1SMA4728A-1SMA4764A
1000mW
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
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
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 pad
Fig. 1
P
D
, 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
T
L,
LEAD TEMPERATURE (°C)
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