2N4856 Datasheet, PDF (2/3 Pages) Motorola, Inc – JFET SWITCHING N-CHANNEL-DEPLETION

2N4856, 2N4857, 2N4858, 2N4859, 2N4860, 2N24861 JAN SERIES
ELECTRICAL CHARACTERISTICS (T_C = 25⁰C unless otherwise noted) (con’t)
Parameters / Test Conditions
Symbol Min.
Drain Current
V_GS = 0, V_DS = 15 Vdc
2N4856, 2N4859
2N4857, 2N4860
2N4858, 2N4861
I_DSS
50
20
8.0
Static Drain - Source “On” State Resistance
V_GS = 0, I_D = 1.0 mAdc
2N4856, 2N4859
2N4857, 2N4860
2N4858, 2N4861
r_ds(on)
Drain-Source “On” State Voltage
V_GS = 0, I_D = 20 mAdc
V_GS = 0, I_D = 10 mAdc
V_GS = 0, I_D = 5.0 mAdc
2N4856, 2N4859
2N4857, 2N4860
2N4858, 2N4861
Small-Signal, Common-Source Reverse Transfer Capacitance
V_GS = -10 Vdc, V_DS = 0, f = 1.0 MHz
C₁ = 0.1µF, L1 = L₂ ≥ 500 µH
Small-Signal, Common-Source Short-Circuit Input Capacitance
V_DS(on)
C_rss
V_GS = -10 Vdc, V_DS = 0, f = 1.0 MHz
C_iss
C₁ = 0.1µF, C₂ = 20.1 m
FL1 = L₂ ≥ 500 µH
Turn-On Delay Time
2N4856, 2N4859
Rise Time
2N4857, 2N4860
t_don
2N4858, 2N4861
See Figure 3
2N4856, 2N4859
2N4857, 2N4860
of MIL-PRF-
t_r
2N4858, 2N4861
19500/385
Turn-Off Delay Time
2N4856, 2N4859
2N4857, 2N4860
t_doff
2N4858, 2N4861
Max.
175
100
80
25
40
60
0.75
0.50
0.50
8.0
18
6
6
10
3
4
10
25
50
100
Units
mA
Ω
Vdc
pF
pF
ηs
ηs
ηs
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / [phone] / Fax: [phone]
120101
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