PAGE . 1
STAD-JUL.29.2003
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
MINI-MELF/LL-34
Unit : inch (mm)
.020(0.5)
.063(1.6)
.055(1.4)DIA.
.020(0.5)
.012(0.3)
.012(0.3)
.130(3.3)
.146(3.7)
DATA SHEET
GLZ2.0~GLZ56
SURFACE MOUNT ZENER DIODES
VOLTAGE
2.0 to 56 Volts
POWER
500 mWatts
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FEATURES
Planar Die construction
500mW Power Dissipation
Ideally Suited for Automated Assembly Processes
MECHANICAL DATA
Case: Molded Glass MINI-MELF
Terminals: Solderable per MIL-STD-202, Method 208
Polarity: See Diagram Below
Approx. Weight: 0.008 grams
Mounting Position: Any
Packing information
T/R - 2.5K per 7" plastic Reel
PAGE . 4
STAD-JUL.29.2003
-1
0
1
2
3
4
5
6
7
8
12
11
10
9
8
7
6
5
4
3
2
-2
-3
100
10
1
1000
100
10
1
IZ = 1 mA
5 mA
20 mA
T
J
=25 C
O
I
Z(AC)=0.1
I
F=1 kHZ
Z(DC)
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
1000
100
10
1
75 C
O
5 C
O
25 C
O
150 C
O
100
1000
100
10
1
10
1
BIASAT
50% OF VZ NOM
0 V BIAS
1 V BIAS
T =25 C
A
o
100
10
1
10
100
0.6
0.5
0.4
0.3
0.2
0.1
0
125
100
75
50
25
0
T =25 C
A
O
150
175
200
Fig.1 TEMPERATURE COEFFICENTS
Fig.2 TEMPERATURE COEFFICENTS
Fig.4 TYPICAL FORWARD VOLTAGE
Fig.5 STEADY STATE POWER DERATING
Fig.6 TYPICAL CAPACITANCE
Fig.3 EFFECT OF ZENER VOLTAGE ON ZENER IMPEDANCE
NOMINAL ZENER VOLTAGE,VOLTS
NOMINAL ZENER VOLTAGE,VOLTS
FORWARD VOLTAGE, VOLTS
NORMAL ZENER VOLTAGE, VOLTS
NORMAL ZENER VOLTAGE, VOLTS
TEMPERATURE ( C)
O
TEMPERA
T
URE
COEFFICIENT
,(mA/
C)
O
TEMPERA
T
URE
COEFFICIENT
,(mA/
C
)
O
DYNAMIC
I
MPEDANCE,
W
POWER
D
ISSIP
A
TION,
W
atts
CAP
A
CIT
A
NCE,pF
FOR
W
A
RD
CURRENT
,mA
PAGE . 5
STAD-JUL.29.2003
90
1000
100
10
1
0.1
0.01
0.001
0.0001
0.00001
80
70
60
50
40
30
20
10
0
+150 C
O
+25 C
O
-55 C
O
12
100
10
1
0.1
0.01
10
8
6
4
2
0
T =25 C
A
o
100
10
1
0.1
0.01
10
30
50
70
90
T =25 C
A
o
Fig.9 TYPICAL LEAKAGE CURRENT
Fig.7 ZENER VOLTAGE VERSUS ZENER CURRENT
Fig.8 ZENER VOLTAGE VERSUS ZENER CURRENT
LEAKAGE
C
URRENT
,uA
ZENER
C
URRENT
,mA
ZENER
C
URRENT
,mA
NORMAL ZENER VOLTAGE, VOLTS
ZENER VOLTAGE, VOLTS
ZENER VOLTAGE, VOLTS
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