INTERFET 2N4857

Databook.fxp 1/14/99 11:30 AM Page B-15
B-15
01/99
2N4856, 2N4857, 2N4858, 2N4859, 2N4860, 2N4861
N-Channel Silicon Junction Field-Effect Transistor
Absolute maximum ratings at TA = 25¡C
¥ Choppers
¥ Commutators
¥ Analog Switches
2N4856, 2N4857, 2N4858
– 40 V
– 40 V
1.8 W
10 mW/°C
50 mA
Reverse Gate Source Voltage
Reverse Gate Drain Voltage
Continuous Device Dissipation
Power Derating
Continuous Forward Gate Current
2N4856
2N4859
At 25°C free air temperature:
Static Electrical Characteristics
Min
Gate Source Breakdown Voltage
2N4856, 2N4857, 2N4858
2N4859, 2N4860, 2N4861
V(BR)GSS
Gate Reverse Current
2N4856, 2N4857, 2N4858
IGSS
Gate Reverse Current
2N4859, 2N4860, 2N4861
IGSS
Gate Source Cutoff Voltage
VGS(OFF)
–4
Drain Saturation Current (Pulsed)
IDSS
50
Drain Cutoff Current
ID(OFF)
Drain Source ON Voltage
VDS(ON)
Max
2N4857
2N4860
Min
Max
2N4858
2N4861
Min
2N4859, 2N4860, 2N4861
– 30 V
– 30 V
1.8 W
10 mW/°C
50 mA
Process NJ132
Max
Unit
Test Conditions
– 40
– 40
– 40
V
IG = – 1 µA, VDS = ØV
– 30
– 30
– 30
V
IG = – 1 µA, VDS = ØV
– 250
– 250
– 250
pA
VGS = – 20V, VDS = ØV
– 500
– 500
– 500
nA
VGS = – 20V, VDS = ØV
– 250
– 250
– 250
pA
VGS = – 15V, VDS = ØV
– 500
– 500
– 500
nA
VGS = – 15V, VDS = ØV
– 10
–2
–6
– 0.8
–4
V
VDS = 15V, ID = 0.5 nA
20
100
8
80
mA
VDS = 15V, VGS = ØV
250
250
250
pA
VDS = 15V, VGS = – 10V
500
500
500
nA
VDS = 15V, VGS = – 10V
0.75
(20)
0.5
(10)
0.5
(5)
V
(mA)
TA = 150°C
TA = 150°C
TA = 150°C
VGS = ØV, ID = ( )
Dynamic Electrical Characteristics
Common Source ON Resistance
rds(on)
25
40
60
Ω
VGS = ØV, ID = Ø A
f = 1 kHz
Common Source Input Capacitance
Ciss
18
18
18
pF
VDS = ØV, VGS = – 10V
f = 1 MHz
Common Source Reverse
Transfer Capacitance
Crss
8
8
8
pF
VDS = ØV, VGS = – 10V
f = 1 MHz
td(on)
6
(20)
[–10]
6
(10)
[– 6]
10
(5)
[– 4]
ns
(mA)
[V]
tr
3
(20)
[–10]
4
(10)
[– 6]
10
(5)
[– 4]
ns
(mA)
[V]
td(off)
25
(20)
[–10]
50
(10)
[– 6]
100
(5)
[– 4]
ns
(mA)
[V]
Switching Characteristics
Turn ON Delay Time
Rise Time
Turn OFF Delay Time
TOÐ18 Package
Surface Mount
See Section G for Outline Dimensions
SMP4856, SMP4857, SMP4858,
SMP4859, SMP4860, SMP4861
Pin Configuration
VDD = 10V, VGS = ØV
ID(ON) = ( )
VGS(OFF) = [ ]
(2N4856, 2N4859) RL = 465Ω
(2N4857, 2N4860) RL = 953Ω
(2N4858, 2N4861) RL = 1910Ω
1 Source, 2 Drain, 3 Gate &Case
www.interfet.com
1000 N. Shiloh Road, Garland, TX 75042
(972) 487-1287 FAX (972) 276-3375