ZMM55C Series Zener diode Features 1. Small surface mounting type 2. High reliability Applications Voltage stabilization Absolute Maximum Ratings Tj=25 Parameter Test Conditions Type Symbol Value Unit PV 500 mW Z-current IZ PV/VZ mA Junction temperature Tj 175 Tstg -65~+175 RthJA300K/W Power dissipation Storage temperature range Maximum Thermal Resistance Tj=25 Parameter Junction ambient Test Conditions Symbol Value Unit on PC board 50mmx50mmx1.6mm RthJA 500 K/W Stresses exceeding maximum ratings may damage the device. Maximum ratings are stress ratings only. Functional operation above the recommended operating conditions is not implied. Extended exposure to stresses above the recommended operating conditions may affect device reliability. Electrical Characteristics Tj=25 Parameter Forward voltage Test Conditions Type IF=200mA Symbol VF Min Typ Max Unit 1.5 V Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 1/5 ZMM55C Series Type VZnom IZT for VZT and ZMM55C V mA V1) 2V0 2.0 5 1.9~2.1 2V2 2.2 5 2.09~2.31 2V4 2.4 5 2.28~2.56 2V7 2.7 5 2.5~2.9 3V0 3.0 5 2.8~3.2 3V3 3.3 5 3.1~3.5 3V6 3.6 5 3.4~3.8 3V9 3.9 5 3.7~4.1 4V3 4.3 5 4.0~4.6 4V7 4.7 5 4.4~5.0 5V1 5.1 5 4.8~5.4 5V6 5.6 5 5.2~6.0 6V2 6.2 5 5.8~6.6 6V8 6.8 5 6.4~7.2 7V5 7.5 5 7.0~7.9 8V2 8.2 5 7.7~8.7 9V1 9.1 5 8.5~9.6 10 10 5 9.4~10.6 11 11 5 10.4~11.6 12 12 5 11.4~12.7 13 13 5 12.4~14.1 15 15 5 13.8~15.6 16 16 5 15.3~17.1 18 18 5 16.8~19.1 20 20 5 18.8~21.2 22 22 5 20.8~23.3 24 24 5 22.8~25.6 27 27 5 25.1~28.9 30 30 5 28~32 33 33 5 31~35 36 36 5 34~38 39 39 2.5 37~41 43 43 2.5 40~46 47 47 2.5 44~50 51 51 2.5 48~54 56 56 2.5 52~60 62 62 2.5 58~66 68 68 2.5 64~72 75 75 2.5 70~79 82 82 2.5 77~87 91 91 1.0 85~96 100 100 1.0 94~106 1) Tighter tolerances available request: rzjT 100 100 <85 <85 <85 <85 <85 <85 <75 <60 <35 <25 <10 <8 <7 <7 <10 <15 <20 <20 <26 <30 <40 <50 <55 <55 <80 <80 <80 <80 <80 <90 <90 <110 <125 <135 <150 <200 <250 <300 <450 <450 rzjK at <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <550 <450 <200 <150 <50 <50 <50 <70 <70 <90 <110 <110 <170 <170 <220 <220 <220 <220 <220 <220 <220 <500 <600 <700 <700 <1000 <1000 <1000 <1500 <2000 <5000 <5000 IZK mA 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.1 0.1 IR and IR at A A2) <150 <300 <150 <300 <50 <100 <10 <50 <4 <40 <2 <40 <2 <40 <2 <40 <1 <20 <0.5 <10 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <2 <0.1 <5 <0.1 <5 <0.1 <5 <0.1 <10 <0.1 <10 <0.1 <10 <0.1 <10 <0.1 <10 <0.1 <10 <0.1 <10 <0.1 <10 VR V 1 1 1 1 1 1 1 1 1 1 1 1 2 3 5 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 TKVZ %/K -0.09~-0.06 -0.09~-0.06 -0.09~-0.06 -0.09~-0.06 -0.08~-0.05 -0.08~-0.05 -0.08~-0.05 -0.08~-0.05 -0.06~-0.03 -0.05~+0.02 -0.02~+0.02 -0.05~+0.05 0.03~0.06 0.03~0.07 0.03~0.07 0.03~0.08 0.03~0.09 0.03~0.1 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 ZMM55B... 2% of VZnom 2) at Tj=150 Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 2/5 ZMM55C Series Characteristics (Tj=25 unless otherwise specified) Figure 1. Total Power Dissipation vs. Ambient Figure 4. Typical Change of Working Voltage Vs. Temperature Junction Temperature Figure 2. Typical Change of Working Voltage under Figure 5. Temperature Coefficient of Vz vs. Z-Voltage Operating Conditions at Tamb=25 Figure 3. Diode Capacitance vs. Z-voltage Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 3/5 ZMM55C Series Figure 6. Forward Current vs. Forward Voltage Figure 8. Z-Current vs. Z-Voltage Figure 7. Z-Current vs. Z-Voltage Figure 9. Differential Z-Resistance Vz vs. Z-Voltage Figure 10. Thermal Response Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 4/5 ZMM55C Series Dimensions in mm 1.50.1 Cathode identification 0.3 3.50.2 Glass Case Mini Melf / SOD-80 JEDEC DO-213 AA Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 5/5