1N5248B Fairchild Semiconductor, 1N5248B Datasheet - Page 2

• Manufacturer Part Number: 1N5248B
• Description: DIODE ZENER 18V 500MW DO-35
• Manufacturer: Fairchild Semiconductor

Specifications of 1N5248B

• Voltage - Zener (nom) (vz): 18V
• Voltage - Forward (vf) (max) @ If: 1.2V @ 200mA
• Current - Reverse Leakage @ Vr: 100nA @ 14V
• Tolerance: ±5%
• Power - Max: 500mW
• Impedance (max) (zzt): 21 Ohm
• Mounting Type: Through Hole
• Package / Case: DO-204AH, DO-35, Axial
• Operating Temperature: -65°C ~ 200°C
• Zener Voltage: 18 V
• Voltage Tolerance: 5 %
• Voltage Temperature Coefficient: 0.085 % / C
• Zener Current: 7 mA
• Power Dissipation: 500 mW
• Maximum Reverse Leakage Current: 0.1 uA
• Maximum Zener Impedance: 21 Ohms
• Maximum Operating Temperature: + 200 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 65 C
• Configuration: Single
• Package Type: DO-35
• Zener Voltage (typ): 18V
• Zener Test Current: 7mA
• Knee Impedance: 21Ohm
• Operating Temperature Classification: Military
• Rev Curr: 100nA
• Mounting: Through Hole
• Pin Count: 2
• Operating Temp Range: -65C to 200C
• Zener Voltage Vz Typ: 18V
• Power Dissipation Pd: 500mW
• Diode Case Style: DO-35
• No. Of Pins: 2
• Breakdown Voltage: 18V
• Diode Type: Zener
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1N5221B - 1N5263B Rev. H2
© 2010 Fairchild Semiconductor Corporation
Notes:
1. Zener Voltage (V
The zener voltage is measured with the device junction in the thermal equilibrium at the lead temperature (T
at 30°C ± 1°C and 3/8” lead length
Top Mark Information
V
1N5241B
1N5242B
1N5243B
1N5244B
1N5245B
1N5246B
1N5247B
1N5248B
1N5247B
1N5250B
1N5251B
1N5252B
1N5253B
1N5254B
1N5255B
1N5256B
1N5257B
1N5258B
1N5259B
1N5260B
1N5261B
1N5262B
1N5263B
F
Device
Forward Voltage = 1.2V Max. @ I
1N5221B
1N5222B
1N5223B
1N5224B
1N5225B
1N5226B
1N5227B
1N5228B
1N5229B
1N5230B
1N5231B
1N5232B
1N5233B
1N5234B
1N5235B
1N5236B
1N5237B
1N5238B
1N5239B
1N5240B
Device
10.45
12.35
14.25
16.15
18.05
23.75
25.65
31.35
37.05
40.85
44.65
48.45
Min.
11.4
13.3
15.2
17.1
20.9
22.8
26.6
28.5
34.2
53.2
19
V
Z
Z
)
(V) @ I
Typ.
11
12
13
14
15
16
17
18
19
20
22
24
25
27
28
30
33
36
39
43
47
51
56
Z
(Note 1)
13.65
15.75
17.85
19.95
26.25
28.35
34.65
40.95
45.15
49.35
53.55
11.55
Max.
12.6
14.7
16.8
18.9
23.1
25.2
29.4
31.5
37.8
58.8
21
F
= 200mA
Line 1
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
Z
Z
105
125
150
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
70
80
93
(Ω) @ I
Z
(mA)
9.5
9.0
8.5
7.8
7.4
7.0
6.6
6.2
5.6
5.2
5.0
4.6
4.5
4.2
3.8
3.4
3.2
3.0
2.7
2.5
2.2
20
20
2
Z
ZK
1000
1300
1100
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
900
Line 2
(Ω) @ I
22
22
22
22
22
22
22
22
22
23
23
23
23
23
23
23
23
23
23
24
ZK
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
(mA)
I
R
2.0
1.0
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
(μA) @ V
Line 3
8.4
9.1
9.9
R
10
12
13
14
14
15
17
18
19
21
21
23
25
27
30
33
36
39
43
11
1B
2B
3B
4B
5B
6B
7B
8B
9B
0B
1B
2B
3B
4B
5B
6B
7B
8B
9B
0B
(V)
www.fairchildsemi.com
L
)
(%/°C)
0.076
0.077
0.079
0.080
0.082
0.083
0.084
0.085
0.085
0.086
0.087
0.088
0.088
0.089
0.090
0.092
0.093
0.094
0.095
0.095
0.096
0.096
0.09
T
C