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1SMA4757 Schematic ( PDF Datasheet ) - Taiwan Semiconductor

Teilenummer 1SMA4757
Beschreibung (1SMA4737 - 1SMA200Z) 1.0 Watt Surface Mount Silicon Zener Diodes
Hersteller Taiwan Semiconductor
Logo Taiwan Semiconductor Logo 




Gesamt 6 Seiten
1SMA4757 Datasheet, Funktion
CREAT BY ART
1SMA4737 - 1SMA200Z
1.0 Watt Surface Mount Silicon Zener Diodes
SMA/DO-214AC
Features
— For surface mounted applications in order to
optimize board space
— Low profile package
— Built-in strain relief
— Glass passivated junction
— Low inductance
— Typical IR less than 1uA above 11V
— High temperature soldering guaranteed:
260/ 10 seconds at terminals
— Meet MSL level 1, per J-STD-020D,
lead free maximum peak of 260
— Plastic package has Underwriters
Laboratory Flammability Classification 94V-0
— Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
— Case: Molded plastic over passivated junction
— Terminals: Pure tin plated lead free,
solderable per MIL-STD-750, Method 2025
— Polarity: Color Band denotes positive end (cathode)
— Standard packaging: 12mm tape (EIA-481)
— Weight: 0.064 gram
Ordering Information (example)
Part No. Package
Packing
Packing
code
Packing code
(Green)
1SMA4737 SMA
1.8K / 7" REEL
R3
R3G
Maximum Ratings and Electrical Characteristics
Rating at 25 ambient temperature unless otherwise specified.
Type Number
Symbol
Power Dissipation, RTHJA<30K/W, TA=60
Power Dissipation, RTHJA<100K/W, TA=25
Non Repetitive Peak Power Dissipation(Note 1)
Non Repetitive Peak Forward Surge Current, 8.3ms
Single Half Sine-wave Superimposed on Rated Load
(JEDEC method)
PD
PD
PZSM
IFSM
Operating and Storage Temperature Range
TJ, TSTG
Value
3
1.25
60
10
-55 to +150
Note 1: Non Repetitive Peak surge PD Test Condition: tp=100uS sq. pulse, TA=25prior to surge
Unit
Watts
Watts
Watts
Amps
Version:I13
Free Datasheet http://www.datasheet4u.com/






1SMA4757 Datasheet, Funktion
Suggested PAD Layout
Package Outline Dimensions
Symbol
A
B
C
D
E
Unit(mm)
1.78
1.51
3.92
2.41
4.43
DIM.
A
B
C
D
E
F
G
H
Unit(mm)
Min Max
1.27 1.58
2.29 2.83
4.06 4.60
1.99 2.50
0.90 1.41
0.15 0.31
0.10 0.20
4.95 5.33
Unit(inch)
Min
0.050
Max
0.062
0.090 0.111
0.160 0.181
0.078 0.098
0.035
0.006
0.056
0.012
0.004 0.008
0.195 0.210
Marking Diagram
P/N =
G=
YW =
Specific Device Code
Green Compound
Date Code
Free Datasheet http://www.datasheet4u.com/

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