MIL-PRF-19500/430C
* TABLE I. Group A inspection - Continued.
Inspection 1/
Symbol
Limits
Unit
Method
Conditions
Min
Max
|yfs|
Subgroup 4
1.5
6.0
mmho
VDS = 15 V dc;
3455
Small-signal common-
VGS = 0;
source short-circuit
100 kHz ≤ f ≤ 1 MHz
forward transfer
admittance
µmho
VDS = 15 V dc;
|yos|
Small signal common-source
3453
25
VGS = 0;
short-circuit, output
100 kHz ≤ f ≤ 1 MHz
admittance
VGS = 0 V dc;
Ciss
Small signal common-source
3431
6
pF
VDS = 15;
short-circuit, input
100 kHz ≤ f ≤ 1 MHz
capacitance
VGS = 0 V dc;
Crss
Small signal common-source
3433
2
pF
VDS = 15;
short-circuit, reverse
100 kHz ≤ f ≤ 1 MHz
transfer capacitance
VDS = 15 V dc;
NF
Spot noise figure
ID = 200 µA dc;
(2N5545, 2N5546 only)
f = 10 Hz;
RG = 1 MΩ;
Noise bandwidth
= 5 Hz (see 4.4.10)
3.5
dB
2N5545
2N5546
5.0
dB
VDS = 15 V dc;
Vn
Equivalent input noise
ID = 200 µA dc;
voltage
Noise bandwidth
= 5 Hz (see 4.4.10)
2N5545
180
nV Hz
2N5546
200
nV Hz
Subgroups 5 and 6
Not applicable
Subgroup 7
TA = -65°C
Low temperature operation:
VDS = 15 V dc;
3455
Magnitude of small-signal
|yfsl|
VGS = 0;
10.0
mmho
common-source short-
f = 1 kHz
circuit forward transfer
admittance
1/
2/
For resubmission of failed subgroup A1, double the sample size of the failed test or sequence of tests.
3/
Separate samples may be used.
10
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