UNISONIC TECHNOLOGIES CO., LTD
2SB1188
MEDIUM POWER LOW
VOLTAGE TRANSISTOR
DESCRIPTION
The UTC 2SB1188 is a medium power low voltage transistor,
designed for audio power amplifier, DC-DC converter and voltage
regulator.
1
PNP SILICON TRANSISTOR
FEATURES
*High current output up to 3A
*Low saturation voltage
SOT-89
*Pb-free plating product number: 2SB1188L
ORDERING INFORMATION
Order Number
Normal
Lead Free Plating
2SB1188-x-AB3-R
2SB1188L-x-AB3-R
Package
SOT-89
Pin Assignment
1
2
3
B
C
E
Packing
Tape Reel
2SB1188L-x-AB3-R
(1)Packing Type
(2)Package Type
(3)Rank
(4)Lead Plating
(1) R: Tape Reel
(2) AB3: SOT-89
(3) x: refer to Classification of h
FE2
(4) L: Lead Free Plating, Blank: Pb/Sn
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QW-R208-041,A
2SB1188
ABSOLUTE MAXIMUM RATINGS
(Ta = 25
℃
)
PARAMETER
PNP SILICON TRANSISTOR
SYMBOL
RATINGS
UNIT
Collector -Base Voltage
V
CBO
-40
V
Collector -Emitter Voltage
V
CEO
-30
V
Emitter -Base Voltage
V
EBO
-5
V
Peak Collector Current
I
CM
-7
A
DC Collector Current
I
C
-3
A
Base Current
I
B
-0.6
A
Power Dissipation
P
D
0.5
W
℃
Junction Temperature
T
J
+150
℃
Storage Temperature
T
STG
-40 ~ +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
(Ta= 25
℃
, unless otherwise specified)
SYMBOL
I
CBO
I
EBO
h
FE1
DC Current Gain(Note 1)
h
FE2
Collector-Emitter Saturation Voltage
V
CE(SAT)
Base-Emitter Saturation Voltage
V
BE(SAT)
Current Gain Bandwidth Product
f
T
Output Capacitance
Cob
Note 1: Pulse test: P
W
<300
µ
s, Duty Cycle<2%
PARAMETER
Collector Cut-Off Current
Emitter Cut-Off Current
TEST CONDITIONS
V
CB
=-30V,I
E
=0
V
EB
=-3V,Ic=0
V
CE
=-2V,Ic=-20mA
V
CE
=-2V,Ic=-1A
Ic=-2A,I
B
=-0.2A
Ic=-2A,I
B
=-0.2A
V
CE
=-5V,Ic=-0.1A
V
CB
=-10V,I
E
=0,f=1MHz
MIN
TYP
MAX
-1000
-1000
400
-0.5
-2.0
UNIT
nA
nA
30
100
200
150
-0.3
-1.0
80
45
V
V
MHz
pF
CLASSIFICATION OF h
FE2
RANK
RANGE
Q
100 ~ 200
P
160 ~ 320
E
200 ~ 400
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QW-R208-041,A
2SB1188
■
TYPICAL CHARACTERICS
Fig.1 Static characteristics
PNP SILICON TRANSISTOR
Fig.2 Derating curve of safe
operating areas
150
-Collector current, Ic (A)
1.6
- Ic Derating (%)
-I
B
=9mA
-I
B
=8mA
-I
B
=7mA
-I
B
=6mA
-I
B
=5mA
1.2
100
S/
b
0.8
lim
it e
d
ipa
ss
Di
-I
B
=4mA
-I
B
=3mA
0.4
50
n
tio
l im
-I
B
=2mA
-I
B
=1mA
0
0
4
8
12
16
20
-50
0
50
d
it e
0
100
150
200
-Collector-Emitter voltage (V)
Case Temperature, Tc (
℃
)
Fig.3 Power Derating
3
10
12
Fig.4 Collector Output
capacitance
Output Capacitance(pF)
Power Dissipation(W)
8
2
10
I
E
=0
f=1MHz
4
1
10
0
-50
0
50
100
150
200
0
10
10
0
-1
10
-2
10
-3
10
Case Temperature, Tc (
℃
)
-Collector-Base Voltage(v)
Fig.5 Current gain -
bandwidth product
3
10
10
1
Fig.6 Safe Operating Area
Ic(max),Pulse
10
mS
0. 1
Current gain-
bandwidth product, f
T
(MHz)
Ic(max),DC
mS
1m
S
2
10
-Collector current, Ic (A)
0
1
10
V
CE
=5V
10
0
I
B
=8mA
1
10
-1
10
0
10
10
-2
-1
10
10
-2
10
0
10
1
2
10
10
Collector current, Ic (A)
Collector-Emitter Voltage
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QW-R208-041,A
2SB1188
TYPICAL CHARACTERICS(cont.)
Fig.7 DC current gain
3
10
4
10
PNP SILICON TRANSISTOR
Fig.8 Saturation Voltage
V
CE
=-2V
DC current Gain, H
FE
2
10
-Saturation Voltage (mV)
3
10
V
BE
(sat)
2
10
1
10
V
CE
(sat)
1
10
0
10
0
10
1
10
2
10
3
10
4
10
0
10
10
0
1
10
2
10
3
10
4
10
-Collector current, Ic (mA)
-Collector current, Ic (mA)
U TC assum es no responsibility for equipm ent failures that result from using products at v alues that
ex ceed, ev en m om entarily, rated v alues (such as m ax im um ratings, operating condition ranges, or
other param eters) listed in products specifications of any and all UT C products described or contained
herein. UT C products are not designed for use in life support appliances, dev ices or system s where
m alfunction of these products can be reasonably expected to result in personal injury. R eproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. T he inform ation
presented in this docum ent does not form part of any quotation or contract, is believ ed to be accurate
and reliable and m ay be changed without notice.
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QW-R208-041,A
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