1SMA4728A Datasheet, PDF (1/2 Pages) EIC discrete Semiconductors – SURFACE MOUNT ZENER DIODES

ZENER DIODES
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%.
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
1SMA4728A-1SMA4764A
1000mW
MAXIMUM RATINGS
Rating at 25 °C ambient temperature unless otherwise specified
Rating
DC Power Dissipation at T_L = 75 °C (Note1)
Maximum Forward Voltage at I_F = 200 mA
Junction Temperature Range
Storage Temperature Range
Symbol
P_D
V_F
T_J
T_S
Note :
(1) P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pad
Value
1.0
1.2
- 55 to + 150
- 55 to + 150
Fig. 1 MAXIMUM CONTINUOUS POWER DERATING
1.25
1.00
0.75
0.50
0.25
P.C.B. Mounted on
0.31x0.31x0.08" (8x8x2mm)
copper areas pads
0
0
25 50 75 100 125 150 175
TL, LEAD TEMPERATURE (°C)
Unit
W
V
°C
°C
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