TOSHIBA 3SK294_07

3SK294
TOSHIBA Field Effect Transistor
Silicon N-Channel Dual Gate MOS Type
3SK294
TV Tuner, VHF RF Amplifier Application
Unit: mm
•
Superior cross modulation performance
•
Low reverse transfer capacitance: Crss = 20 fF (typ.)
•
Low noise figure: NF = 1.4dB (typ.)
Absolute Maximum Ratings (Ta = 25°C)
Characteristics
Symbol
Rating
Unit
Drain-source voltage
VDS
12.5
V
Gate 1-source voltage
VG1S
±8
V
Gate 2-source voltage
VG2S
±8
V
Drain current
ID
30
mA
Drain power dissipation
PD
100
mW
Channel temperature
Tch
125
°C
Storage temperature range
Tstg
−55~125
°C
1.Drain
2.Source
3.Gate1
4.Gate2
USQ
JEDEC
―
Note: Using continuously under heavy loads (e.g. the application of high
temperature/current/voltage and the significant change in
JEITA
―
temperature, etc.) may cause this product to decrease in the
TOSHIBA
2-2K1B
reliability significantly even if the operating conditions (i.e.
operating temperature/current/voltage, etc.) are within the
Weight: 0.006 g (typ.)
absolute maximum ratings.
Please design the appropriate reliability upon reviewing the Toshiba Semiconductor Reliability Handbook
(“Handling Precautions”/“Derating Concept and Methods”) and individual reliability data (i.e. reliability test
report and estimated failure rate, etc).
Electrical Characteristics (Ta = 25°C)
Characteristics
Symbol
Test Condition
Min
Typ.
Max
Unit
Gate 1 leakage current
IG1SS
VDS = 0, VG1S = ±6 V, VG2S = 0
⎯
⎯
±50
nA
Gate 2 leakage current
IG2SS
VDS = 0, VG1S = 0, VG2S = ±6 V
⎯
⎯
±50
nA
12.5
⎯
⎯
V
VDS = 6 V, VG1S = 0, VG2S = 4.5 V
⎯
⎯
0.1
mA
Drain-source voltage
Drain current
V (BR) DSX
IDSS
VG1S = −0.5 V, VG2S = −0.5 V,
ID = 100 μA
Gate 1-source cut-off voltage
VG1S (OFF)
VDS = 6 V, VG2S = 4.5 V, ID = 100 μA
0.3
0.9
1.3
V
Gate 2-source cut-off voltage
VG2S (OFF)
VDS = 6 V, VG2S = 4.0 V, ID = 100 μA
0.5
1.0
1.5
V
Forward transfer admittance
⎪Yfs⎪
VDS = 6 V, VG2S = 4.5 V, ID = 10 mA,
f = 1 kHz
19.5
23.5
⎯
mS
Input capacitance
Ciss
⎯
2.5
3.1
pF
Reverse transfer capacitance
Crss
⎯
20
40
fF
Power gain
Gps
23.5
26.0
⎯
dB
Noise figure
NF
⎯
1.4
2.5
dB
VDS = 6 V, VG2S = 4.5 V, ID = 10 mA,
f = 1 MHz
VDS = 6 V, VG2S = 4.5 V, ID = 10 mA,
f = 500 MHz
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2007-11-01
3SK294
L1~L4: φ0.8 mm silver plated copper wire
C: Air trimmer TTA25A200A (MURATA Manufacturing, Co., Ltd.)
RFC 1: φ0.35 mm VEW 3I.D. 7 T
RFC 2: φ0.35 mm VEW 3I.D. 10 T
Figure 1 Gps, NF Test Circuit
Marking
4
3
Type name
U
1
V
2
2
2007-11-01
3SK294
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3SK294
4
2007-11-01
3SK294
RESTRICTIONS ON PRODUCT USE
20070701-EN
• The information contained herein is subject to change without notice.
• TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor
devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical
stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of
safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of
such TOSHIBA products could cause loss of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as
set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and
conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability
Handbook” etc.
• The TOSHIBA products listed in this document are intended for usage in general electronics applications
(computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances,
etc.).These TOSHIBA products are neither intended nor warranted for usage in equipment that requires
extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or
bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or
spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments,
medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in his
document shall be made at the customer’s own risk.
• The products described in this document shall not be used or embedded to any downstream products of which
manufacture, use and/or sale are prohibited under any applicable laws and regulations.
• Please contact your sales representative for product-by-product details in this document regarding RoHS
compatibility. Please use these products in this document in compliance with all applicable laws and regulations
that regulate the inclusion or use of controlled substances. Toshiba assumes no liability for damage or losses
occurring as a result of noncompliance with applicable laws and regulations.
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2007-11-01