Switching. PN4393 Datasheet

PN4393 Switching. Datasheet pdf. Equivalent


Part PN4393
Description Switching
Feature PN4393 Single N-Channel JFET switch Linear Systems replaces discontinued Siliconix PN4393 FEATURES .
Manufacture Micross
Datasheet
Download PN4393 Datasheet


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PN4393
PN4393
Single N-Channel JFET switch
Linear Systems replaces discontinued Siliconix PN4393
The PN4393 features many of the superior
characteristics of JFETs which make it a good choice
FEATURES 
DIRECT REPLACEMENT FOR SILICONIX PN4393 
for demanding analog switching applications and for
specialized amplifier circuits.
LOW ON RESISTANCE 
LOW GATE OPERATING CURRENT 
rDS(on) ≤ 100Ω 
ID(off) = 5pA 
PN4393 Benefits:
ƒ Low Error Voltage
ƒ High-Speed Analog Circuit Performance
FAST SWITCHING 
t(ON) ≤= 15ns 
ABSOLUTE MAXIMUM RATINGS1 @ 25°C (unless otherwise noted) 
Maximum Temperatures 
ƒ Negligible “Off-Error,” Excellent Accuracy
ƒ Good Frequency Response, Low Glitches
ƒ Eliminates Additional Buffering
Storage Temperature 
Operating Junction Temperature 
Maximum Power Dissipation 
65°C to +200°C 
55°C to +200°C 
PN4393 Applications:
ƒ Analog Switches
ƒ Choppers, Sample-and-Hold
Continuous Power Dissipation  
MAXIMUM CURRENT
Gate Current (Note 1) 
350mW 
IG = 50mA 
ƒ Normally “On” Switches, Current Limiters
MAXIMUM VOLTAGES 
Gate to Drain Voltage /  Gate to Source Voltage 
40V 
PN4393 ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)
SYMBOL 
CHARACTERISTIC 
MIN  TYP. 
MAX 
UNITS 
CONDITIONS 
BVGSS 
VGS(off) 
Gate to Source Breakdown Voltage  ‐40 
Gate to Source Cutoff Voltage 
0.5 
‐‐ 
‐‐ 
‐‐ 
3 
 
V 
IG = ‐1µA,   VDS = 0V 
VDS = 20V, ID = 1nA 
VGS(F) 
Gate to Source Forward Voltage 
‐‐ 
0.7 
1 
                   IG =  1mA,   VDS = 0V 
VDS(on) 
Drain to Source On Voltage 
‐‐  0.25  0.4 
VGS = 0V,   ID = 3mA 
VDS(on) 
Drain to Source On Voltage 
‐‐  0.3 
‐‐ 
 
VGS = 0V,   ID = 6mA 
VDS(on) 
IDSS 
Drain to Source On Voltage 
Drain to Source Saturation Current2 
‐‐ 
5 
0.35 
‐‐ 
‐‐ 
60 
 
mA 
VGS = 0V,   ID = 12mA 
VDS = 20V, VGS = 0V 
IGSS 
Gate Reverse Current 
‐‐  ‐5  ‐1000 
 
VGS = ‐20V,  VDS = 0V 
IG 
Gate Operating Current 
‐‐  ‐5 
‐‐ 
 
VDG = 15V,  ID = 10mA 
 
 
‐‐  5  100 
pA 
VDS = 20V,   VGS = ‐5V 
ID(off) 
 
Drain Cutoff Current 
‐‐  5 
‐‐  5 
‐‐ 
‐‐ 
rDS(on) 
Drain to Source On Resistance 
‐‐ 
‐‐ 
100 
PN4393 DYNAMIC ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted) 
Click To BuySYMBOL 
CHARACTERISTIC 
TYP  MIN  MAX 
Ω 
UNITS 
VDS = 20V,   VGS = ‐7V 
VDS = 20V,   VGS = ‐12V 
VGS = 0V,   ID = 1mA 
CONDITIONS 
gfs 
Forward Transconductance 
6  ‐‐ 
‐‐ 
gos 
Output Conductance 
25  ‐‐ 
‐‐ 
rds(on) 
Drain to Source On Resistance 
‐‐ 
‐‐ 
100 
Ciss 
Input Capacitance 
12  ‐‐ 
16 
Crss 
 
3.5  ‐‐ 
5 
Crss 
Reverse Transfer Capacitance 
3.4 
‐‐ 
‐‐ 
Crss 
3.0  ‐‐ 
‐‐ 
en 
Equivalent Input Noise Voltage 
3 
‐‐ 
‐‐ 
PN4393 SWITCHING ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted) 
mS 
µS 
Ω 
 
 
pF 
nV/Hz 
VDS = 20V,  ID = 1mA,  f = 1kHz 
VDS = 20V,  ID = 1mA,  f = 1kHz 
VGS = 0V,  ID = 0A,  f = 1kHz 
VDS = 20V,   VGS = 0V,  f = 1MHz 
VDS = 0V,   VGS = ‐5V,  f = 1MHz 
VDS = 0V,   VGS = ‐7V,  f = 1MHz 
VDS = 0V,   VGS = ‐12V,  f = 1MHz 
VDS = 10V,  ID = 10mA,  f = 1kHz 
SYMBOL 
CHARACTERISTIC 
TYP  MIN  MAX 
UNITS 
CONDITIONS 
td(on) 
tr 
td(off) 
tf 
 
Turn On Time 
 
Turn Off Time 
2  ‐‐ 
2  ‐‐ 
6  ‐‐ 
13  ‐‐ 
15 
5 
50 
30 
 
 
ns 
 
 
 
VDD = 10V,   VGS(H) = 0V 
Notes: 1. Absolute ratings are limiting values above which serviceability may be impaired 
             2. Pulse test: PW ≤ 300µs, Duty Cycle ≤ 3% 
PN4393 SWITCHING CIRCUIT PARAMETERS                                                                                                                                         SWITCHING CIRCUIT 
VGS(L) 
5V    TO-92 (Bottom View)
RL  3200Ω   
ID(on) 
3mA 
 
Availab  le Packages:  
  
 
 
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Micross Components Europe
Tel: +44 1603 788967
Email: chipcomponents@micross.com
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Information furnished by Linear Integrated Systems and Micross Components is believed to be accurate and reliable. However, no responsibility is assumed for its use; nor for any infringement of patents or
other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Linear Integrated Systems.







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