UNISONIC TECHNOLOGIES CO., LTD
M28S
AUDIO OUTPUT DRIVER
AMPLIFIER
1
NPN SILICON TRANSISTOR
FEATURES
* Excellent HFE linearity
* High DC Current Gain
* High Power Dissipation
TO-92
3
APPLICATION
* Audio output driver amplifier
* General purpose switch
2
1
SOT-23
Lead-free:
M28SL
Halogen-free: M28SG
ORDERING INFORMATION
Normal
M28S-x-AE3-R
M28S-x-T92-B
M28S-x-T92-K
Ordering Number
Lead Free
M28SL-x-AE3-R
M28SL-x-T92-B
M28SL-x-T92-K
Halogen Free
M28SG-x-AE3-R
M28SG-x-T92-B
M28SG-x-T92-K
Package
SOT-23
TO-92
TO-92
Pin Assignment
1
2
3
E
C
B
E
C
B
E
C
B
Packing
Tape Reel
Tape Box
Bulk
MARKING
NBJ
L: Lead Free
L: Halogen Free
www.unisonic.com.tw
Copyright © 2008 Unisonic Technologies Co., Ltd
1 of 2
QW-R201-015,B
M28S
PARAMETER
Collector-Base Voltage
Collector-emitter voltage
Emitter-Base Voltage
Collector Current
Base Current
Power Dissipation(T
a
=25℃)
SYMBOL
V
CBO
V
CEO
V
EBO
I
C
I
B
P
D
NPN SILICON TRANSISTOR
ABSOLUTE MAXIMUM RATING
(T
a
=25℃,unless otherwise specified )
RATINGS
40
20
6
1.25
0.4
850
UNIT
V
V
V
mA
mA
mW
℃
℃
Junction Temperature
T
J
+150
Storage Temperature
T
STG
-55 ~ +150
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.
ELECTRICAL CHARACTERISTICS
(T
a
=25℃, unless otherwise specified)
PARAMETER
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Cutoff Current
Emitter Cutoff Current
ON CHARACTERISTICS
DC Current Gain (Note)
SYMBOL
V
CBO
V
CEO
V
EBO
I
CBO
I
EBO
h
FE1
h
FE2
h
FE3
h
FE4
V
CE(SAT)
f
T
Cob
TEST CONDITIONS
I
C
=0.1mA
I
C
=1mA
I
E
=0.1mA
V
CB
=35V, I
E
=0
V
EB
=5V, I
C
=0
V
CE
=1V, I
C
=1mA
V
CE
=1V, I
C
=0.1A
V
CE
=1V, I
C
=0.3A
V
CE
=1V, I
C
=0.5A
I
C
=600mA, I
B
=20mA
V
CE
=10V, I
C
=50mA, f=1MHz
VCB=10V, IE=0, f=1MHz
MIN
40
20
6
TYP
MAX UNIT
V
V
V
100
nA
100
nA
290
300
300
300
1000
Collector-Emitter Saturation Voltage
SMALL-SIGNAL CHARACTERISTICS
Current Gain Bandwidth Product
Output Capacitance
0.55
100
9
V
MHz
pF
CLASSIFICATION OF h
FE2
RANK
RANGE
B
300-550
C
500-700
D
650-1000
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
2 of 2
QW-R201-015,B
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