MMSZ5249B vs MMSZ5247B

Product Attributes

Part Number MMSZ5249B MMSZ5247B
Manufacturer Fairchild Semiconductor Fairchild Semiconductor
Category Diodes - Zener - Single Diodes - Zener - Single
MMSZ5249B MMSZ5247B
Product Status Active Active
Voltage - Zener (Nom) (Vz) 19 V 17 V
Tolerance ±5% ±5%
Power - Max 500 mW 500 mW
Impedance (Max) (Zzt) 23 Ohms 19 Ohms
Current - Reverse Leakage @ Vr 100 nA @ 14 V 100 nA @ 13 V
Voltage - Forward (Vf) (Max) @ If 900 mV @ 10 mA 900 mV @ 10 mA
Operating Temperature -55°C ~ 150°C 150°C (TJ)
Mounting Type Surface Mount Surface Mount
Package / Case SOD-123 SOD-123
Supplier Device Package SOD-123 SOD-123