© Semiconductor Components Industries, LLC, 2006
March, 2006 − Rev. 4 1Publication Order Number:
2N5638/D
2N5638, 2N5639
2N5638 is a Preferred Device
JFET Chopper Transistors
N−Channel − Depletion
N−Channel Junction Field Effect Transistors, depletion mode
(Type A) designed for chopper and high−speed switching applications.
Features
Low Drain−Source “ON” Resistance: RDS(on) = 30W for 2N5638
RDS(on) = 60W for 2N5639
Low Reverse Transfer Capacitance −
Crss = 4.0 pF (Max) @ f = 1.0 MHz
Fast Switching Characteristics − tr = 5.0 ns (Max) (2N5638)
Pb−Free Packages are Available*
MAXIMUM RATINGS
Rating Symbol Value Unit
Drain−Source Voltage VDS 30 Vdc
DrainGate Voltage VDG 30 Vdc
Reverse GateSource Voltage VGSR 30 Vdc
Forward Gate Current IGF 10 mAdc
Total Device Dissipation
@ TA = 25°C
Derate above 25°C
PD310
2.82 mW
mW/°C
Storage Temperature Range Tstg 65 to +150 °C
Operating Junction Temp Range TJ65 to +135 °C
Stresses exceeding Maximum Ratings may damage the device. Maximum
Ratings are stress ratings only. Functional operation above the Recommended
Operating Conditions is not implied. Extended exposure to stresses above the
Recommended Operating Conditions may affect device reliability.
INPUT
(SCOPE A)
OUTPUT
(SCOPE B)
PULSE
GENERATOR
VDD = 10 Vdc
0.1 mF
0.001 mF
50 W
50
RL
+−
TO
50 W
SCOPE A
TO
50 W
SCOPE B
RL+VDD
ID*(RDS(on) )50)
50
50
1.0 k
SCOPE
TEKTRONIX 567A
OR EQUIVALENT
Figure 1. Switching Times Test Circuit
VGS(on)
VGS(off)
10%
10%
90%
90%
td(off) tr
td(on)
tf
*For additional information on our Pb−Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
Device Package Shipping
ORDERING INFORMATION
2N5638RLRA TO−92
TO−92
CASE 29
STYLE 5
2000/Tape & Reel
Preferred devices are recommended choices for future use
and best overall value.
2N5639 TO−92 1000 Units/Box
2N5369RLRA TO−92 2000/Tape & Reel
MARKING
DIAGRAM
1 DRAIN
2 SOURCE
3
GATE
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2N5369RLRAG TO−92
(Pb−Free) 2000/Tape & Reel
2N5639G TO−92
(Pb−Free) 1000 Units/Box
2N5638RLRAG TO−92
(Pb−Free) 2000/Tape & Reel
For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specification
s
Brochure, BRD8011/D.
2N
563x
AYWW G
G
x = 8 or 9
A = Assembly Location
Y = Year
WW = Work Week
G= Pb−Free Package
(Note: Microdot may be in either location)
123
2N5638, 2N5639
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2
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic Symbol Min Max Unit
OFF CHARACTERISTICS
GateSource Breakdown Voltage
(IG = −1.0 mAdc, VDS = 0) V(BR)GSS 35 Vdc
Gate Reverse Current
(VGS = −15 Vdc, VDS = 0)
(VGS = −15 Vdc, VDS = 0, TA = 100°C)
IGSS 1.0
1.0 nAdc
mAdc
Drain−Cutoff Current
(VDS = 15 Vdc, VGS = −12 Vdc) 2N5638
(VDS = 15 Vdc, VGS = −12 Vdc, TA = 100°C) 2N5638
(VDS = 15 Vdc, VGS = −8.0 Vdc) 2N5639
(VDS = 15 Vdc, VGS = −8.0 Vdc, TA = 100°C) 2N5639
ID(off) 1.0
1.0
1.0
1.0
mAdc
ON CHARACTERISTICS
Zero−Gate−Voltage Drain Current (Note 1) 2N5638
(VDS = 20 Vdc, VGS = 0) 2N5639 IDSS 50
25
mAdc
Drain−Source “ON” Voltage
(ID = 12 mAdc, VGS = 0) 2N5638
(ID = 6.0 mAdc, VGS = 0) 2N5639
VDS(on)
0.5
0.5
Vdc
Static Drain−Source “ON” Resistance
(ID = 1.0 mAdc, VGS = 0) 2N5638
2N5639
RDS(on)
30
60
W
SMALL−SIGNAL CHARACTERISTICS
Static Drain−Source “ON” Resistance
(VGS = 0, ID = 0, f = 1.0 kHz) 2N5638
2N5639
RDS(on)
30
60
W
Input Capacitance
(VDS = 0, VGS = −12 Vdc, f = 1.0 MHz) Ciss 10 pF
Reverse Transfer Capacitance
(VDS = 0, VGS = −12 Vdc, f = 1.0 MHz) Crss 4.0 pF
SWITCHING CHARACTERISTICS (VDD = 10 Vdc, VGS(on) = 0, VGS(off) = −10 Vdc, RG’ = 50 W. See Figure 1 on page 1)
T urn−On Delay Time ID(on) = 12 mAdc, 2N5638
ID(on) = 6.0 mAdc, 2N5639 td(on)
4.0
6.0 ns
Rise Time ID(on) = 12 mAdc, 2N5638
ID(on) = 6.0 mAdc, 2N5639 tr
5.0
8.0 ns
Turn−Off Delay Time ID(on) = 12 mAdc, 2N5638
ID(on) = 6.0 mAdc, 2N5639 td(off)
5.0
10 ns
Fall Time ID(on) = 12 mAdc, 2N5638
ID(on) = 6.0 mAdc, 2N5639 tf
10
20 ns
1. Pulse Width 300 ms, Duty Cycle 3.0%.
2N5638, 2N5639
http://onsemi.com
3
PACKAGE DIMENSIONS
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. CONTOUR OF PACKAGE BEYOND DIMENSION R
IS UNCONTROLLED.
4. LEAD DIMENSION IS UNCONTROLLED IN P AND
BEYOND DIMENSION K MINIMUM.
R
A
P
J
L
B
K
G
H
SECTION X−X
C
V
D
N
N
XX
SEATING
PLANE DIM MIN MAX MIN MAX
MILLIMETERSINCHES
A0.175 0.205 4.45 5.20
B0.170 0.210 4.32 5.33
C0.125 0.165 3.18 4.19
D0.016 0.021 0.407 0.533
G0.045 0.055 1.15 1.39
H0.095 0.105 2.42 2.66
J0.015 0.020 0.39 0.50
K0.500 −−− 12.70 −−−
L0.250 −−− 6.35 −−−
N0.080 0.105 2.04 2.66
P−−− 0.100 −−− 2.54
R0.115 −−− 2.93 −−−
V0.135 −−− 3.43 −−−
1
TO−92 (TO−226)
CASE 29−11
ISSUE AL
STYLE 5:
PIN 1. DRAIN
2. SOURCE
3. GATE
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2N5638/D
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