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UMMSZ52XXA PDF Datasheet - SURFACE MOUNT SILICON ZENER DIODE - UTC

Part Number UMMSZ52XXA
Description SURFACE MOUNT SILICON ZENER DIODE
Manufacturers UTC 
Logo UTC Logo 
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UMMSZ52XXA datasheet, circuit
UNISONIC TECHNOLOGIES CO., LTD
UMMSZ52XXA
Preliminary
SURFACE MOUNT SILICON
ZENER DIODE
DIODE
DESCRIPTION
The UTC UMMSZ52XXA is a surface mount silicon zener diode, it
uses UTC’s advanced technology to provide customers with low
reverse leakage current, etc.
The UTC UMMSZ52XXA is suitable for automated assembly
processes.
1
2
SOD-123
FEATURES
* Low reverse leakage current
SYMBOL
12
AK
ORDERING INFORMATION
Ordering Number
UMMSZ52XXAG-CA2-R
Note: Pin Assignment: A: Anode K: Cathode
Package
SOD-123
Pin Assignment
12
AK
Packing
Tape Reel
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
SOD-123
5.1: 5.1V
6.2: 6 . 2 V
18: 18V
20: 20V
MARKING
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
1 of 3
QW-R601-094.b

1 page

UMMSZ52XXA pdf, schematic
UMMSZ52XXA
Preliminary
DIODE
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Zener Current
Peak Forward Surge Current, 8.3ms Single Half
Sine-Wave Superimposed on Rated Load (Note 2)
IZM
IFSM
115 mA
4.0 A
Power Dissipation at 75°C (Note 1)
Operating Junction Temperature
PD 500 mW
TJ
-50~+150
°C
Note: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
2. Mounted on 5.0mm2 (.013mm thick) land areas.
3. Measured on 8.3ms, single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute
maximum.
ELECTRICAL CHARACTERISTICS
For UMMSZ5231A
PARAMETER
Nominal Zener Volage
Zener Impedance
Reverse Leakage Current
For UMMSZ5234A
PARAMETER
Nominal Zener Volage
Zener Impedance
Reverse Leakage Current
For UMMSZ5248A
PARAMETER
Nominal Zener Volage
Zener Impedance
Reverse Leakage Current
For UMMSZ5250A
PARAMETER
Nominal Zener Volage
Zener Impedance
Reverse Leakage Current
SYMBOL
VZ
ZZT
ZZK
IR
TEST CONDITIONS
IZT=20mA
IZT=20mA
IZK=0.25mA
VR=2V
MIN TYP MAX UNIT
5.0 5.1 5.2 V
17
1600
5 µA
SYMBOL
VZ
ZZT
ZZK
IR
TEST CONDITIONS
IZT=20mA
IZT=20mA
IZK=0.25mA
VR=4V
MIN TYP MAX UNIT
6.08 6.2 6.32 V
7
1000
5 µA
SYMBOL
VZ
ZZT
ZZK
IR
TEST CONDITIONS
IZT=7mA
IZT=7mA
IZK=0.25mA
VR=14V
MIN TYP MAX UNIT
17.64 18 18.36 V
21
600
0.1 µA
SYMBOL
VZ
ZZT
ZZK
IR
TEST CONDITIONS
IZT=6.2mA
IZT=6.2mA
IZK=0.25mA
VR=15V
MIN TYP MAX UNIT
19.6 20 20.4 V
25
600
0.1 µA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 3
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