SMD Type
Transistors
PNP Transistors
KTA1666
1.70 0.1
■ Features
● Small Flat Package
● Low Saturation Voltage
0.42 0.1
0.46 0.1
● Power Amplifier and Switching Application
● Comlementary to KTC4379
1.Base
2.Collector
3.Emitter
■ Absolute Maximum Ratings Ta = 25℃
Parameter
Collector - Base Voltage
Symbol
Rating
-50
-50
-5
Unit
V
VCBO
VCEO
VEBO
Collector - Emitter Voltage
Emitter - Base Voltage
Collector Current - Continuous
Collector Power Dissipation
Thermal Resistance From Junction To Ambient
Junction Temperature
I
C
-2
A
P
C
500
250
150
mW
℃/W
RθJA
T
J
℃
Storage Temperature range
T
stg
-55 to 150
■ Electrical Characteristics Ta = 25℃
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
V
Collector- base breakdown voltage
Collector- emitter breakdown voltage
Emitter - base breakdown voltage
Collector-base cut-off current
Emitter cut-off current
V
V
V
CBO
CEO
EBO
-50
-50
-5
Ic= -1 mA, I
Ic= -10 mA,I
= -1 mA, I
CB= -50V , I
EB= -5V , I =0
=-1 A, I =-20mA (Note.1)
BE(sat) IC=-1 A, IB=-20mA (Note.1)
E=0
B=0
I
E
C=0
I
CBO
EBO
V
V
E=0
-0.1
-0.1
-0.5
-1.2
240
uA
V
I
C
Collector-emitter saturation voltage
Base - emitter saturation voltage
V
CE(sat)
I
C
B
V
V
V
V
V
CE= -2V, I
CE= -2V, I
C
= -500mA
= -1.5A
70
40
DC current gain
hFE
C
Collector output capacitance
Transition frequency
C
ob
T
CB= -10V, I
E= 0,f=1MHz
40
pF
f
CE= -2V, I = -500mA
C
120
MHz
Note.1: Pulse test: pulse width ≤300 uS, duty cycle≤ 2.0%.
■ Classification of hfe(1)
Type
Range
Marking
KTA1666-O
70-140
WO
KTA1666-Y
120-240
WY
1
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