KSK30
KSK30
Low Noise PRE-AMP. Use
• High Input Impedance: IGSS=1nA (MAX) • Low Noise: NF=0.5dB (TYP) • High Voltage: VGDS= -50V
1
TO-92
1. Source 2. Gate 3. Drain
Silicon N-channel Junction Fet
Absolute Maximum Ratings Ta=25°C unless otherwise noted
Symbol VGDS IG PD TJ TSTG Parameter Gate-Drain Voltage Gate-Current Collector Dissipation Junction Temperature Storage Temperature Ratings -50 10 100 125 -55 ~ 125 Units V mA mW °C °C
Electrical Characteristics Ta=25°C unless otherwise noted
Symbol BVGDS IGSS IDSS VGS (off) YFS Ciss Crss NF Parameter Gate-Drain Breakdown Voltage Gate Leak Current Drain Leak Current Gate-Source Voltage Forward Transfer Admittance Input Capacitance Feedback Capacitance Noise Figure Test Condition VDS=0, IG= -100µA VGS= -30V, VDS=0 VDS=10V, VGS=0 VDS=10V, ID=0.1µA VDS=10V, VGS=0, f=1KHz VDS=0, VGS=0, f=1MHz VGD=10V, VDS=0 f=1MHz VDS=15V, VGS=0 RG=100KΩ f=120Hz 0.3 -0.4 1.2 8.2 2.6 0.5 5 Min. -50 Typ. Max. -1 6.5 -5 Units V nA mA V mS pF pF dB
IDSS Classification
Classification IDSS(mA) R 0.30 ~ 0.75 O 0.60 ~ 1.40 Y 1.20 ~ 3.00 G 2.60 ~ 6.50
©2002 Fairchild Semiconductor Corporation
Rev. B1, November 2002
KSK30
Typical Characteristics
6.4
3.0
VGS = 0V
5.6
VDS = 10V
ID[mA], DRAIN CURRENT
VGS = -0.2V
2.0
ID[mA], DRAIN CURRENT
2.5
4.8
VGS = -0.4V
1.5
4.0
3.2
V
=0
VGS = -0.6V VGS = -0.8V VGS = -1.0V
2.4
VD
1.0
S
1.6
RS = 1kΩ RS = 2kΩ
0.5
0.0 -1.6 -40
VGS = -1.2V VGS = -1.4V VGS = -1.6V
-0.8 -20 0 20
0.8
RS = 5kΩ RS = 10kΩ
-2.8 -2.4 -2.0 -1.6 -1.2 -0.8 -0.4 0.0
40
60
0.0 -3.2
VGS[V], DRAIN-SOURCE VOLTAGE
VDS[V], DRAIN-SOURCE VOLTAGE
VGS[V], GATE-SOURCE VOLTAGE
Figure 1. Static Characteristic
Figure 2. ID-VGS
lYFSl[mS], FORWARD TRANSTER ADMITTANCE
4.0
4.0
VDS = 10V f = 1KHz
3.2
ID[mA], DRAIN CURRENT
3.2
VGS = 0V
2.4
VGS = -0.2V VGS = -0.4V VGS = -0.6V
2.4
1.6
1.6
0.8
VGS = -1.2V
VGS = -0.8V VGS = -1.0V
0.8
VGS = -1.6V VGS = -1.4V
0.0 0.0 0.8 1.6 2.4 3.2 4.0
0.0 -4.0
-3.2
-2.4
-1.6
-0.8
0.0
VDS[V], DRAIN-SOURCE VOLTAGE
VGS[V], GATE-SOURCE VOLTAGE
Figure 3. ID-VDS
Figure 4. Yfs-VGS
lYFSl [mS], FORWARD TRANSFER ADMITTANCE
6.4
-10
VGS(off)[V], GATE-SOURCE VOLTAGE
VDS = 10V f = 1kHz IDSS :VDS = 10V VGS=0 VGS(off):VDS =10V ID = 0.1µ A
4.8
3.2
0. 4m
I DS
S
=
A S= 1 7m I DS 0.
A = 2.8 .7m I DSS
mA
IDSS
= 6m
A
-1
ID
1.6
SS
=
A
0.0 0.0
1.6
3.2
4.8
6.4
- 0.1
0.1
1
10
ID[mA], DRAIN CURRENT
IDSS[mA], DRAIN CURRENT
Figure 5. Yfs-ID
Figure 6. VGS(off)-IDSS
©2002 Fairchild Semiconductor Corporation
Rev. B1, November 2002
KSK30
Typical Characteristics (Continued)
lYFSl [mS], FORWARD TRANSFER ADMITTANCE
100
1000
Crss[pF], FEEDBACK CAPACITACE
Ciss[pF], INPUT CAPACITACE
10
IDSS :VDS=10V VGS=0V lYFSl:VDS=10V VGS=0V f=1kHz Ta = 25℃
Ciss: VDS = 0 Crss: VGS = 0 f = 1MHz
100
10
1
1
0.1 0.1
0.1 1 10 100 -0 -2 -4 -6 -8 -10
IDSS[mA], DRAIN CURRENT
VGD[V], GATE-DRAIN VOLTAGE VGS[V], GATE-SOURCE VOLTAGE
Figure 7. Yfs-IDSS
Figure 8. Ciss-VGS, Crss-VGD
160
140
PC[mW], POWER DISSIPATION
120
100
80
60
40
20
0 0 25 50
o
75
100
125
150
175
200
TC[ C], CASE TEMPERATURE
Figure 9. Power Derating
©2002 Fairchild Semiconductor Corporation
Rev. B1, November 2002
KSK30
Package Dimensions
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
©2002 Fairchild Semiconductor Corporation Rev. B1, 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™ DISCLAIMER
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™
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 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
©2002 Fairchild Semiconductor Corporation
Rev. I1
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