Datasheet

UNISONIC TECHNOLOGIES CO., LTD
2SA1837
PNP EPITAXIAL SILICON TRANSISTOR
POWER AMPLIFIER
APPLICATIONS DRIVER
STAGE AMPLIFIER
APPLICATIONS

FEATURES
* High Transition Frequency: fT=70MHZ (Typ.)
* Complementary to UTC 2SC4793

ORDERING INFORMATION
Order Number
Lead Free
2SA1837L-TF3-T
2SA1837L-TF1-T
2SA1837L-TF2-T
Note: Pin Assignment: B: Base

Package
Halogen-Free
2SA1837G-AA3-T
SOT-223
2SA1837G-TF3-T
TO-220F
2SA1837G-TF1-T
TO-220F1
2SA1837G-TF2-T
TO-220F2
C: Collector
E: Emitter
Pin Assignment
1
2
3
B
C
E
B
C
E
B
C
E
B
C
E
Packing
Tape Reel
Tube
Tube
Tube
MARKING
SOT-223
www.unisonic.com.tw
Copyright © 2016 Unisonic Technologies Co., Ltd
TO-220 / TO-220F1 / TO-220F2
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2SA1837

PNP EPITAXIAL SILICON TRANSISTOR
ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified)
PARAMETER
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
Base Current
TA=25°C
Collector Power Dissipation
TC=25°C
SYMBOL
VCBO
VCEO
VEBO
IC
IB
SOT-223
TO-220F
TO-220F1
TO-220F2
SOT-223
TO-220F
TO-220F1
TO-220F2
RATINGS
-230
-230
-5
-1
-0.1
1
UNIT
V
V
V
A
A
W
2
W
15
W
20
W
PC
Junction Temperature
TJ
150
°C
Storage Temperature Range
TSTG
-55 ~ 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.

ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified)
PARAMETER
Collector-Emitter Breakdown Voltage
Collector Cut-off Current
Emitter Cut-off Current
DC Current Gain
Collector-Emitter Saturation Voltage
Base-Emitter Saturation Voltage
Transition Frequency
Collector Output Capacitance
SYMBOL
BVCEO
ICBO
IEBO
hFE
VCE(SAT)
VBE (SAT)
fT
Cob
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
TEST CONDITIONS
IC= -10mA, IB=0
VCB = -230V, IE=0
VEB= -5V, IC=0
VCE= -5V, IC= -100mA
IC= -500mA, IB= -50mA
VCE= -5V, IC= -500mA
VCE= -10V, IC= -100mA
VCB= -10V, IC=0, f=1MHz
MIN TYP MAX UNIT
-230
V
-1.0 μA
-1.0 μA
100
320
-1.5
V
-1.0
V
70
MHz
30
pF
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TYPICAL CHARACTERISTICS
300 COMMON EMITTER
VCE= -10V
TC =25°C
Collector Current, IC (A)
Transition Frequency, fT (MHz)
Transition Frequency vs. Collector Current
500
100
50
30
Collector Current vs. Base-Emitter Voltage
-1.0
COMMON
EMITTER
-0.8
VCE= -5V
-0.6
TC =100°C
25
-25
-0.4
-0.2
0
-30
-100
-5 -10
-300 -1000
Collector Current, IC (mA)
0
-0.2 -0.4 -0.6 -0.8 -1.0 -1.2 -1.4
Base-Emitter Voltage, VBE (V)
Collector-Emitter Saturation
Voltage, VCE (sat) (V)
10
DC Current Gain, hFE

PNP EPITAXIAL SILICON TRANSISTOR
Collector Current vs. Collector-Emitter Voltage
-1.0
-20
-10
-8
-0.8
-6
-0.6
-4
-0.4
IB = -2mA
COMMON EMITTER
TC =25°C
-0.2
0
0
-10
-2
-8
-4
-6
Collector-Emitter Voltage, VCE (V)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
Safe Operating Area
-5
-3 IC MAX. (PULSED)
1ms 10ms
IC MAX.
100ms
-1
(CONTINUOUS)
-0.5
-0.3 DC OPERATION
-0.1
-0.05
-0.03
-0.01
SINGLE NONREPETITIVE
PULSE TC =25
CURVES MUST BE DERATED
LINEARLY WITH INCREASE
IN TEMPERATURE.
-100 -300
-10 -30
-1
-3
Collector-Emitter Voltage, VCE (V)
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PNP EPITAXIAL SILICON TRANSISTOR
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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