Surface Mount Zener Diodes
1SMA4728A-1SMA4764A
VZ : 3.3 - 100Volts PD : 1 Watt
FEATURES :
* Complete voltage range 3.3 to 100 volts * High peak rev...
Description
1SMA4728A-1SMA4764A
VZ : 3.3 - 100Volts PD : 1 Watt
FEATURES :
* Complete voltage range 3.3 to 100 volts * High peak reverse power dissipation * High reliability * Low leakage current * Standard zener voltage tolerance is ± 5%. * Pb / RoHS Free
SURFACE MOUNT ZENER DIODES
SMA (DO-214AC)
5.0 ± 0.15
4.5 ± 0.15
1.1 ± 0.3
1.2 ± 0.2 2.6 ± 0.15 2.1 ± 0.2
0.2 ± 0.07
MECHANICAL DATA
* Case : SMA (DO-214AC) Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Lead formed for Surface mount * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.064 gram
2.0 ± 0.2
Dimensions in millimeter
MAXIMUM RATINGS
Rating at 25 °C ambient temperature unless otherwise specified
Rating
DC Power Dissipation at TL = 75 °C (Note1) Maximum Forward Voltage at IF = 200 mA Junction Temperature Range Storage Temperature Range
Symbol
PD VF TJ Ts
Value
1.0 1.2 - 55 to + 150 - 55 to + 150
Unit
W V °C °C
Note : (1) P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pads.
Fig. 1 PD, MAXIMUM DISSIPATION (WATTS) 1.25 1.00 0.75 0.50 0.25 0 0
MAXIMUM CONTINUOUS POWER DERATING
P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pads
25
50
75
100
125
150
175
TL, LEAD TEMPERATURE (°C)
Page 1 of 2
Rev. 02 : April 1, 2005
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ELECTRICAL CHARACTERISTICS
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