Datasheet

UNISONIC TECHNOLOGIES CO., LTD
MMBTA55
Preliminary
AMPLIFIER TRANSISTOR
PNP MMBTA55
FEATURES

* Collector-Emitter Voltage: VCEO=60V

ORDERING INFORMATION
Ordering Number
Note:

MMBTA55G-AE3-R
MMBTA55G-AL3-R
Pin Assignment: E: Emitter
B: Base
Package
SOT-23
SOT-323
C: Collector
1
E
E
Pin Assignment
2
3
B
C
B
C
Packing
Tape Reel
Tape Reel
MARKING
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., LTD
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
Preliminary
AMPLIFIER TRANSISTOR
ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Collector-base voltage
VCBO
60
V
Collector-emitter voltage
VCEO
60
V
Emitter-base voltage
VEBO
4
V
Collector current - Continuous
IC
500
mA
TA=25°C
350
mW
Total device dissipation
PD
Derate above 25°C
2.8
mW/°C
Junction Temperature
TJ
125
°C
Storage Temperature
TSTG
-40 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.

THERMAL DATA
PARAMETER
SYMBOL
RATINGS
Junction to Ambient
θJA
357
Note: RJA is measured with the device soldered into a typical printed circuit board.

UNIT
°C/W
ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified)
PARAMETER
OFF CHARACTERISTICS
Collector-emitter breakdown voltage (note 1)
Emitter-base breakdown voltage
Collector cutoff current
Collector cutoff current
ON CHARACTERISTICS
DC current gain
SYMBOL
V(BR)CEO
V(BR)EBO
ICES
ICBO
hFE
Collector-emitter saturation voltage
Base-emitter on voltage
SMALL-SIGNAL CHARACTERISTICS
VCE(SAT)
VBE(ON)
Current gain bandwidth product (note 2)
fT
TEST CONDITIONS
MIN
IC=1.0mA, IB=0
IE=100A, IC=0
VCE=60V, IB=0
VCB=60V, IE=0
60
4
IC=10mA, VCE=1V
IC=100mA, VCE=1V
IC=100mA, IB=10mA
IC=100mA, VCE=1V
100
100
IC=100mA, VCE=1V,
f=100MHz
50
TYP MAX UNIT
0.1
0.1
V
V
μA
μA
0.25
1.2
V
V
MHz
Notes: 1. Pulse test: PW<=300s, Duty Cycle<=2%
2. fT is defined as the frequency at which IhfeI extrapolates to unity.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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Preliminary
AMPLIFIER TRANSISTOR
SWITCHING TIME TEST CIRCUIT

TURN-ON TIME
5.0µs
TURN-OFF TIME
VCC
-1.0V
100
VCC
+VBB
+40V
+40V
100
RL
OUTPUT
+10V
VIN
0
tr=3.0ns
5.0µF
OUTPUT
VIN
RB
S
RL
6.0pF
5.0µF
100
RB
S
6.0pF
100
5.0µs
tr=3.0ns
Figure 1. (Note: Total shunt capacitance of test jig and connectors for PNP test circuits, reverse all voltage polarities.)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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