PN4393
Single N-Channel JFET switch
Linear Systems replaces discontinued Siliconix PN4393
FEATURES
DIRECT REPLACEMENT FOR SILICONIX PN4393
LOW ON RESISTANCE
r
DS(on)
≤ 100Ω
LOW GATE OPERATING CURRENT
I
D(off)
= 5pA
FAST SWITCHING
t
(ON)
≤= 15ns
PN4393 Benefits:
1
ABSOLUTE MAXIMUM RATINGS
@ 25°C (unless otherwise noted)
Low Error Voltage
Maximum Temperatures
High-Speed Analog Circuit Performance
Storage Temperature
‐65°C to +200°C
Negligible “Off-Error,” Excellent Accuracy
Good Frequency Response, Low Glitches
Operating Junction Temperature
‐55°C to +200°C
Eliminates Additional Buffering
Maximum Power Dissipation
Continuous Power Dissipation
350mW
PN4393 Applications:
MAXIMUM CURRENT
Analog Switches
Gate Current (Note 1)
I
G
= 50mA
Choppers,
Sample-and-Hold
MAXIMUM VOLTAGES
Normally “On” Switches, Current Limiters
Gate to Drain Voltage / Gate to Source Voltage
‐40V
PN4393 ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)
SYMBOL
CHARACTERISTIC
MIN
TYP.
MAX
UNITS
CONDITIONS
BV
GSS
Gate to Source Breakdown Voltage
‐40
‐‐
‐‐
I
G
= ‐1µA, V
DS
= 0V
V
V
GS(off)
Gate to Source Cutoff Voltage
‐0.5
‐‐
‐3
V
DS
= 20V, I
D
= 1nA
V
GS(F)
Gate to Source Forward Voltage
‐‐
0.7
1
I
G
= 1mA, V
DS
= 0V
V
DS(on)
Drain to Source On Voltage
‐‐
0.25
0.4
V
GS
= 0V, I
D
= 3mA
V
DS(on)
Drain to Source On Voltage
‐‐
0.3
‐‐
V
GS
= 0V, I
D
= 6mA
V
DS(on)
Drain to Source On Voltage
‐‐
0.35
‐‐
V
GS
= 0V, I
D
= 12mA
2
I
DSS
Drain to Source Saturation Current
5
‐‐
60
mA
V
DS
= 20V, V
GS
= 0V
I
GSS
Gate Reverse Current
‐‐
‐5
‐1000
V
GS
= ‐20V, V
DS
= 0V
I
G
I
D(off)
r
DS(on)
PN4393 DYNAMIC ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)
SYMBOL
The PN4393 features many of the superior
characteristics of JFETs which make it a good choice
for demanding analog switching applications and for
specialized amplifier circuits.
g
fs
g
os
r
ds(on)
C
iss
C
rss
C
rss
C
rss
e
n
SYMBOL
t
d(on)
t
r
t
d(off)
t
f
Equivalent Input Noise Voltage
CHARACTERISTIC
Turn On Time
Turn Off Time
Forward Transconductance
Output Conductance
Input Capacitance
Reverse Transfer Capacitance
6
‐‐
‐‐
mS
µS
Ω
pF
25
‐‐
12
3.5
3.4
3.0
3
TYP
2
2
6
13
‐‐
‐‐
‐‐
‐‐
‐‐
‐‐
MIN
‐‐
‐‐
‐‐
‐‐
‐‐
Drain to Source On Resistance
‐‐
100
16
5
‐‐
‐‐
‐‐
MAX
15
5
50
30
nV/√Hz
UNITS
ns
CONDITIONS
V
DS
= 20V, I
D
= 1mA, f = 1kHz
V
DS
= 20V, I
D
= 1mA, f = 1kHz
V
GS
= 0V, I
D
= 0A, f = 1kHz
V
DS
= 20V, V
GS
= 0V, f = 1MHz
V
DS
= 0V, V
GS
= ‐5V, f = 1MHz
V
DS
= 0V, V
GS
= ‐7V, f = 1MHz
V
DS
= 0V, V
GS
= ‐12V, f = 1MHz
V
DS
= 10V, I
D
= 10mA, f = 1kHz
PN4393 SWITCHING ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)
V
DD
= 10V, V
GS(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
V
GS(L)
‐5V
TO-92 (Bottom View)
R
L
3200Ω
I
D(on)
3mA
Available Packages:
PN4393 in TO-92
PN4393 in bare die.
Contact Micross for full package and die dimensions
Micross Components Europe
Tel: +44 1603 788967
Email:
chipcomponents@micross.com
Web:
http://www.micross.com/distribution
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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