500mW SURFACE MOUNT ZENER DIODE - Won-Top
Description
®
WON-TOP ELECTRONICS
Features
Planar Die Construction
500mW Power Dissipation 2.
4V – 43V Nominal Zener Voltage 5% Standard Vz Tolerance Designed for Surface Mount Application Plastic Material – UL Recognition Flammability
Classification 94V-0
C
Mechanical Data
Case: SOD-123, Molded Plastic Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.
01 grams (approx.
) Marking: Device Code Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 5
MMSZ4681 – MMSZ4717
500mW SURFACE MOUNT ZENER DIODE
Pb
A
B E
J
D
H
G
SOD-123 Dim Min Max
A 3.
6 3.
9 B 2.
5 2.
8 C 1.
4 1.
8 D 0.
5 0.
7 E — 0.
2 G 0.
4 — H 0.
95 1.
35 J — 0.
12 All Dimensions in mm
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic
Power Dissipation at TL = 75°C (Note 1) Forward Voltage @ IF = 10mA Thermal Resistance, Junction to Ambient (Note 1, 2) Thermal Resistance, Junction to Lead (Note 1, 2) Operating and Storage Temperature Range
Symbol
PD
VF R JA R JL TJ, TSTG
Note: 1.
Mounted on FR-4 PCB with minimum recommended pad layout.
2.
Thermal resistance measurement obtained via infrared scan method.
Value
500
0.
9 340 150 -65 to +150
Unit mW
V °C/W
°C
© Won-Top Electronics Co.
, Ltd.
Revision: September, 2012
www.
wontop.
com 1
MMSZ4681 – MMSZ4717
0.
5
PD, POWER DISSIPATION (W)
0.
4
Mounted on FR-4 PCB with 0.
3 Minimum Recommended
Pad Layout
0.
2
0.
1
0 0
100
75
25 50 75 100 125
TL, LEAD TEMPERATURE (°C) Fig.
1 Power Derating Curve
150
10 15 22
12 18
27
33 TJ = 25°C
36
IZ, ZENER CURRENT (µA)
®
100 TJ = 25°C
2V4
2V7
3V0 75 3V3
3V6
3V9
4V3
50
4V7 5V1
25
WON-TOP ELECTRONICS
5V6 6V8 8V2 6V2 7V5 9V1
Test Current IZ
0 0 1 2 3 4 5 6 7 8 9 10 VZ, ZENER VOLTAGE (V) Fig.
2 Zener Breakdown Characteristics
100 39 TJ = 25°C 43
75
Test Current IZ
Test Current IZ IZ, ZENER CURRENT (µA)
Test Current IZ
IZ, ZENER CURRENT (µA) Test Current IZ
50 50
25 25
0 0
1000
5 10 15 20 25 30 35 40 45 50
V...
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