J/SST270 Series
Vishay Siliconix
P-Channel JFETs
J270
J271
SST270
SST271
PRODUCT SUMMARY
Part Number
VGS(off) (V) V(BR)GSS Min (V) gfs Min (mS) IDSS Min (mA)
J/SST270
J/SST271
0.5 to 2.0
1.5 to 4.5
30
30
6
8
–2
–6
FEATURES
BENEFITS
APPLICATIONS
D Low Cutoff Voltage: J270 <2 V D Full Performance from Low-Voltage Power
D High-Gain, Low-Noise Amplifiers
Supply: Down to 2 V
D High Input Impedance
D Low-Current, Low-Voltage Battery
D Low Signal Loss/System Error
Amplifiers
D Very Low Noise
D High Gain
D High System Sensitivity
D Ultrahigh Input Impedance Pre-Amplifiers
D High-Quality, Low-Level Signal Amplification D High-Side Switching
DESCRIPTION
The J/SST270 series consists of all-purpose amplifiers for
designs requiring p-channel operation.
provides surface-mount capability. Both the J and SST series
are available in tape-and-reel for automated assembly (see
Packaging Information).
The TO-226AA (TO-92) plastic package provides a low-cost
option, while the TO-236 (SOT-23) package
TO-226AA
(TO-92)
TO-236
(SOT-23)
1
2
3
D
G
S
D
S
1
2
3
G
Top View
Top View
SST270 (S0)*
SST271 (S1)*
J270
J271
*Marking Code for TO-236
ABSOLUTE MAXIMUM RATINGS
1
Gate-Drain Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 V
Gate-Source Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 V
Gate Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –50 mA
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55 to 150_C
Operating Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . –55 to 150_C
Lead Temperature ( / ” from case for 10 sec.) . . . . . . . . . . . . . . . . . . . 300_C
16
a
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350 mW
Notes
a. Derate 2.8 mW/_C above 25_C
Document Number: 70258
S-04233—Rev. D, 02-Jul-01
www.vishay.com
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