1.5 Watt Silicon Zener Diode Central CMZ5945B TR13 PBFREE SMA Case Surface Mount for Voltage Control
Key Attributes
Model Number:
CMZ5945B TR13 PBFREE
Product Custom Attributes
Impedance(Zzt):
120Ω
Zener Voltage(Range):
64.6V~71.4V
Pd - Power Dissipation:
1.5W
Zener Voltage(Nom):
68V
Impedance(Zzk):
1.7kΩ
Mfr. Part #:
CMZ5945B TR13 PBFREE
Package:
SMA
Product Description
Central Semiconductor CMZ5913B thru CMZ5956B Series - 1.5 Watt Surface Mount Silicon Zener Diodes
Product Overview
The Central Semiconductor CMZ5913B series comprises 1.5 Watt surface mount silicon Zener diodes designed for high reliability in commercial, industrial, entertainment, computer, and automotive applications where space is a constraint. These diodes feature a super miniature SMA case, offering a 30% smaller footprint compared to the SMB case. They provide a robust solution for voltage regulation and transient voltage suppression (TVS) with a power rating of 200 Watts.
Product Attributes
- Brand: Central Semiconductor
- Material: Silicon
- Case Style: SMA
- Construction: "C" bend for strain relief
Technical Specifications
| Model | Zener Voltage (Vz @ Izt) | Test Current (Izt) | Max Zener Impedance (Zzt @ Izt) | Max Zener Impedance (Zzk @ IzK) | Max Reverse Current (Ir @ Vr) | Max Zener Current (Izm @ TL=75C) | Marking Code |
|---|---|---|---|---|---|---|---|
| CMZ5913B | 3.3V (Nominal) | 10 mA | 500 | 1.0 A | 1.0 mA | 454 mA | C5913B |
| CMZ5914B | 3.6V (Nominal) | 9.0 mA | 500 | 1.0 A | 1.0 mA | 416 mA | C5914B |
| CMZ5915B | 3.9V (Nominal) | 7.5 mA | 500 | 1.0 A | 1.0 mA | 384 mA | C5915B |
| CMZ5916B | 4.3V (Nominal) | 6.0 mA | 500 | 1.0 A | 1.0 mA | 348 mA | C5916B |
| CMZ5917B | 4.7V (Nominal) | 5.0 mA | 500 | 1.5 A | 1.0 mA | 319 mA | C5917B |
| CMZ5918B | 5.1V (Nominal) | 4.0 mA | 350 | 2.0 A | 1.0 mA | 294 mA | C5918B |
| CMZ5919B | 5.6V (Nominal) | 2.0 mA | 250 | 3.0 A | 1.0 mA | 267 mA | C5919B |
| CMZ5920B | 6.2V (Nominal) | 2.0 mA | 200 | 4.0 A | 1.0 mA | 241 mA | C5920B |
| CMZ5921B | 6.8V (Nominal) | 2.5 mA | 200 | 5.2 A | 1.0 mA | 221 mA | C5921B |
| CMZ5922B | 7.5V (Nominal) | 3.0 mA | 400 | 6.0 A | 0.5 mA | 200 mA | C5922B |
| CMZ5923B | 8.2V (Nominal) | 3.5 mA | 400 | 6.5 A | 0.5 mA | 183 mA | C5923B |
| CMZ5924B | 9.1V (Nominal) | 4.0 mA | 500 | 7.0 A | 0.5 mA | 165 mA | C5924B |
| CMZ5925B | 10V (Nominal) | 4.5 mA | 500 | 8.0 A | 0.5 mA | 150 mA | C5925B |
| CMZ5926B | 11V (Nominal) | 5.5 mA | 550 | 8.4 A | 1.0 mA | 136 mA | C5926B |
| CMZ5927B | 12V (Nominal) | 6.5 mA | 550 | 9.1 A | 1.0 mA | 125 mA | C5927B |
| CMZ5928B | 13V (Nominal) | 7.0 mA | 550 | 9.9 A | 1.0 mA | 115 mA | C5928B |
| CMZ5929B | 15V (Nominal) | 9.0 mA | 600 | 11.4 A | 1.0 mA | 100 mA | C5929B |
| CMZ5930B | 16V (Nominal) | 10 mA | 600 | 12.2 A | 1.0 mA | 94 mA | C5930B |
| CMZ5931B | 18V (Nominal) | 12 mA | 650 | 13.7 A | 1.0 mA | 83 mA | C5931B |
| CMZ5932B | 20V (Nominal) | 14 mA | 650 | 15.2 A | 1.0 mA | 75 mA | C5932B |
| CMZ5933B | 22V (Nominal) | 17.5 mA | 650 | 16.7 A | 1.0 mA | 68 mA | C5933B |
| CMZ5934B | 24V (Nominal) | 19 mA | 700 | 18.2 A | 1.0 mA | 63 mA | C5934B |
| CMZ5935B | 27V (Nominal) | 23 mA | 700 | 20.6 A | 1.0 mA | 56 mA | C5935B |
| CMZ5936B | 30V (Nominal) | 26 mA | 750 | 22.8 A | 1.0 mA | 50 mA | C5936B |
| CMZ5937B | 33V (Nominal) | 33 mA | 800 | 25.1 A | 1.0 mA | 45 mA | C5937B |
| CMZ5938B | 36V (Nominal) | 38 mA | 850 | 27.4 A | 1.0 mA | 42 mA | C5938B |
| CMZ5939B | 39V (Nominal) | 45 mA | 900 | 29.7 A | 1.0 mA | 38 mA | C5939B |
| CMZ5940B | 43V (Nominal) | 53 mA | 950 | 32.7 A | 1.0 mA | 35 mA | C5940B |
| CMZ5941B | 47V (Nominal) | 67 mA | 1000 | 35.8 A | 1.0 mA | 32 mA | C5941B |
| CMZ5942B | 51V (Nominal) | 70 mA | 1100 | 38.8 A | 1.0 mA | 29 mA | C5942B |
| CMZ5943B | 56V (Nominal) | 86 mA | 1300 | 42.6 A | 1.0 mA | 27 mA | C5943B |
| CMZ5944B | 62V (Nominal) | 100 mA | 1500 | 47.1 A | 1.0 mA | 24 mA | C5944B |
| CMZ5945B | 68V (Nominal) | 120 mA | 1700 | 51.7 A | 1.0 mA | 22 mA | C5945B |
| CMZ5946B | 75V (Nominal) | 140 mA | 2000 | 56.0 A | 1.0 mA | 20 mA | C5946B |
| CMZ5947B | 82V (Nominal) | 160 mA | 2500 | 62.2 A | 1.0 mA | 18 mA | C5947B |
| CMZ5948B | 91V (Nominal) | 200 mA | 3000 | 69.2 A | 1.0 mA | 16 mA | C5948B |
| CMZ5949B | 100V (Nominal) | 250 mA | 3100 | 76.0 A | 1.0 mA | 15 mA | C5949B |
| CMZ5950B | 110V (Nominal) | 300 mA | 4000 | 83.6 A | 1.0 mA | 13 mA | C5950B |
| CMZ5951B | 120V (Nominal) | 360 mA | 4500 | 91.2 A | 1.0 mA | 12 mA | C5951B |
| CMZ5952B | 130V (Nominal) | 450 mA | 5000 | 98.8 A | 1.0 mA | 11 mA | C5952B |
| CMZ5953B | 150V (Nominal) | 600 mA | 6000 | 114.0 A | 1.0 mA | 10 mA | C5953B |
| CMZ5954B | 160V (Nominal) | 700 mA | 6500 | 121.6 A | 1.0 mA | 9.0 mA | C5954B |
| CMZ5955B | 180V (Nominal) | 900 mA | 7000 | 136.8 A | 1.0 mA | 8.0 mA | C5955B |
| CMZ5956B | 200V (Nominal) | 1200 mA | 8000 | 152.0 A | 1.0 mA | 7.0 mA | C5956B |
| Forward Voltage (VF): 1.5V MAX @ IF=200mA (for all types) | |||||||
| Maximum Ratings: | |||||||
| Peak Forward Surge Current (tp=8.3ms) | 10 A (IFSM) | ||||||
| Power Dissipation (TL=75C) | 1.5 W (PD) | ||||||
| Power Dissipation (Note 1) | 0.5 W (PD) | ||||||
| Peak Power Dissipation (tp=10x1000s, TL<25C) | 200 W (PPK) | ||||||
| Peak Power Dissipation (tp=8x20s, TL<25C) | 1000 W (PPK) | ||||||
| Operating and Storage Junction Temperature | -65 to +150 C (TJ, Tstg) | ||||||
| Thermal Resistance (Junction to Lead) | 50 C/W (JL) | ||||||
| Thermal Resistance (Note 1) | 250 C/W (JA) | ||||||
Note 1: Mounted on 2 inch square FR-4 PCB with minimum recommended SMA copper pad area.
*Available on special order; minimum quantity may apply; consult factory.
2411272207_Central-CMZ5945B-TR13-PBFREE_C5240502.pdf
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