Document
MMSZ4681MMSZ4717
SURFACE MOUNT ZENER DIODE
VOLTAGE RANGE 2.4 to 43 Volts POWER RATING 500 mWatts
FEATURES
* Wide Zener Reverse Voltage Range : 2.4V to 43V * 500mW Rating on FR-4 or FR-5 Board * Small Package Size for High Density Applications * Ldeally Suited for Automated Assembly Processes * ESD Rating of Class 3 (>16kV) per Human Body Model
MECHANICAL DATA
* Case: Molded plastic * Epoxy: UL 94V-O rate flame retardant * Lead: MIL-STD-202E method 208C guaranteed * Mounting position: Any * Weight: 0.01 gram
.026(.65) .018(.45)
SOD-123
.110(2.80) .102(2.60)
.152(3.85) .140(3.55)
.067(1.70) .059(1.50)
.006(.15) .003(.08)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 oC ambient temperature unless otherwise specified.
MAXIMUM RATINGES ( @ TA = 25oC unless otherwise noted ) RATINGS
Max. Power Dissipation on FR-5 Board,@TL=75oC (Note 1) Derated above 75OC
Max. Operating Temperature Range
Storage Temperature Range
SYMBOL PD
TJ TSTG
ELECTRICAL CHARACTERISTICS ( @ TA = 25oC unless otherwise noted )
CHARACTERISTICS
SYMBOL
Thermal Resistance Junction to Ambient (Note 2)
RqJA
Thermal Resistance Junction to Lead (Note 2)
RqJL
Max. Instantaneous Forward Voltage at IF= 10mA
VF
Note 1. FR-5 = 3.5 X 1.5 inches, using the minimum recommended footprint. 2. Thermal Resistance measurement obtained via infrared Scan Method.
REF .020(0.50)
.049(1.25) .041(1.05)
.004(0.10) .000(0.00)
Dimensions in inches and (millimeters)
VALUE
500 6.7
150
-55 to +150
UNITS mW
mW/oC oC oC
MIN. -
TYP. -
MAX. 340 150 0.95
UNITS oC/W oC/W Volts VC 2007-11
ELECTRICAL CHARACTERISTICS (@TA=25OC unless otherwise specified)
Device
MMSZ4681 MMSZ4682
Device Marking
CF CH
Min 2.28 2.565
Zener Voltage (Note 1)
VZ (Volts)
Nom
Max
2.4 2.52
2.7 2.835
@ IZT uA 50 50
Leakage Current IR @ VR
uA Volts 21
11
MMSZ4683
CJ
2.85 3.0 3.15 50
0.8
1
MMSZ4684 MMSZ4685 MMSZ4686
CK 3.13 3.3 3.47 50 7.5 1.5
CM
3.42 3.6 3.78 50
7.5
2
CN 3.70 3.9 4.10 50 5
2
MMSZ4687
CP 4.09 4.3 4.52 50 4
2
MMSZ4688
CT
4.47 4.7 4.94 50
10
3
MMSZ4689 MMSZ4690
CU
4.85 5.1 5.36 50
10
3
CV
5.32 5.6 5.88 50
10
4
MMSZ4691
CA
5.89 6.2 6.51 50
10
5
MMSZ4692
CX 6.46 6.8 7.14 50 10 5.1
MMSZ4693
CY 7.13 7.5 7.88 50 10 5.7
MMSZ4694 MMSZ4695
CZ 7.79 8.2 8.61 50 1 6.2 DC 8.27 8.7 9.14 50 1 6.6
MMSZ4696 MMSZ4697
DD 8.65 9.1 9.56 50 1 6.9 DE 9.50 10 10.50 50 1 7.6
MMSZ4698
DF 10.45 11 11.55 50 0.05 8.4
MMSZ4699
DH 11.40 12 12.60 50 0.05 9.1
MMSZ4700
DJ 12.35 13 13.65 50 0.05 9.8
MMSZ4701 MMSZ4702
DK
13.30 14 14.70 50
0.05 10.6
DM
14.25 15 15.75 50
0.05 11.4
MMSZ4703 MMSZ4704
DN
15.20 16 16.80 50
0.05 12.1
DP
16.15 17 17.85 50
0.05 12.9
MMSZ4705
DT
17.10 18 18.90 50
0.05 13.6
MMSZ4706
DU
18.05 19 19.95 50
0.05 14.4
MMSZ4707 MMSZ4708
DV
19.00 20 21.00 50
0.01 15.2
DA
20.90 22 23.10 50
0.01 16.7
MMSZ4709
DX
22.80 24 25.20 50
0.01 18.2
MMSZ4710 MMSZ4711 MMSZ4712 MMSZ4713
DY
23.75 25 26.25 50
0.01 19.0
EA
25.65 27 28.35 50
0.01 20.4
EC
26.60 28 29.40 50
0.01 21.2
ED
28.50 30 31.50 50
0.01 22.8
MMSZ4714 MMSZ4715
EE
31.35 33 34.65 50
0.01 25.0
EF
34.20 36 37.80 50
0.01 27.3
MMSZ4716
EH
37.05 39 40.95 50
0.01 29.6
MMSZ4717
EJ
40.85 43 45.15 50
0.01 32.6
Notes 1. Nominal Zener voltage is measured with the device junction in thermal equilibrium at TL = 30OC +1OC. 2. "Fully RoHS Compliant","100% Sn Plating (Pb-free)".
qVZ,TEMPERATURE COEFFICIENT (mV / OC)
RATING AND CHARACTERISTICS CURVES ( MMSZ4681-MMSZ4717 )
8 TYPICAL TC VALUES
6
4 VZ @ IZT
2
0
-2 -3
2 3 4 5 6 7 8 9 10 11 12
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 1 Temperature Coefficients (Temperature Range -55OC to +150OC) 1.2
1.0
0.8 PD versus TL
0.6 PD versus TA
0.4
0.2
0 0 25 50 75 100 125 150
T, TEMPERATURE (OC)
Figure 3 Steady State Power Derating 1000
IZ = 1mA 100
5mA
20mA 10
PPK, PEAK SURGE POWER (W)
qVZ,TEMPERATURE COEFFICIENT (mV / OC)
100 TYPICAL TC VALUES
10
VZ @ IZT
1 10
1000
100
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 2 Temperature Coefficients (Temperature Range -55OC to +150OC)
RECTANGULAR WAVEFORM, TA = 25OC
100
10
1 0.1 1 10 100 1000
PW, PULSE WIDTH (mS)
Figure 4 Maximum Nonrepetitive Surge Power
TJ = 25OC IZ(AC) =0.1 IZ(DC) f = 1kHz
PD, POWER DISSIPATION (W)
ZZT, DYNAMIC IMPEDANCE (W)
1 1 10 100
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 5 Effect of Zener Voltage on Zener Impedance
RATING AND CHARACTERISTICS CURVES ( MMSZ4681-MMSZ4717 )
C, CAPACITANCE (pF)
1000
0 V BIAS 1 V BIAS 100
BIAS AT 50% OF VZ NOM 10
TA =25OC
1 1 10 100
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 7 Typical Capacitance 100
TA =25OC
10
1
0.1
0.01 0 2 4 6 8 10 12
VZ, ZENER VOLTAGE (V)
Figure 9 Zener Voltage vs. Zener Current (VZ Up to 12V)
IZ, ZENER CURRENT (mA)
IR, LEAKAGE CURRENT (uA)
1000 100 10
1
0.1 0.01
0.001 0.0001 0.00001
0
+ 150OC
+ 25OC - 55OC
10 20 30 40 50 60 70 80
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 8 Typical Leakage Current
90
100 TA =25OC
10
1
0.1
0.01 10 30 50 70 90
VZ, ZENER VOLTAGE (V)
F.