LITE-ON
SEMICONDUCTOR
LZ52C-W Series
ZENER VOLTAGE- 5.1 to 36 Volts
POWER DISSIPATION - 500 mWatts
SURFACE MOUNT ZENER DIODE
FEATURES
For surface mounted application
Silicon epitaxial planar diode
Ultra small surface mount package
Low leakage current
2% tolerance device of Vz
1206
A
B
5V1
C
MECHANICAL DATA
Case : 1206
Case Material: "Green" molding compound, UL
flammability classification 94V-0, (No Br. Sb. Cl)
Terminals: Lead Free Plating
Polarity : Color band denotes cathode
Weight : Approx.10mg
D
1206
Dim.
A
B
C
D
Min.
3.00
1.30
0.75
0.35
Max.
3.40
1.70
0.95
0.75
5V
1
All Dimensions in millimeter
Maximum Ratings and Thermal Characteristics
Characteristic
Total Power Dissipation
Thermal Resistance Junction to Ambiant Air
Operating and Storage Temperature Range
@ T
A
= 25
℃
unless otherwise specified
Symbol
P
TOT
Value
500
300
Units
mW
℃
/W
℃
R
θ
JA
T
J
, T
STG
-65 to +175
Electrical Characteristics
@ T
A
= 25
℃
unless otherwise specified
Parameters
Forward Voltage
Symbol
V
F
Test Condition
IF = 200 mA
Max.
1.5
Unit
V
REV. 2, Oct-2008, KSJS01
RATING AND CHARACTERISTIC CURVES
LZ52C-W Series
Fig.1 - POWER DISSIPATION DERATING CURVE
600
TOTAL POWER DISSIPATION (mW)
120
Fig.4 - ZENER CURRENT v.s ZENER VOLTAGE
500
ZENER CURRENT ( mA )
100
Ptot = 500mW
T
J
= 25
℃
400
80
300
60
200
40
100
20
0
0
25
50
75
100
125
150
175
200
AMBIENT TEMPERATURE , (
℃
)
0
0
5
10
15
20
25
30
35
40
45
ZENER BREAKDOWN VOLTAGE , ( V )
Fig.2-TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT (mA)
100
200
Fig.5-TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE (pF)
10
T
J
= 25
℃
150
f =1MHz
VR =2V
T
J
=25
℃
1
100
0.1
Pulse Width: 300us
50
0.01
0.0
0.2
0.4
0.6
0.8
1.0
INSTANTANEOUS FORWARD VOLTAGE , ( V )
0
0
5
10
15
20
25
30
ZENER BREAKDOWN VOLTAGE , (V)
Fig.3 - TYPICAL CHANGE OF WORKING UNDER OPERATING
1000
Recommended Mounting Pad Layout
T
J
= 25
℃
VOLTAGE CHANGE , ( mV )
0.635
Typ.
100
1.70
Typ.
10
I
Z
= 5mA
2.16
Typ.
1
0
5
10
15
20
25
30
All dimensions in millimeter
ZENER BREAKDOWN VOLTAGE , ( V )
RATING AND CHARACTERISTIC CURVES
LZ52C-W Series
Zener Voltage Range
(Note 1)
Type
Number
Marking
Code
Vz @ I
ZT
Min (V)
LZ52C2V0W
LZ52C2V2W
LZ52C2V4W
LZ52C2V7W
LZ52C3V0W
LZ52C3V3W
LZ52C3V6W
LZ52C3V9W
LZ52C4V3W
LZ52C4V7W
LZ52C5V1W
LZ52C5V6W
LZ52C6V2W
LZ52C6V8W
LZ52C7V5W
LZ52C8V2W
LZ52C9V1W
LZ52C10W
LZ52C11W
LZ52C12W
LZ52C13W
LZ52C15W
LZ52C16W
LZ52C18W
LZ52C20W
LZ52C22W
LZ52C24W
LZ52C27W
LZ52C30W
LZ52C33W
LZ52C36W
2V0
2V2
2V4
2V7
3V0
3V3
3V6
3V9
4V3
4V7
5V1
5V6
6V2
6V8
7V5
8V2
9V1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
1.96
2.16
2.35
2.65
2.94
3.24
3.53
3.82
4.21
4.61
5.00
5.48
6.08
6.66
7.35
8.04
8.92
9.80
10.78
11.76
12.74
14.70
15.68
17.64
19.60
21.56
23.52
26.46
29.40
32.34
35.28
Max (V)
2.04
2.24
2.45
2.75
3.06
3.37
3.67
3.98
4.39
4.79
5.20
5.72
6.32
6.94
7.65
8.36
9.28
10.20
11.22
12.24
13.26
15.30
16.32
18.36
20.40
22.44
24.48
27.54
30.60
33.66
36.72
Test
Current
I
ZT
mA
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Maximum Zener
Impedance
Z
ZT
@ I
ZT
Z
ZK
@
I
ZK
=1.0mA
Maximum Reverse
Current
I
R
uA
100
75
50
10
4
2
2
2
1
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
0.1
@V
R
v
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
5.0
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
Ω
85
85
85
85
85
85
85
85
80
70
50
30
10
8
7
7
10
15
20
20
26
30
40
50
55
55
80
80
80
80
80
Ω
600
600
600
600
600
600
600
600
600
600
520
450
200
150
50
50
50
70
70
90
110
110
170
170
220
220
220
220
220
220
220
NOTE1 : Tested with pulses, Tp < 100ms
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