ZMU100 - ZMU180
HIGH VOLTAGE PLANAR POWER ZENER DIODE
Features
·
·
·
·
1.0 Watt Dissipation Rating
Planar Die Construction
100V -180V Nominal Zener Voltages
Hermetic Glass Body for High Reliability
C
A
B
Mechanical Data
·
·
·
·
Case: Glass, MELF
Terminals: Solderable Per MIL-STD-202,
Method 208
Polarity: Cathode Band
Weight: 0.25 grams (approx.)
@ T
A
= 25°C unless otherwise specified
Symbol
—
P
d
R
qJA
T
j
, T
STG
Value
—
1.0
150
–55 to +175
Unit
—
W
K/W
°C
MELF
Dim
A
B
C
Min
4.8
2.4
Max
5.2
2.5
0.4 Nominal
All Dimensions in mm
Maximum Ratings
Zener Current (see Table)
Power Dissipation (Note 1)
Characteristics
Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
Electrical Characteristics
Type
Number
Zener
Voltage Range
(Note 2)
V
Z
@ I
ZT
Volts
ZMU100
ZMU120
ZMU150
ZM33U180
Notes:
88-110
107-134
130-165
160-200
@ T
A
= 25°C unless otherwise specified
Maximum
Dynamic
Impedance
Z
ZT
@ I
ZT
Ohms
300
330
360
380
Typ. Temperature
Coefficient of
Zener Voltage
@ I
ZT
%/°C
+.110
+.110
+.110
+.110
Test
Current
I
ZT
mA
5
5
5
5
Minimum
Reverse
Voltage
V
R
@ I
R
= 0.5 µA
Volts
75
90
112
134
Maximum
Zener Current
(Note 1)
I
ZM
mA
7
6
5
4
1. Valid provided that electrodes are kept at specified ambient temperature
2. Tested with pulses tp = 20 ms.
DS18008 Rev. D-3
1 of 2
ZMU100-ZMU180
10
ZMU100
T
A
= 25°C
1.0
P
d
, POWER DISSIPATION, (W)
I
ZT
, ZENER CURRENT (mA)
8
ZMU120
ZMU150
(See Note 1)
6
(See Note 2)
ZMU180
0.5
4
2
0
0
50
100
150
200
250
0
0
100
T
A
, AMBIENT TEMPERATURE (ºC)
Fig. 2 Power Derating Curve
200
V
Z
, ZENER VOLTAGE (V)
Fig. 1 Zener Breakdown Characteristics
DS18008 Rev. D-3
2 of 2
ZMU100-ZMU180
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