KSA642
KSA642
Low Frequency Power Amplifier
• Complement to KSD227
• Collector Power Dissipation : P
C
= 400mW
• Suffix “-C” means Center Collector (1. Emitter 2. Collector 3. Base)
1
TO-92
1. Emitter 2. Base 3. Collector
PNP Epitaxial Silicon Transistor
Absolute Maximum Ratings
T
a
=25°C unless otherwise noted
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CP
P
C
T
J
T
STG
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current (DC)
* Collector Current (Pulse)
Collector Power Dissipation
Junction Temperature
Storage Temperature
Parameter
Ratings
-30
-25
-5
-300
-500
400
150
-55 ~ 150
Units
V
V
V
mA
mA
mW
°C
°C
* PW≤10ms, Duty cycle≤50%
Electrical Characteristics
T
a
=25°C unless otherwise noted
Symbol
BV
CBO
BV
CEO
BV
EBO
I
CBO
I
EBO
h
FE
V
CE
(sat)
Parameter
Collector-Base Breakdown Voltage
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
Collector Cut-off Current
Emitter Cut-off Current
* DC Current Gain
* Collector-Emitter Saturation Voltage
Test Condition
I
C
= -100µA, I
E
=0
I
C
= -10mA. I
B
=0
I
E
= -10µA. I
C
=0
V
CB
= -25V, I
E
=0
V
EB
= -3V, I
C
=0
V
CE
= -1V, I
C
= -50mA
I
C
= -300mA, I
B
= -30mA
70
-0.35
Min.
-30
-25
-5
-100
-100
400
-0.6
V
Typ.
Max.
Units
V
V
V
nA
nA
* Pulse Test: PW≤350µs, Duty cycle≤2%
h
FE
Classification
Classification
h
FE
O
70 ~ 140
Y
120 ~ 240
G
200 ~ 400
©2001 Fairchild Semiconductor Corporation
Rev. A1, June 2001
KSA642
Typical Characteristics
-200
-180
1000
I
B
=-1.6mA
V
CE
= -1V
I
C
[mA], COLLECTOR CURRENT
-160
-140
-120
-100
-80
-60
-40
-20
I
B
=-1.0mA
I
B
=-0.8mA
I
B
=-0.6mA
I
B
=-0.4mA
I
B
=-0.2mA
h
FE
, DC CURRENT GAIN
I
B
=-1.4mA
I
B
=-1.2mA
100
10
-0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-1
-10
-100
-1000
V
CE
[V], COLLECTOR-EMITTER VOLTAGE
I
C
[mA], COLLECTOR CURRENT
Figure 1. Static Characteristic
Figure 2. DC current Gain
V
BE
(sat), V
CE
(sat)[V], SATURATION VOLTAGE
-10
-1000
Ic = 10 I
B
V
CE
= -1V
-1
I
C
[mA], COLLECTOR CURRENT
V
BE
(sat)
-100
-0.1
(sat
V
CE
)
-10
-0.01
-1
-10
-100
-1000
-1
0
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
I
C
[mA], COLLECTOR CURRENT
V
BE
[V], BASE-EMITTER VOLTAGE
Figure 3. Base-Emitter Saturation Voltag
Collector-Emitter Saturation Voltage
Figure 4. Base-Emitter On Voltage
20
f = 1MHz
I
E
=0
10
C
ob
[pF], CAPACITANCE
1
-1
-10
-100
-300
V
CB
[V], COLLECTOR BASE VOLTAGE
Figure 5. Collector Output Capacitance
©2001 Fairchild Semiconductor Corporation
Rev. A1, June 2001
KSA642
Package Demensions
TO-92
4.58
–0.15
+0.25
0.46
14.47
±0.40
±0.10
4.58
±0.20
1.27TYP
[1.27
±0.20
]
3.60
±0.20
1.27TYP
[1.27
±0.20
]
0.38
–0.05
+0.10
3.86MAX
1.02
±0.10
0.38
–0.05
+0.10
(R2.29)
(0.25)
Dimensions in Millimeters
©2001 Fairchild Semiconductor Corporation
Rev. A1, June 2001
TRADEMARKS
The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not
intended to be an exhaustive list of all such trademarks.
STAR*POWER™
FAST
®
OPTOPLANAR™
ACEx™
Bottomless™
CoolFET™
CROSSVOLT™
DenseTrench™
DOME™
EcoSPARK™
E
2
CMOS™
EnSigna™
FACT™
FACT Quiet Series™
FASTr™
FRFET™
GlobalOptoisolator™
GTO™
HiSeC™
ISOPLANAR™
LittleFET™
MicroFET™
MICROWIRE™
OPTOLOGIC™
PACMAN™
POP™
Power247™
PowerTrench
®
QFET™
QS™
QT Optoelectronics™
Quiet Series™
SLIENT SWITCHER
®
SMART START™
Stealth™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
SyncFET™
TruTranslation™
TinyLogic™
UHC™
UltraFET
®
VCX™
STAR*POWER is used under license
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY
PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN;
NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR
CORPORATION.
As used herein:
2. A critical component is any component of a life support
1. Life support devices or systems are devices or systems
device or system whose failure to perform can be
which, (a) are intended for surgical implant into the body,
or (b) support or sustain life, or (c) whose failure to perform
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
when properly used in accordance with instructions for use
provided in the labeling, can be reasonably expected to
result in significant injury to the user.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Advance Information
Product Status
Formative or In
Design
First Production
Definition
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
Preliminary
No Identification Needed
Full Production
Obsolete
Not In Production
©2001 Fairchild Semiconductor Corporation
Rev. H3
Product Folder - Fairchild P/N KSA642 - PNP Epitaxial Silicon Transistor
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KSA642
Products groups
PNP Epitaxial Silicon Transistor
Analog and Mixed
Signal
Datasheet
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q
Complement to KSD227
This pagePrint
version
New products
q
Collector Dissipation : P
= 400mW
C
Product selection and
q
Suffix “-C” means Center Collector (1.
parametric search
Emitter 2. Collector 3. Base)
Cross-reference
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Product status/pricing/packaging
Product
KSA642CYTA
KSA642OBU
KSA642OTA
KSA642GBU
KSA642CYBU
KSA642YBU
KSA642CGBU
KSA642YTA
Product status
Full Production
Full Production
Full Production
Full Production
Full Production
Full Production
Full Production
Full Production
Pricing*
$0.053
$0.053
$0.053
$0.053
$0.053
$0.053
$0.058
$0.053
Package type
TO-92
TO-92
TO-92
TO-92
TO-92
TO-92
TO-92
TO-92
Application
notes
Leads
3
3
3
3
3
3
3
3
Packing method
TAPE REEL
BULK
TAPE REEL
BULK
BULK
BULK
BULK
TAPE REEL
* 1,000 piece Budgetary Pricing
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