General Purpose Transistors
ASS8550-L-HF Thru. ASS8550-H-HF (PNP)
RoHS Device
Halogen Free
Features
SOT-23
- Epoxy meets UL-94 V-0 flammability rating.
0.118(3.00)
0.110(2.80)
- Moisture sensitivity Level 1.
3
- AEC-Q101 Qualified.
0.055(1.40)
0.047(1.20)
1
2
0.079(2.00)
0.071(1.80)
Mechanical data
0.008(0.20)
0.004(0.10)
- Case: SOT-23, molded plastic.
0.004(0.10)
0.000(0.00)
- Terminals: Tin plated leads, solderable per
J-STD-002 and JESD22-B102.
0.041(1.05)
0.035(0.90)
0.020(0.50)
0.012(0.30)
Circuit Diagram
1. Base
2. Emitter
3. Collector
0.100(2.55)
0.089(2.25)
0.020(0.50)
0.012(0.30)
Dimensions in inches and (millimeter)
3
1
2
Maximum Ratings (at T =25°C unless otherwise noted)
A
Symbol
Value
Unit
Collector-base voltage
VCBO
-40
V
Collector-emitter voltage
VCEO
-25
V
Emitter-base voltage
VEBO
-5
V
Collector current-continuous
IC
-1.5
A
Total device dissipation
PD
300
mW
Junction temperature
TJ
150
°C
TSTG
-55 to +150
°C
Parameter
Storage temperature range
Company reserves the right to improve product design , functions and reliability without notice.
AQW-JTR17
Comchip Technology CO., LTD.
REV:A
Page 1
General Purpose Transistors
Electrical Characteristics (at T =25°C unless otherwise noted)
A
Parameter
Symbol
Conditions
Min
Max
Unit
Collector-base breakdown voltage
V(BR)CBO
IC = -100μA, IE = 0
-40
V
Collector-emitter breakdown voltage
V(BR)CEO
IC = -100μA, IB = 0
-25
V
Emitter-base breakdown voltage
V(BR)EBO
IE = -100μA, IC = 0
-5
V
Collector cut-off current
ICBO
VCB = -40V, IE = 0
-100
nA
Collector cut-off current
ICEO
VCE = -20V, IB = 0
-100
nA
Emitter cut-off current
IEBO
VEB = -5V, IC = 0
-100
nA
hFE(1)
VCE = -1V, IC = -100mA
120
hFE(2)
VCE = -1V, IC = -800mA
40
350
DC current gain
Collector-emitter saturation voltage
VCE(sat)
IC = -800mA, IB = -80mA
-0.5
V
Base-emitter saturation voltage
VBE(sat)
IC = -800mA, IB = -80mA
-1.2
V
Small-signal characteristics
Transition frequency
fT
VCE = -10Vdc, IC = -50mA, f = 30MHz
100
MHz
Classification of hFE (1)
Rank
Range
ASS8550-L-HF
ASS8550-H-HF
120-200
200-350
Company reserves the right to improve product design , functions and reliability without notice.
AQW-JTR17
Comchip Technology CO., LTD.
REV:A
Page 2
General Purpose Transistors
Rating and Characteristic Curves (ASS8550-L-HF Thru. ASS8550-H-HF)
Fig.1 - Static Characteristic
-140
Common Emitter
VCE=1V
450µA
400µA
-100
350µA
-80
300µA
250µA
-60
200µA
-40
ASS8550-H-HF
DC Current Gain, hFE
Collector Current, IC (mA)
1000
Common
Emitter
Ta = 25°C
500µA
-120
Fig.2 - DC Current Gain
150µA
ASS8550-L-HF
100
100µA
-20
IB=50µA
0
-0.5
-1.0
-1.5
-2.0
Ta=25°C
10
-2.5
-1
-10
-100
-1000
Collector-Emitter Voltage, VCE (V)
Collector Current, IC (mA)
Fig.3 - Base-Emitter Saturation Voltage
vs. Collector Current
Fig.4 - Collector-Emitter Saturation
Voltage vs. Collector Current
-1
-1.2
Collector-Emitter Saturation Voltage,
VCE(sat) (v)
Base-Emitter Saturation Voltage, VBE(sat) (V)
0
-1.0
Ta=25°C
-0.8
-0.6
-0.1
Ta=25°C
-0.01
-0.4
IC/IB=10
-0.2
-1
-10
-100
-1000
-1E-3
IC/IB=10
-1
Collector Current, Ic (mA)
-10
-100
-1000
Collector Current, Ic (mA)
Company reserves the right to improve product design , functions and reliability without notice.
AQW-JTR17
Comchip Technology CO., LTD.
REV:A
Page 3
General Purpose Transistors
Reel Taping Specification
P0
d
P1
E
F
W
B
C
P
A
12
o
0
D1 D
D2
W1
SYMBOL
SOT-23
(mm)
(inch)
SYMBOL
SOT-23
(mm)
(inch)
A
3.15 ± 0.10
B
2.77 ± 0.10
C
d
D
D1
D2
1.22 ± 0.10
1.50 + 0.10
− 0.00
178.00 ± 1.00
54.60 ± 1.00
13.30 ± 1.00
0.124 ± 0.004 0.109 ± 0.004 0.048 ± 0.004
E
1.75 ± 0.10
F
3.50 ± 0.05
P
4.00 ± 0.10
0.059 + 0.004
7.008 ± 0.039 2.150 ± 0.039 0.524 ± 0.039
− 0.000
P0
4.00 ± 0.10
P1
W
W1
2.00 ± 0.05
8.00 + 0.30
− 0.10
11.10 ± 0.20
0.069 ± 0.004 0.138 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.002
0.315 + 0.012
0.437 ± 0.008
− 0.004
Company reserves the right to improve product design , functions and reliability without notice.
AQW-JTR17
Comchip Technology CO., LTD.
REV:A
Page 4
General Purpose Transistors
Marking Code
Part Number
Marking Code
3
ASS8550-L-HF
Y2 L
ASS8550-H-HF
Y2
XX
1
2
xx/xxxx = Product type marking code
Suggested PAD Layout
B
SOT-23
SIZE
(mm)
(inch)
A
0.90
0.035
B
0.80
0.031
C
0.95
0.037
D
2.00
0.079
E
2.90
0.114
A
D
C
E
C
Note: 1. The pad layout is for reference purposes only.
Standard Packaging
REEL PACK
Case Type
SOT-23
REEL
Reel Size
(pcs)
(inch)
3,000
7
Company reserves the right to improve product design , functions and reliability without notice.
AQW-JTR17
Comchip Technology CO., LTD.
REV:A
Page 5
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