mA
mA
mA
mW
°C
°C
°C
2000 Apr 11
2