J108 J109 J110 Product Summary Part Number VGS(off) J/SST108

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J108 J109 J110 Product Summary Part Number VGS(off) J/SST108

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J/SST108 Series
J108 J109 J110 Product Summary
Part Number VGS(off)
J/SST108 J/SST109 J/SST110 -0.5
SST108 SST109 SST110
rDS(on)
ID(off) (pA)
(ns)
Features
On-Resistance: J108 Fast Switching-tON: Leakage: Capacitance: Insertion Loss
Benefits
Error Voltage High-Speed Analog Circuit Performance Negligible "Off-Error," Excellent Accuracy Good Frequency Response Eliminates Additional Buffering
Applications
Analog Switches Choppers Sample-and-Hold Normally "On" Switches Current Limiters
Description
J/SST108 series designed with high-performance analog switching applications mind. features on-resistance, good off-isolation, fast switching. featuring lowest rDS(on) TO-236 (SOT-23) JFET device.
SST108 series comprised surface-mount devices
TO-226AA (TO-92)
TO-226AA (TO-92) plastic package provides low-cost option. Both series available tape-and-reel automated assembly (see Packaging Information). similar products packaged TO-206AC (TO-52), 2N5432/5433/5434 data sheet.
TO-236 (SOT-23)
View SST108 (I8)* SST109 (I9)* SST110 (I0)* *Marking Code TO-236
View J108, J109, J110
Updates this data sheet obtained facsimile calling Siliconix FaxBack, 1-408-970-5600. Please request FaxBack document #70231.
Siliconix S-52424-Rev. 14-Apr-97
J/SST108 Series
Absolute Maximum Ratings
Gate-Drain, Gate-Source Voltage Gate Current Lead Temperature (1/16" from case sec.) 300_C Storage Temperature 150_C Operating Junction Temperature 150_C Power Dissipationa Notes Derate mW/_C above 25_C
Specificationsa
Limits
J/SST108 J/SST109 J/SST110
Parameter Static
Gate-Source Breakdown Voltage Gate-Source Cutoff Voltage Saturation Drain Currentc Gate Reverse Current Gate Operating Current Drain Cutoff Current Drain-Source On-Resistance Gate-Source Forward Voltage
Symbol
Test Conditions
Typb
Unit
V(BR)GSS VGS(off) IDSS IGSS ID(off) rDS(on) VGS(F)
125_C 125_C
-0.5
-0.01 -0.01 0.02
Dynamic
Common-Source Forward Transconductance Common-Source Output Conductance Drain-Source On-Resistance Common-Source Input Capacitance Common-Source Reverse Transfer Capacitance Equivalent Input Noise Voltage rds(on) Ciss Series Series
Crss
Switching
Turn-On Time Turn-Off Time td(on) td(off) VGS(H) Switching Diagram
Notes 25_C unless otherwise noted. Typical values DESIGN ONLY, guaranteed subject production testing. Pulse test: v300 duty cycle v3%.
Siliconix S-52424-Rev. 14-Apr-97
J/SST108 Series
Typical Characteristics
rDS(on) Drain-Source On-Resistance
On-Resistance Drain Current Gate-Source Cutoff Voltage
IDSS
1000 rDS(on) Drain-Source On-Resistance Saturation Drain Current (mA)
On-Resistance Drain Current
25_C
VGS(off)
IDSS
Drain Current (mA)
VGS(off) Gate-Source Cutoff Voltage
rDS(on) Drain-Source On-Resistance
On-Resistance Temperature
changes 0.7%/_C
Output Characteristics
VGS(off)
VGS(off) Drain Current (mA)
-0.2 -0.4
-0.6 -0.8
Temperature (_C)
Drain-Source Voltage
Turn-On Switching
approximately independent VGS(L) Switching Time (ns) td(on)
Turn-Off Switching
td(off) independent device VGS(off) VGS(L)
Switchng Time (ns)
VGS(off)
td(on)
VGS(off)
td(off)
VGS(off) Gate-Source Cutoff Voltage
Drain Current (mA)
Siliconix S-52424-Rev. 14-Apr-97
J/SST108 Series
Typical Characteristics (Cont'd)
Capacitance Gate-Source Voltage
Forward Transconductance (mS)
Transconductance Drain Current
VGS(off)
Capacitance (pF)
-55_C
25_C 125_C
Ciss Crss
Gate-Source Voltage
Drain Current (mA)
Forward Transconductance (mS)
Forward Transconductance Output Conductance Gate-Source Cutoff Voltage
Noise Voltage Frequency
Noise Voltage
Output Conductance (mS)
Frequency (Hz)
VGS(off) Gate-Source Cutoff Voltage
Gate Leakage Current
125_C
Common Gate Input Admittance
Gate Leakage
IGSS 125_C 25_C IGSS 25_C Drain-Gate Voltage Frequency (MHz) (mS)
25_C
Siliconix S-52424-Rev. 14-Apr-97
J/SST108 Series
Typical Characteristics (Cont'd)
Common Gate Forward Admittance
-gfg
Common Gate Reverse Admittance
25_C
(mS) (mS)
-grg -brg
25_C Frequency (MHz)
0.01 Frequency (MHz)
Common Gate Output Admittance
25_C
(mS)
Frequency (MHz)
Switching Time Test Circuit
J/SST108
VGS(L) ID(on) *Non-inductive
J/SST109
J/SST110
VGS(H)
Input Pulse
Rise Time Fall Time Pulse Width
Sampling Scope
Rise Time Input Resistance Input Capacitance
VGS(L) Scope
Siliconix S-52424-Rev. 14-Apr-97

J108 J109 J110 Product Summary Part Number VGS(off) J/SST108

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