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SZ1270A fiches techniques PDF

Won-Top - 1.0W SURFACE MOUNT ZENER DIODE

Numéro de référence SZ1270A
Description 1.0W SURFACE MOUNT ZENER DIODE
Fabricant Won-Top 
Logo Won-Top 





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SZ1270A fiche technique
®
WON-TOP ELECTRONICS
Features
Glass Passivated Die Construction
1.0W Power Dissipation
3.3V – 330V Nominal Zener Voltage
5% Standard Vz Tolerance
Low Inductance
For Use in Voltage Regulator or Reference
Plastic Case Material has UL Flammability
Classification Rating 94V-0
A
C
Mechanical Data
Case: SMA/DO-214AC, Molded Plastic
Terminals: Solder Plated, Solderable
per MIL-STD-750, Method 2026
Polarity: Cathode Band
Marking: Device Code
Weight: 0.064 grams (approx.)
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 5
1SMA4728A – SZ1330A
1.0W SURFACE MOUNT ZENER DIODE
Pb
B
F
H
G
E
SMA/DO-214AC
Dim Min Max
A 2.29 2.92
B 4.00 4.60
C 1.27 1.90
D
0.152
0.305
E 4.80 5.30
F 2.00 2.44
G
0.051
0.203
H 0.76 1.52
All Dimensions in mm
D
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic
Power Dissipation at TL = 75°C (Note 1)
Forward Voltage @ IF = 200mA
Thermal Resistance, Junction to Ambient (Note 2)
Thermal Resistance, Junction to Lead (Note 2)
Operating and Storage Temperature Range
Symbol
PD
VF
R JA
R JL
TJ, TSTG
Value
1.0
1.2
125
30
-65 to +150
Note: 1. Mounted on FR-4 PCB with 8.0 x 8.0 x 2.0mm copper pads.
2. Mounted on 25.4 x 21.6 x 1.6mm ceramic substrate with minimum recommended pad layout.
Unit
W
V
°C/W
°C
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
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