Data Sheet
Description
½ Watt
ZENER DIODES (2.4V to 62V)
Mechanical Dimensions
LL5221 . . . LL5265
DO-213AA
(Mini-MELF)
Features
n
5 & 10% VOLTAGE
TOLERANCES AVAILABLE
n
WIDE VOLTAGE RANGE
n
MEETS UL SPECIFICATION 94V-0
LL5221 . . . LL5265
............................................. 500 ...............................................
.............................................
4
...............................................
Units
mW
mW /
°C
°C
Maximum Ratings
DC Power Dissipation with T
L
= > = 75
°C
...P
D
Lead Length = .375 Inches
Derate Above 50
°C
Operating & Storage Temperature Range...T
J
, T
STRG
Steady State Power Derating
Steady State
Power (W)
......................................... -65 to 100 ..........................................
Temperature Coefficients vs. Voltage
Temperature
Coefficient (mV/
o
C)
Junction
Capacitance (pF)
Typical Junction Capacitance
1 V Bias
0 V Bias
50% Vz Bias
Lead Temperature (°C)
°
Zener Voltage (V)
Zener Current vs. Zener Voltage
Zener Voltage (V)
Zener Current (mA)
Zener Voltage (V)
Page 10-46
Data Sheet
NOTES:
1. For 10% Tolerance on Zener Voltage, Specify Suffix A. For 5% Tolerance,
Specify Suffix B. (Example: LL5230B = 4.7V +/- 5%)
2. T
A
= 25
°C
unless otherwise specified. Measurements made at Thermal Equilibrium.
Lead Length = .375". Thermal Resistance of Heat Sink = 30
°C
/ W, V
F
= 1.1V Max. @ I
F
= 200mA
Electrical Characteristics @ 25
O
C.
Part #
LL5221A
LL5222A
LL5223A
LL5224A
LL5225A
LL5226A
LL5227A
LL5228A
LL5229A
LL5230A
LL5231A
LL5232A
LL5233A
LL5234A
LL5235A
LL5236A
LL5237A
LL5238A
LL5239A
LL5240A
LL5241A
LL5242A
LL5243A
LL5244A
LL5245A
LL5246A
LL5247A
LL5248A
LL5249A
LL5250A
LL5251A
LL5252A
LL5253A
LL5254A
LL5255A
LL5256A
LL5257A
LL5258A
LL5259A
LL5260A
LL5261A
LL5262A
LL5263A
LL5264A
LL5265A
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
Nominal
Zener
Voltage
2.4
2.5
2.7
2.8
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.0
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
17
18
19
20
22
24
25
27
28
30
33
36
39
43
47
51
56
60
62
Test
Current
I
ZT
(mA)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
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
2.1
2.0
Z
ZT
@ I
ZT
(Ω)
30
30
30
30
29
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
70
80
93
105
125
150
170
185
Max. Zener Impedance
Z
ZK
@ I
ZK
=
0.25mA
(Ω)
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
900
1000
1100
1300
1400
1400
Max. Reverse
Leakage Current @
V
R
Max.
Zener Voltage
I
R
(µA)
100
100
75
75
50
25
15
10
5
5
5
5
5
5
5
3
3
3
3
3
2
1
.5
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
.1
V
R
(V)
1
1
1
1
1
1
1
1
1
2
2
3
3.5
4
5
6
6.5
6.5
7
8
8.4
9.1
9.9
10
11
12
13
14
15
16
17
18
19
21
21
23
25
27
30
33
36
39
43
46
47
Temp. Coeff. of V
Z
(% /
o
C)
-0.085
-0.085
-0.08
-0.08
-0.075
-0.07
-0.065
-0.06
+/- 0.055
+/- 0.03
+/- 0.03
+ 0.038
+ 0.038
+ 0.045
+ 0.050
+ 0.058
+ 0.062
+ 0.065
+ 0.068
+ 0.075
+ 0.076
+ 0.077
+ 0.079
+ 0.082
+ 0.082
+ 0.083
+ 0.084
+ 0.085
+ 0.086
+ 0.086
+ 0.087
+ 0.088
+ 0.089
+ 0.090
+ 0.091
+ 0.091
+ 0.092
+ 0.093
+ 0.094
+ 0.095
+ 0.095
+ 0.096
+ 0.096
+ 0.097
+ 0.097
Page 10-47
LL5221 . . . LL5265
½ Watt
ZENER DIODES (2.4V to 62V)
