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FMMT549 Datasheet, PDF (1/3 Pages) Zetex Semiconductors – PNP SILICON PLANAR MEDIUM POWER TRANSISTORS
FMMT549
C
E
B
SuperSOTTM-3 (SOT-23)
PNP Low Saturation Transistor
These devices are designed with high current gain and low saturation voltage with collector currents up to 2A
continuous.
Absolute Maximum Ratings*
TA = 25°C unless otherwise noted
Symbol
Parameter
FMMT549
VCEO
Collector-Emitter Voltage
30
VCBO
Collector-Base Voltage
35
VEBO
Emitter-Base Voltage
5
IC
Collector Current - Continuous
1
- Peak Pulse Current
2
TJ, Tstg
Operating and Storage Junction Temperature Range
-55 to +150
*These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Units
V
V
V
A
°C
NOTES:
1) These ratings are based on a maximum junction temperature of 150°C.
2) These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations.
Thermal Characteristics TA = 25°C unless otherwise noted
Symbol
Characteristic
PD
Total Device Dissipation*
Derate above 25°C
RθJA
Thermal Resistance, Junction to Ambient
*Device mounted on FR-4 PCB 4.5” X 5”; mounting pad 0.02 in2 of 2oz copper.
© 1998 Fairchild Semiconducto Corporation
Page 1 of 2
Max
FMMT549
500
4
250
Units
mW
mW/°C
°C/W
fmmt549.lwpPrPB 7/10/98 revB