©2002 Fairchild Semiconductor Corporation Rev. A1, November 2002
PN4117A
Absolute Maximum Ratings * TA=25°C unless otherwise noted
* These ratings are limiting values above which the serviceability of any semiconductor device may be impaired
NOTES:
1. These ratings are based on a maximum junction temperature of 150degrees C.
2. These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations
Electrical Characteristics TA=25°C unless otherwise noted
* Pulse Test: Pulse Width ≤ 300µs, Duty Cycle ≤ 1.0%
Thermal Charac teris tics TA=25°C unless otherwise noted
Symbol Parameter Value Units
VDG Drain-Gate Voltage 40 V
VGS Gate-So urce Voltage -40 V
IGF Forward Gate Current 50 mA
TSTG Operating and storage Temperature Range - 55 ~ 150 °C
Symbol Parameter Test Condition Min. Typ. Max. Units
Off Characteristics
V(BR)GSS Gate-Source Breakdown Voltage VDS = 0, IG = -1µA-40 V
VGS(off) Gate-Source Cutoff Voltage VDS = -10V, ID = 1.0nA -0.6 -1.8 V
IGSS Gate Reverse Current VDS = 0 V, VGS = -20V -1.0 pA
On Characteristics
IDSS Zero-Gate Voltage Drain Current * VDS = 10V, VGS = 0 30 90 µA
Small Signal Characteristics
gfs Common Source Forward Transconductance VDS = 10V, VGS = 0
f = 1.0KHz 70 210 mmhos
gOSS Common Source Output Conductance VDS = 10V, VGS = 0
f = 1KHz 3.0 mmhos
RE(YFS)Common Source Forward Conductance VDS = 10V, VGS = 0
f = 30MHz 60 mmhos
CISS Input Capacitance VDS = 10V, VGS = 0
f = 1.0KHz 3.0 pF
Crss Reverse Transfer Capacitance VDS = 10V, VGS = 0
f = 1.0MHz 1.5 pF
Symbol Parameter Max. Units
PDTotal Device Dissipation
Derate above 25°C350
2.8 mW
mW/°C
RθJC Thermal Resistance, Junction to Case 125 °C/W
RθJA Thermal Resistance, Junction to Ambient 357 °C/W
PN4117A
N-Channel Switch
• This device is designed for low current DC and audio application.
These devices provide excellent performance as input stages for sub-
picoamp instrumentation or any high impedance signal sources.
• Sourced from process 53.
1. Drain 2. Source 3. Gate
TO-92
1
0.46 ±0.10
1.27TYP
(R2.29)
3.86MAX
[1.27 ±0.20]1.27TYP
[1.27 ±0.20]
3.60 ±0.20
14.47 ±0.40
1.02 ±0.10
(0.25) 4.58 ±0.20
4.58 +0.25
–0.15
0.38 +0.10
–0.05
0.38 +0.10
–0.05
TO-92
Package Dimensions
PN4117A
Dimensions in Millimeters
©2002 Fairchild Semiconductor Corporation Rev. A1, November 2002
©2002 Fairchild Semiconductor Corporation Rev. I1
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