Document
ZMM55 SERIES
Zener Diodes
Features ●Ptot 500mW ●Vz 2.4V-75V
RoHS
COMPLIANT
■Limiting Values (Absolute Maximum Rating)
Item
Power dissipation Zener current
Maximum junction temperature Storage temperature range
Symbol
Ptot IZ Tj Tstg
Unit
mW mA ℃ ℃
Conditions
L=4mm,TL=25℃ Ptot /VZ
Max
500 See Table
175 -65 to +175
■Electrical Characteristics(Ta=25℃ Unless otherwise specified)
Item
Symbol
Unit
Conditions
Thermal resistance Forward voltage
RθJA VF
℃/W V
junction to ambient air, on PC board 50mm×50mm×1.6mm
IF=200mA
Max
300 1.5
S-S308 Rev. 2.0, 08-Jan-15
1/8 Yangzhou Yangjie Electronic Technology Co., Ltd.
www.21yangjie.com
ZMM55 SERIES
■Electrical Characteristics (TA=25℃ unless otherwise noted)
Zener voltage
Dynamic
Temperature
range
resistance
Test curren Coefficient
Part Number
VZ at IZT
RZJT at IZT
RZJK at IZK
IZT
TKVZ
V Ω mA %/K
Test current
IZK
mA
Min. Max.
Min. Max.
Reverse leakage current
IR IR1) at VR
μA V
ZMM55.