DATA SHEET
SEMICONDUCTOR
LLZ52xxB Series
500 mW LL-34 Hermetically
Sealed Glass Zener Voltage
Regulators
SURFACE MOUNT
LL34
Absolute Maximum Ratings TA = 25°C unless otherwise noted
DEVICE MARKING DIAGRAM
Parameter
Value
Units
Power Dissipation
500
-65 to +200
+200
mW
°C
Storage Temperature Range
Operating Junction Temperature
°C
Cathode Band Color
Brown
Tolerance
10%
5%
These ratings are limiting values above which the serviceability of the diode may be impaired.
Blue
Orange
2%
Yellow
1%
Specification Features:
Zener Voltage Range 2.4 to 56 Volts
LL-34 (Mini-MELF) Package
Surface Device Type Mounting
Anode
Cathode
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads are readily solderable
1st band indicates negative polarity
ELECTRICAL SYMBOL
Electrical Characteristics
TA = 25°C unless otherwise noted
Z
ZT @ IZT
(Ω)
Max
Z
ZK @ IZK = 0.25mA
IR @ VR
(µA)
Max
VZ @ IZT
(Volts)
Nominal
IZT
(mA)
VR
(Volts)
Device Type
(Ω)
Max
LLZ5221B
LLZ5222B
LLZ5223B
LLZ5224B
LLZ5225B
LLZ5226B
LLZ5227B
LLZ5228B
LLZ5229B
LLZ5230B
LLZ5231B
LLZ5232B
LLZ5233B
LLZ5234B
LLZ5235B
LLZ5236B
LLZ5237B
LLZ5238B
LLZ5239B
LLZ5240B
LLZ5241B
LLZ5242B
LLZ5243B
2.4
2.5
2.7
2.8
3
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6
6.2
6.8
7.5
8.2
8.7
9.1
10
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
30
30
30
30
29
28
24
23
22
19
17
11
7
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
100
100
75
75
50
25
15
10
5
5
5
5
5
5
3
3
3
3
3
3
2
1
1
1
1
1
1
1
1
1
2
2
3
3.5
4
5
6
6.5
6.5
7
7
5
6
8
8
10
17
22
30
13
8
11
12
13
8.4
9.1
9.9
1
0.5
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1
REV.02 20120305
YEASHIN [ Yea Shin Technology Co., Ltd ]
