SZ553Z Datasheet, PDF (1/3 Pages) Shenzhen Luguang Electronic Technology Co., Ltd – 3W Silicon Zener Diodes

SZ55 Series
3W Silicon Zener Diodes
SMA/DO-214AC
Features
Complete Voltage Range 3.9 to 200 Volts
High peak reverse power dissipation
High reliability
Low leakage current
Mechanical Data
Case : SMA (DO-241AC) Molded plastic
Epoxy : UL94V-O rate flame retardant
Polarity : Color band denotes cathode end
Mounting position : Any
Weight : 0.064 gram
Maximum Ratings and Electrical Characteristics
Rating at 25^oC ambient temperature unless otherwise specified.
Dimensions in inches and (millimeters)
Rating
Symbol
DC Power Dissipation at TL = 75 °C (Note1)
PD
Maximum Forward Voltage at IF = 200 mA
VF
Maximum Thermal Resistance Junction to Ambient Air (Note2) RθJA
Junction Temperature Range
TJ
Storage Temperature Range
Ts
Value
3.0
1.5
60
- 55 to + 175
- 55 to + 175
Unit
Watts
Volts
K/W
°C
°C
Note : (1) TL = Lead temperature at 3/8 " (9.5mm) from body
(2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case.
Fig. 1 Power Temperature Derating Curve
5
L = LEAD LENGTH
4
L = 1/8"
TO HEAT SINK
3
L = 3/8"
2
L = 1"
1
0
0
40
80
120
160
200
TL, LEAD TEMPERATURE (°C)
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