MMSZ4x Series
SURFACE MOUNT
ZENER DIODE
FEATURES
REVERSE VOLTAGE – 1.8 to 43 Volts
POWER DISSIPATION – 0.5 Watts
SOD-123
SOD-123
Dim.
A
Min.
3.55
1.50
2.60
0.45
0.08
0.25
1.05
0.00
Max.
3.85
1.70
2.80
0.65
0.15
0.45
1.25
0.10
•
Planar die construction
•
500mW power dissipation rating
•
Ultra-small surface mount package
MECHANICAL DATA
•
Case: SOD-123 Plastic
•
Case Material: “Green” molding compound, UL
flammability classification 94V-0, (No Br. Sb. CI)
•
Moisture Sensitivity: Level 1 per J-STD-020D
•
Lead Free in RoHS 2002/95/EC Compliant
B
C
D
E
F
G
H
Dimensions in millimeter
Maximum Ratings & Thermal Characteristics
@ T
A
= 25℃ unless otherwise specified
Characteristic
Forward Voltage
Power Dissipation
Thermal Resistance, Junction to Ambient
Operating Temperature Range
Storage Temperature Range
@IF=10mA
Symbol
V
F
P
D
R
Θ
JA
T
J
T
STG
Value
Unit
V
mW
℃
/W
℃
℃
0.9
500
357
150
-65~+150
Device Marking :
Device P/N
MMSZ4678
Marking
XXX=Specific device code
(See below table)
Pin Diagram
Equivalent Circuit Diagram
Electrical Characteristics
@
T
A
= 25℃ unless otherwise specified
Symbol
V
Z
I
ZT
Z
ZT
I
ZK
Z
ZK
I
R
V
R
I
F
V
F
Parameter
Reverse Zener Voltage @ IZT
Reverse Current
Maximum Zener Impedance @ IZT
Reverse Current
Maximum Zener Impedance @ IZK
Reverse Leakage Current @ VR
Reverse Voltage
Forward Current
Forward Voltage @ IF
MMSZ4x Series
Typical Characteristics
Fig.1 Power Derating Curve
Fig.2 Typical Capacitance
Fig.3 Zener Voltage versus Zener Current(VZ Up to 12 V) Fig.4 Zener Voltage versus Zener Current(VZ Up to 43 V)
Fig.5 Typical Leakage Current
Legal Disclaimer Notice
MMSZ4x Series
Important Notice and Disclaimer
LSC reserves the right to make changes to this document and its products and specifications
at any time without notice. Customers should obtain and confirm the latest product
information and specifications before final design, purchase or use.
LSC makes no warranty, representation or guarantee regarding the suitability of its products
for any particular purpose, nor does LSC assume any liability for application assistance or
customer product design. LSC does not warrant or accept any liability with products which
are purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of
LSC.
LSC products are not authorized for use as critical components in life support devices or
systems without express written approval of LSC.
详细参数
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