KNOX 1N5143

GENERAL PURPOSE ABRUPT VARACTOR DIODES
1N5139 - 1N5148
1N5139A - 1N5148A
PART
NUMBER
1N5139
♦ 1N5139A
1N5140
♦ 1N5140A
1N5141
♦ 1N5141A
1N5142
♦ 1N5142A
1N5143
♦ 1N5143A
1N5144
♦ 1N5144A
1N5145
♦ 1N5145A
1N5146
♦ 1N5146A
1N5147
♦ 1N5147A
1N5148
♦ 1N5148A
CAPACITANCE @ 4 Vdc
pF
MIN
NOM
MAX
6.12
6.8
7.48
6.46
6.8
7.14
9.0
10.0
11.0
9.5
10.0
10.5
10.8
12.0
13.2
11.4
12.0
12.6
13.5
15.0
16.5
14.3
15.0
15.7
16.2
18.0
19.8
17.1
18.0
18.9
19.8
22.0
24.2
20.9
22.0
23.1
24.3
27.0
29.7
25.7
27.0
28.3
29.7
33.0
36.3
31.4
33.0
34.6
36.1
39.0
42.9
37.1
39.0
40.9
42.3
47.0
51.7
44.7
47.0
49.3
Package Style
DC Power Dissipation (Pd)
Forward Current (If)
Min Reverse Breakdown Voltage (Bvr)
Max Reverse Current (IR)
Max Reverse Current (IR2)
Temp Coefficient of Capacitance
Operating Temperature Range (Topr)
Storage Temperature Range (Tstg)
Voltage Tolerance:
CAPACITANCE RATIO
C•4V / C•60V
MIN
2.7
2.7
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
@ Ir = 10 µAdc
@ Vr = 55 Vdc
@ Vr = 55 Vdc; Ta = 150°C
@ Vr=4 Vdc; Ta -40 to +85°C
Standard Device
Suffix A
MIN QUALITY FACTOR
Q @ 4 Vdc
f = 50 MHz
350
350
300
300
300
300
250
250
250
250
200
200
200
200
200
200
200
200
200
200
DO-7
400 mW
250 mA
65 Vdc
20 nAdc
20 µAdc
.03%/°C
-65 to + 175°C
-65 to + 200°C
±10%
± 5%
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