MMSZ5221SPT CHENMKO [Chenmko Enterprise Co. Ltd.], MMSZ5221SPT Datasheet

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MMSZ5221SPT

Manufacturer Part Number
MMSZ5221SPT
Description
SILICON PLANAR POWER ZENER DIODES
Manufacturer
CHENMKO [Chenmko Enterprise Co. Ltd.]
Datasheet
MAXIMUM RATINGES ( At T
ELECTRICAL CHARACTERISTICS ( At T
NOTES :
Zener Current ( see Table "Characteristics" )
Max. Steady State Power Dissipation @T
Max. Operating Temperature Range
Storage Temperature Range
Thermal Resistance Junction to Ambient
Max. Instantaneous Forward Voltage at I
CIRCUIT
FEATURE
* Small surface mounting type. (SC-79/SOD-523)
* High temperature soldering type.
* ESD rating of class 3(>16 kV) per human body model.
* Silicon planar zener diodes.
* Silcon-oxide passivated junction.
* Low temperature coefficient voltage
* 500 mW Rating on FR-4 or FR-5 Board
MECHANICAL
* SC-79/SOD-523 Packaging.
* Cathode indicated by polarity band.
* Mounting position: Any.
1. The JEDEC type numbers listd have a standaerd tolerance on the normal zener voltage of +10%, Suffix B=+5%.Suffix S=+2%
2. The zener impedance is derived from 1KHz AC voltage, which results when an AC current having an RMS value equal to 10%
3. Valid provided that electrodes at distance of 10mm from case are kept ambient temperature.
4. Measured under thermal equilibrium and DC test conditions.
5. The rating listd in the electrical characteristics table is maximum peak, non-repetitive, reverse surge current of 1/2 square wave
of DC zener current (I
on the breakdown curve to eliminate unstable units.
or equivalent sine wave pulse of 1/120 second duration superimposed on the test current, I
CHENMKO ENTERPRISE CO.,LTD
CHARACTERISTICS
SILICON PLANAR POWER ZENER DIODES
A
RATINGS
= 25
VOLTAGE RANGE 2.4V TO 91V
ZT
o
C unless otherwise noted )
or I
ZK
F=
A
A
) is superimposed on I
=25
(2)
(1)
SURFACE MOUNT ZENER
10mA
= 25
o
C
o
C unless otherwise noted )
ZT
or I
ZK
. Zener impedance is measured at two points to insure a sharp knee
SYMBOL
SYMBOL
R
T
P
T
V
STG
-
D
J
F
JA
MIN.
Dimensions in millimeters
-
-
0.25~0.35
ZT
0.5~0.77
, per JEDEC registration.
-65 to +150
-65 to +150
VALUE
TYP.
225
-
-
-
(1)
1.1~1.3
1.5~1.7
Cathode
(2)
MMSZ5221SPT
MMSZ5270SPT
0.07~0.17
0.75~0.85
MAX.
THRU
556
SC-79/SOD-523
0.9
SC-79/SOD-523
UNITS
UNITS
2003-01
o
Volts
mW
C/W
o
o
-
C
C

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MMSZ5221SPT Summary of contents

Page 1

... SYMBOL VALUE - -65 to +150 J T -65 to +150 STG SYMBOL MIN. TYP Zener impedance is measured at two points to insure a sharp knee per JEDEC registration. ZT MMSZ5221SPT THRU MMSZ5270SPT SC-79/SOD-523 Cathode (1) (2) 0.75~0.85 1.1~1.3 0.07~0.17 1.5~1.7 SC-79/SOD-523 UNITS - - 225 MAX. UNITS o - 556 ...

Page 2

... ELECTRICAL CHARACTERISTICS ( MMSZ5221SPT THRU MMSZ5270SPT ) Zener voltage V ( TYPE Min Nom Max Volts Volts Volts 2.352 2.4 2.448 MMSZ5221SPT 2.450 2.5 2.550 MMSZ5222SPT 2.646 2.7 2.754 MMSZ5223SPT 2.774 2.8 2.856 MMSZ5224SPT 2.940 3.0 3.060 MMSZ5225SPT 3.234 3.3 3.366 MMSZ5226SPT 3.528 3.6 3.762 MMSZ5227SPT 3.822 3.9 3.987 MMSZ5228SPT 4.214 4 ...

Page 3

... ELECTRICAL CHARACTERISTICS ( MMSZ5221SPT THRU MMSZ5270SPT ) Zener voltage V ( TYPE Min Nom Max Volts Volts Volts 35.28 36 36.72 MMSZ5258SPT 38.22 39 39.78 MMSZ5259SPT 42.14 43 43.86 MMSZ5260SPT 46.06 47 47.94 MMSZ5261SPT 49.98 51 52.02 MMSZ5262SPT 54.88 56 57.12 MMSZ5263SPT 58.80 60 61.20 MMSZ5264SPT 60.76 62 63.24 MMSZ5265SPT 66.64 68 69.36 MMSZ5266SPT 73.50 75 76.50 MMSZ5267SPT 80.36 82 83.64 MMSZ5268SPT 85.26 87 88.74 MMSZ5269SPT 89.18 91 92.82 MMSZ5270SPT Test Maximum Zener impedance reverse leakage current temperature current ...

Page 4

... RATING CHARACTERISTIC CURVES ( MMSZ5221SPT THRU MMSZ5270SPT) FIG TEMPERATURE COEFFICIENTS) o (TEMPERATURE RANGE TYPICAL TC VALUES 6 FOR MMSZ5221SPT SERIES NOMINAL ZENER VOLTAGE ( FIG EFFECT OF ZENER VOLTAGE ON ZENER IMPEDANCE 1000 =0.1I Z(AC) f=1KH I = 1mA ...

Page 5

... RATING CHARACTERISTIC CURVES ( MMSZ5221SPT THRU MMSZ5270SPT ) FIG TYPICAL CAPACITANCE 1000 0 V BIAS 1 V BIAS 100 BIAS AT 50 NOM NOMINAL ZENER VOLTAGE ( FIG ZENER VOLTAGE VERSUS ZENER CURRENT ( 12V) Z 100 10 1 0.1 0. ZENER VOLTAGE ( 1000 ...

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