THRU
500mW Silicon
Zener Diodes
Features
Maximum Ratings
Symbol Value Units
Max. Steady State Power
Dissipation at
TL<75OC, Lead Length=3/8”
PD 500 mW
Junction Temperature TJ 150 oC
Storage Temperature Range TSTG -55 to 150oC
Thermal Resistance( Junction
to Ambient) RthJA 340 K/W
Electrical Characteristics @ 25qC Unless Otherwise Specified
Symbol Maximum Unit
Max. Forward Voltage
@ IF=10mA VF 0.9 V
NOTE:
1) Some part number series have lower JEDEC registered
ratings.
Mechanical Data
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MMSZ4685
MMSZ4701
SOD123
DIMENSIONS
INCHES MMDIM
MIN MAX MIN MAX
NOTE
A .140 .152 3.55 3.85
B .100 .112 2.55 2.85
C .055 .071 1.40 1.80
D ----- .053 ----- 1.35
E .012 .031 0.30 .78
G .006 ----- 0.15 -----
H ----- .01 ----- .25
J ----- .006 ----- .15
A
B
E
C
J
D
H
G
0.036”
0.093
0.048”
SUGGESTED SOLDER
PAD LAYOUT
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xSmall package size for high density applications
xVZ– tolerance ± 5%
xHigh Reliability
xLead Free Finish/RoHS Compliant("P" Suffix
designates RoHS Compliant See ordering information)
xPolarity:Cathode indicated by polarity band
xCase Material:Molded Plastic,UL Flammability Classification
Rating 94V-0 and MSL Rating 1
Micro Commercial Components
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Revision: 2 2008/08/20
MMSZ4685 thru MMSZ4701
Electrical Characteristics (TL= 30OC Unless Otherwise Noted, VF=0.95V Max @ IF=10mA for all types)
Zener Voltage
Leakage Current
Vz(Volts) @IZT IR @VR
Device Min Nom Max u A u A Volts
Device
Marking
MMSZ4685 3.42 3.6 3.78 50 7.5 2.0 CM
MMSZ4686 3.70 3.9 4.10 50 5.0 2.0 CN
MMSZ4689 4.85 5.1 5.36 50 10 3.0 CU
MMSZ4692 6.46 6.8 7.14 50 10 5.1 CX
MMSZ4693 7.13 7.5 7.88 50 10 5.7 CY
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MMSZ4701 13.30 14 50 0.05 10.6 DK
14.7
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TYPICAL CHARACTERISTICS
VZ, TEMPERATURE COEFFICIENT (mV/ C)°θ
VZ, NOMINAL ZENER VOLTAGE (V)
−3
−2
−1
0
1
2
3
4
5
6
7
8
1211
10
98765432
Figure 1. Temperature Coefficients
(Temperature Range −55°C to +150°C)
TYPICAL TC VALUES
VZ @ IZT
VZ, TEMPERATURE COEFFICIENT (mV/ C)°θ
100
10
110 100
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 2. Temperature Coefficients
(Temperature Range −55°C to +150°C)
VZ @ IZT
1.2
1.0
0.8
0.6
0.4
0.2
01501251007550250
T, TEMPERATURE (5C)
Figure 3. Steady State Power Derating
PD versus TA
PD versus TL
Ppk, PEAK SURGE POWER (WATTS)
0.1
PW, PULSE WIDTH (ms)
Figure 4. Maximum Nonrepetitive Surge Power
1 10 100 1000
1000
100
10
1
RECTANGULAR
WAVEFORM, TA = 25°C
100
VZ, NOMINAL ZENER VOLTAGE
Figure 5. Effect of Zener Voltage on
Zener Impedance
101
ZZT, DYNAMIC IMPEDANCE ( )Ω
1000
100
10
1
TJ = 25°C
IZ(AC) = 0.1 IZ(DC)
f = 1 kHz
IZ = 1 mA
5 mA
20 mA
VF, FORWARD VOLTAGE (V)
Figure 6. Typical Forward Voltage
1.21.11.00.90.80.70.60.5
0.4
IF, FORWARD CURRENT (mA)
1000
100
10
1
75 V
91 V
150°C75°C 25°C 0°C
TYPICAL TC VALUES
PD, POWER DISSIPATION (WATTS)
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MMSZ4685 thru MMSZ4701
TYPICAL CHARACTERISTICS
C, CAPACITANCE (pF)
100
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 7. Typical Capacitance
1000
100
10
1101
BIAS AT
50% OF VZ NOM
TA = 25°C
0 V BIAS
1 V BIAS
12
VZ, ZENER VOLTAGE (V)
100
10
1
0.1
0.01 1086420
TA = 25°C
IZ, ZENER CURRENT (mA)
VZ, ZENER VOLTAGE (V)
100
10
1
0.1
0.0110 30 50 70 90
TA = 25°C
IR, LEAKAGE CURRENT ( A)µ
90
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 8. Typical Leakage Current
1000
100
10
1
0.1
0.01
0.001
0.0001
0.00001 80706050403020100
+150°C
+25 °C
−55 °C
IZ, ZENER CURRENT (mA)
Figure 9. Zener Voltage versus Zener Current
(V
Z
Up to 12 V) Figure 10. Zener Voltage versus Zener Current
(12 V to 91 V)
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Micro Commercial Components
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products are represented on our website, harmless against all damages.
***APPLICATIONS DISCLAIMER***
***IMPORTANT NOTICE***
Aerospace or Military Applications.
Products offer by Micro Commercial Components Corp .are not intended for use in Medical,
Micro Commercial Components Corp .reserves the right to make changes without further notice to any
product herein to make corrections, modifications , enhancements , improvements , or other changes .
Micro Commercial Components Corp .does not assume any liability arising out of the application or
use of any product described herein; neither does it convey any license under its patent rights ,nor
the rights of others . The user of products in such applications shall assume all risks of such use
and will agree to hold Micro Commercial Components Corp .and all the companies whose
Ordering Information
Device Packing
(Part Number)-TP Tape&Reel;3Kpcs/Reel
Revision: 2 2008/08/20
3