DL4731A thru DL4764A
ZENER DIODE
REVERSE VOLTAGE
- 4.3
to
100
Volts
FEATURES
●
High reliability
●
Very sharp reverse characteristic
●
Low reverse current level
●Vz-tolerance±5%
DL - 41
.110(2.8)
.102(2.6)
.020(0.5)
.012(0.3)
.020(0.5)
.012(0.3)
.216(5.5)
.201(5.1)
APPLICATIONS
●
Voltage stabilization
Dimensions in inches and (millimeters)
ABSOLUTE MAXIMUM RATINGS
T
J
=25℃
Parameter
Power dissipation
Test Conditions
Tamb≤50℃
Type
Symbol
Pv
Iz
Value
1
Unit
W
mA
Z-current
Junction temperature
Storage temperature range
Pv/Vz
200
Tj
T
stg
℃
℃
-55 ~ +175
MAXIMUM THERMAL RESISTANCE
T
J
=25℃
Parameter
Junction ambient
Test Conditions
I=9.5mm(3/8") T
L
=constant
Symbol
Rth
JA
Value
100
Unit
K/W
ELECTRICAL CHARACTERISTICS
T
J
=25℃
Parameter
Forward voltage
Test Conditions
I
F
=200mA
Type
Symbol
V
F
Min
Typ
Max
1.2
Unit
V
~ 410 ~
RATING AND CHARACTERISTIC CURVES
DL4731A thru DL4764A
I
Symbol
Vz
I
ZT
Z
ZT
I
ZK
Z
ZK
I
R
V
R
I
F
V
F
Parameter
Reverse Zener Voltage@ I
ZT
Reverse current
Maximum zener impedance @ I
ZT
Rever current
Maximum zener impedance @ Izk
Reverse leakage current @ V
R
Breakdown voltage
Forward current
Forward voltage @ I
F
V
Z
I
F
V
R
V
I
V
F
I
ZT
FIG. 1 - ZENER VOLTAGE REGULATOR
FIG.2 - TEMPERATURE COEFFICIENTS
(-55°C to +150°C temperature;90% of the units are in the ranges indicated.)
100
70
50
30
20
10
7
5
3
2
1
10
20
30
50
ZENER VOLTAGE (VOLTS)
70
100
RANGE
TEMPERATURE COEFFICIENT (mV /
°C)
+10
+8
+6
+4
+2
0
-2
-4
2
3
4
5
6
7
8
9
10
11
12
ZENER VOLTAGE (VOLTS)
RANG
Vz @
I
ZT
TEMPERATURE COEFFICIENT (Mv /
°C)
+12
Vz @ I
ZT
FIG.3 - EFFECT OF ZENER CURRENT ON ZENER IMPEDANCE
1000
500
DYNAMIC IMPEANCE (OHMS)
DYNAMIC IMPEANCE (OHMS)
200
100
50
20
10
5
2
1
0.1 0.2
0.5
1
2
5
10 20
ZENER CURRENT (mA)
50
100
FIG.4 - EFFECT OF ZENER CURRENT ON ZENER IMPEDANCE
1000
500
200
10
5
20mA
2
10
5
2
1
1
2
3
5 7 10
20 30
ZENER CURRENT (mA)
50 70 100
5mA
Iz-1mA
T
J
=25°C
Iz(ms)=0.1 Iz(dc)
f=60Hz
~ 411 ~
DL4731A thru DL4764A
1W ZENER DIODES/DO-35/DL-41(MELF)
Nominal
Zener
TYPE
V
Z
@ I
ZT
Voltage
Test
Current
I
ZT
mA
OPRERATING AND STORAGE TEMPERATURE -55℃ to +200℃
Maximum Zener
Impedance
Z
ZT
@ I
ZT
Ohms
Z
ZT
@ I
ZK
Ohms
mA
I
ZK
Maximum Reverse
Leakage Current
I
R
μA
@ V
R
Volts
Maximum
Surge
Current
I
R
mA
Maximum
Regulation
Current I
ZM
mA
Volts
DL4731A
DL4732A
DL4733A
DL4734A
DL4735A
DL4736A
DL4737A
DL4738A
DL4739A
DL4740A
DL4741A
DL4742A
DL4743A
DL4744A
DL4745A
DL4746A
DL4747A
DL4748A
DL4749A
DL4750A
DL4751A
DL4752A
DL4753A
DL4754A
DL4755A
DL4756A
DL4757A
DL4758A
DL4759A
DL4760A
DL4761A
DL4762A
DL4763A
DL4764A
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
63
68
75
82
91
100
58.0
53.0
49.0
45.0
41.0
37.0
34.0
31.0
28.0
25.0
23.0
21.0
19.0
17.0
15.5
14.0
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.7
3.3
3.0
2.8
2.5
9.0
8.0
7.0
5.0
2.0
3.5
4.0
4.5
5.0
7.0
8.0
9.0
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
110
125
150
175
200
250
350
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
750
750
750
750
750
1000
1000
1000
1000
1500
1500
1500
2000
2000
2000
2000
2000
2000
2000
1.00
1.00
1.00
1.00
1.00
1.00
0.50
0.50
0.50
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
0.25
0.25
10
10
10
10
10
10
10
10
10
10
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
1.0
1.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
7.6
8.4
9.1
9.9
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
47.1
51.7
56.0
62.2
69.2
76.0
1085
965
890
810
730
660
605
550
500
454
414
380
344
304
285
250
225
205
190
170
150
135
125
115
110
95
90
80
70
65
60
55
50
45
217
193
178
162
146
133
121
110
100
91
83
76
69
61
57
50
45
41
37
34
30
27
25
23
22
16
18
16
14
13
12
11
10
9.0
NOTE:1."DL" Indicates Melf Package.
2.Suffix "A" Indicates
±5%
Tolerance.
~ 412 ~
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