FAIRCHILD KST43

KST42/43
KST42/43
High Voltage Transistor
3
2
1
SOT-23
1. Base 2. Emitter 3. Collector
NPN Epitaxial Silicon Transistor
Absolute Maximum Ratings Ta=25°C unless otherwise noted
Symbol
VCBO
VCEO
Parameter
Value
Units
: KST42
: KST43
300
200
V
V
: KST42
: KST43
300
200
V
V
Collector Base Voltage
Collector-Emitter Voltage
VEBO
Emitter-Base Voltage
6
V
IC
Collector Current
500
mA
PC
Collector Power Dissipation
350
mW
TSTG
Storage Temperature
150
°C
RTH(j-a)
Thermal Resistance junction to Ambient
357
°C/W
Electrical Characteristics Ta=25°C unless otherwise noted
Symbol
BVCBO
Parameter
Collector-Emitter Breakdown Voltage
: KST42
: KST43
Test Condition
IC=100µA, IE=0
* Collector -Emitter Breakdown Voltage
: KST42
: KST43
IC=1mA, IB=0
BVEBO
Emitter-Base Breakdown Voltage
IE=100µA, IC=0
ICBO
Collector Cut-off Current
VCB=200V, IE=0
IEBO
Emitter Cut-off Current
VCB=5V, IC=0
hFE
* DC Current Gain
VCE=10V, IC=1mA
VCE=10V, IC=10mA
VCE=10V, IC=30mA
VCE (sat)
* Collector-Emitter Saturation Voltage
VBE (sat)
* Base-Emitter Saturation Voltage
Cob
Output Capacitance
BVCEO
: KST42
: KST43
fT
Current Gain Bandwidth Product
Min.
Max.
Units
300
200
V
V
300
200
V
V
6
V
0.1
µA
0.1
µA
IC=20mA, IB=2mA
0.5
V
IC=20mA, IB=2mA
0.9
V
3
4
pF
pF
25
40
40
VCB=20V, IE=0
f=1MHz
VCE=20V, IC=10mA
f=100MHz
50
MHz
* Pulse Test: PW≤300µs, Duty Cycle≤2%
©2002 Fairchild Semiconductor Corporation
Rev. A2, November 2002
KST42/43
Marking Code
Type
KST42
KST43
Mark
1D
1E
Marking
1D
©2002 Fairchild Semiconductor Corporation
Rev. A2, November 2002
KST42/43
VBE(sat), VCE(sat)[V], SATURATION VOLTAGE
Typical Characteristics
hFE, DC CURRENT GAIN
1000
VCE = 10V
100
10
1
10
10
IC = 10 IB
VBE(sat)
1
V CE(sat)
0.1
0.01
1
100
10
IC[mA], COLLECTOR CURRENT
100
IC[mA], COLLECTOR CURRENT
Figure 1. DC current Gain
Figure 2. Collector-Emitter Saturation Voltage
Base-Emitter Saturation Voltage
fT[MHz],
CURRENT GAIN BANDWIDTH PRODUCT
100
Ccb [pF], CAPACITANCE
IE = 0
f = 1MHz
10
1
0.1
1
10
VCB [V], COLLECTOR-BASE VOLTAGE
Figure 3. Collector-Base Capacitance
©2002 Fairchild Semiconductor Corporation
100
120
100
VCE = 20V
80
60
40
20
0
1
10
100
IC[mA], COLLECTOR CURRENT
Figure 4. Current Gain Bandwidth Product
Rev. A2, November 2002
KST42/43
Package Dimensions
±0.10
±0.10
2.40
0.40 ±0.03
1.30
0.45~0.60
0.20 MIN
SOT-23
0.03~0.10
0.38 REF
0.40 ±0.03
+0.05
0.12 –0.023
0.96~1.14
0.97REF
2.90 ±0.10
0.95 ±0.03 0.95 ±0.03
1.90 ±0.03
0.508REF
Dimensions in Millimeters
©2002 Fairchild Semiconductor Corporation
Rev. A2, November 2002
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.
ACEx™
FACT™
ActiveArray™
FACT Quiet series™
Bottomless™
FAST®
FASTr™
CoolFET™
CROSSVOLT™ FRFET™
GlobalOptoisolator™
DOME™
EcoSPARK™
GTO™
E2CMOS™
HiSeC™
EnSigna™
I2C™
Across the board. Around the world.™
The Power Franchise™
Programmable Active Droop™
ImpliedDisconnect™
ISOPLANAR™
LittleFET™
MicroFET™
MicroPak™
MICROWIRE™
MSX™
MSXPro™
OCX™
OCXPro™
OPTOLOGIC®
OPTOPLANAR™
PACMAN™
POP™
Power247™
PowerTrench®
QFET™
QS™
QT Optoelectronics™
Quiet Series™
RapidConfigure™
RapidConnect™
SILENT SWITCHER®
SMART START™
SPM™
Stealth™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
SyncFET™
TinyLogic™
TruTranslation™
UHC™
UltraFET®
VCX™
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:
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body,
or (b) support or sustain life, or (c) whose failure to perform
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.
2. A critical component is any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Product Status
Definition
Advance Information
Formative or In
Design
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
Preliminary
First Production
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.
No Identification Needed
Full Production
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
Obsolete
Not In Production
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
©2002 Fairchild Semiconductor Corporation
Rev. I1