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SMAJ4728A Datasheet, PDF (1/2 Pages) Micro Commercial Components – 1 Watt Zener Diode 3.3 to 75 Volts | |||
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SMAJ4728A thru SMAJ4751A
Transient Voltage Suppressor
Breakdown Voltage 3.3 to 30 Volts
CASE: SMA (DO214AC)
Features
ï¬ Extensive Voltages selection from 3.3 to 30V
ï¬ Silicon 2.0 Watt Zener Diodes
ï¬ Ideal for high-density and low-profile mounting
ï¬ Regulates voltage over a broad operating current and
temperature range
ï¬ Flexible axial-lead mounting terminals
å°æ æ Dimensions in inches and (millimeters)
ï¬ High specified maximum current(IZM) when
adequately heat sinking
Aï¬ pplication
ï¬ Use in sensitive electronics protection against voltage
transients induced by inductive load switching and
lighting on ICS, MOSFE, signal lines of sensor units
for consumer, computer, industrial, automotive and
telecommunication
Mï¬ echanical Data
ï¬ Case: Void-free transfer molded thermosetting epoxy
body meeting UL94V-O
ï¬ Terminals: Tin-Lead or ROHS Compliant annealed
matte-Tin plating readily solderable per MIL-STD-750,
Method 2026
ï¬ Marking: Body marked with part number
ï¬ Polarity: Cathode indicated by band
ï¬ Weight: 0.3gï¼Approximatelyï¼
æ Maximum Ratings and Electrical Characteristics @ 25OC unless otherwise specified
Symbol
Conditions
Value
Unit
PM(AV) Steady state maximum power dissipation
2.0
W
Izsm
Peak surge current
SEE TABLE1
A
VF
RθJL
TJ, TSTG
Maximum instantaneous forward voltage at 200mA
Thermal resistance junction to lead
Operating and Storage Temperature
1.2
25
-65 to +150
V
â/W
â
Document Number: SMAJ4728A thru SMAJ4751A
Feb.29, 2012
1
www.smsemi.com
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