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Page <1> V1.025/02/13
Surface Mount
Zener Diode
Features:
• Planar Die Construction
• 500mW Power Dissipation On Ceramic PCB
• General Purpose, Medium Current
• Ideally Suited for Automated Assembly Processes
Applications:
• Zener diode
• Ultra-small surface mount package
Maximum Rating @ Ta = 25°C unless otherwise specied
Characteristic Symbol Value Unit
Forward voltage @ IF=10mA VF0.9 V
Power dissipation Pd500 mW
Thermal resistance, junction to ambient air RθjA 305 °C/W
Junction temperature Tj150 °C
Storage temperature range Tstg -65 to +150 °C
Note Device mounted on ceramic PCB; 7.6mm × 9.4mm × 0.87mm with pad areas 25mm2
Short duration test pulse used to minimize self-heating effect.
Whenprovided,otherwise,partsareprovidedwithdatecodeonly,andtypenumberidenticationsappearsonreelonly.
f = 1kHz
Electrical Characteristics @ Ta = 25°C unless otherwise specied
Type
Number
Marking
Code
Zener Voltage Range Maximum Zener
Impedance
Maximum
Reverse
Current
Typical
Temperature
Coefcient@
IZTC mV/°C
Test
Current
IZTC
Vz@IZT IZT ZZT@IZT ZZK@IZK IZk IR@VR
Nom(V) Min(V) Max(V) mA ΩmA μA V Min Max mA
BZT52C4V7 W7 4.7 4.4 5 5 80 500 1 3 2 -3.5 0 5