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Page <1> V1.025/02/13
Surface Mount
Zener Diode
Features:
• Planar Die Construction
• 350mW Power Dissipation
• General Purpose, Medium Current
• Ideally Suited For Automated Assembly Processes
Application:
350mW Surface mount zener diode
Maximum Rating @ Ta = 25°C unless otherwise specied
Characteristic Symbol Value Unit
Forward voltage @ IF = 10mA VF0.9 V
Power dissipation PD350 mW
Thermal resistance, junction to ambient air RθjA 357 °C/W
Operating and storage temperature range Tj, Tstg -65 to +150 °C
Note : Valid provided that device terminals are kept at ambient temperature.
Tested with pulses, TP ≤ 1ms.
Electrical Characteristics @ Ta = 25°C unless otherwise specied
Type Number Marking
Code
Zener Voltage Range Maximum Zener Impedance Maximum Reverse
Leakage Current
Vz@IZT IZT ZZT@IZT ZZK@IZK = 0.25mA IR@VR
Nom(V) Min(V) Max(V) (mA) (Ω) (μA) (V)
MMBZ5234B KE4 6.2 5.89 6.51 20 7 1,000 5 4
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Page <2> V1.025/02/13
Surface Mount
Zener Diode
Typical Characteristics @ Ta = 25°C unless otherwise specied
Package Outline
Plastic surface mounted package
SOT-23
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Page <3> V1.025/02/13
Surface Mount
Zener Diode
Important Notice : This data sheet and its contents (the “Information”) belong to the members of the Premier Farnell group of companies (the “Group”) or are licensed to it. No licence is granted
for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change
without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any
error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any
assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the
Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence.
Multicomp is the registered trademark of the Group. © Premier Farnell plc 2012.
Part Number Table
Description Part Number
350mW Surface Mount Zener Diode MMBZ5234B-7-F
Package Information
Device Package Shipping
MMBZ5234B-7-F SOT-23 3,000/Tape & Reel
Dimensions : Millimetres
Soldering Footprint
