1N4748A Fairchild Semiconductor, 1N4748A Datasheet - Page 2

• Manufacturer Part Number: 1N4748A
• Description: DIODE ZENER 22V 1W DO-41
• Manufacturer: Fairchild Semiconductor

Specifications of 1N4748A

• Voltage - Zener (nom) (vz): 22V
• Current - Reverse Leakage @ Vr: 5µA @ 1V
• Tolerance: ±5%
• Power - Max: 1W
• Impedance (max) (zzt): 23 Ohm
• Mounting Type: Through Hole
• Package / Case: DO-204AL, DO-41, Axial
• Operating Temperature: -65°C ~ 200°C
• Zener Voltage: 22 V
• Voltage Tolerance: 5 %
• Zener Current: 11.5 mA
• Power Dissipation: 1 W
• Maximum Reverse Leakage Current: 5 uA
• Maximum Zener Impedance: 23 Ohms
• Maximum Operating Temperature: + 200 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 65 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Forward (vf) (max) @ If: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

1N4728A - 1N4758A Rev. H3
© 2009 Fairchild Semiconductor Corporation
Notes:
1. Zener Voltage (V
2. 2 Square wave Reverse Surge at 8.3 msec soak time.
Top Mark Information
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
1N4758A
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
1N4758A
Device
The zener voltage is measured with the device junction in the thermal equilibrium at the lead temperature (T
Device
Z
Min.
12.35
14.25
25.65
31.35
37.05
40.85
44.65
48.45
)
15.2
17.1
20.9
22.8
28.5
34.2
53.2
V
19
Z
(V) @ I
Typ.
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
Line 1
Z
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
LOGO
(Note 1)
Max.
13.65
15.75
28.35
34.65
40.95
45.15
49.35
53.55
16.8
18.9
23.1
25.2
31.5
37.8
58.8
21
Test Current
I
Z
15.5
12.5
11.5
10.5
(mA)
9.5
8.5
7.5
6.5
5.5
4.5
19
17
14
7
6
5
Line 2
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
47
Z
Max. Zener Impedance
Z
()
110
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
@ I
2
Z
I
Z
ZK
Line 3
1000
1000
1000
1000
1500
1500
1500
2000
ZK
700
700
700
750
750
750
750
750
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
()
@
L
) at 30C ± 1C and 3/8” lead length.
(mA)
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
I
ZK
(A)
Line 4
I
Leakage
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Current
R
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
V
(V)
9.9
R
Non-Repetitive
I
Peak Reverse
ZSM
Current
Line 5
www.fairchildsemi.com
(mA)
344
304
285
250
225
205
190
170
150
135
125
115
110
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
XY
95
90
80
(Note 2)