Silicon Planar Power Zener Diode ST Semtech 1N4734A with 5 Percent Voltage Tolerance and DO41 Case
Key Attributes
Model Number:
1N4734A
Product Custom Attributes
Reverse Leakage Current (Ir):
10uA@2V
Pd - Power Dissipation:
1W
Impedance(Zzt):
5Ω
Diode Configuration:
Independent
Zener Voltage(Nom):
5.6V
Impedance(Zzk):
600Ω
Mfr. Part #:
1N4734A
Package:
DO-41
Product Description
Product Overview
The SEMTECH ZM4727...ZM4761 are Silicon Planar Power Zener Diodes designed for stabilizing and clipping circuits. These diodes feature a high power rating and are available with standard voltage tolerance of 10%. Suffix "A" indicates 5% tolerance, and suffix "B" indicates 2% tolerance. Other tolerances are available upon request. These diodes are also offered in a DO-41 case under the type designation 1N4727...1N4761.
Product Attributes
- Brand: SEMTECH
- Origin: Electronics Ltd.
- Material: Silicon Planar
- Case: LL-41 (also available in DO-41)
Technical Specifications
| Type | Zener Voltage (V) VZnom at IZT (mA) | Dynamic Resistance Max. ( ) ZZT at IZK (mA) | Dynamic Resistance Max. ( ) ZZK at IZK (mA) | Reverse Current Max. (A) IR at VR (V) | Maximum Surge Current (mA) IZSM | Maximum Regulator Current (mA) IZM |
| ZM4727 | 3 @ 83 | 10 @ 1 | 150 | 1 @ 1375 | 1375 | 275 |
| ZM4728 | 3.3 @ 76 | 10 @ 1 | 150 | 1 @ 1375 | 1375 | 275 |
| ZM4729 | 3.6 @ 69 | 10 @ 1 | 100 | 1 @ 1260 | 1260 | 252 |
| ZM4730 | 3.9 @ 64 | 9 @ 1 | 100 | 1 @ 1190 | 1190 | 234 |
| ZM4731 | 4.3 @ 58 | 9 @ 1 | 50 | 1 @ 1070 | 1070 | 217 |
| ZM4732 | 4.7 @ 53 | 8 @ 1 | 10 | 1 @ 970 | 970 | 193 |
| ZM4733 | 5.1 @ 49 | 7 @ 1 | 10 | 1 @ 890 | 890 | 178 |
| ZM4734 | 5.6 @ 45 | 5 @ 1 | 10 | 2 @ 810 | 810 | 162 |
| ZM4735 | 6.2 @ 41 | 2 @ 1 | 10 | 3 @ 730 | 730 | 146 |
| ZM4736 | 6.8 @ 37 | 3.5 @ 1 | 10 | 4 @ 660 | 660 | 133 |
| ZM4737 | 7.5 @ 34 | 4 @ 0.5 | 10 | 5 @ 605 | 605 | 121 |
| ZM4738 | 8.2 @ 31 | 4.5 @ 0.5 | 10 | 6 @ 550 | 550 | 110 |
| ZM4739 | 9.1 @ 28 | 5 @ 0.5 | 10 | 7 @ 500 | 500 | 100 |
| ZM4740 | 10 @ 25 | 7 @ 0.25 | 10 | 7.6 @ 454 | 454 | 91 |
| ZM4741 | 11 @ 23 | 8 @ 0.25 | 5 | 8.4 @ 414 | 414 | 83 |
| ZM4742 | 12 @ 21 | 9 @ 0.25 | 5 | 9.1 @ 380 | 380 | 76 |
| ZM4743 | 13 @ 19 | 10 @ 0.25 | 5 | 9.9 @ 344 | 344 | 69 |
| ZM4744 | 15 @ 17 | 14 @ 0.25 | 5 | 11.4 @ 304 | 304 | 61 |
| ZM4745 | 16 @ 15.5 | 16 @ 0.25 | 5 | 12.2 @ 285 | 285 | 57 |
| ZM4746 | 18 @ 14 | 20 @ 0.25 | 5 | 13.7 @ 250 | 250 | 50 |
| ZM4747 | 20 @ 12.5 | 22 @ 0.25 | 5 | 15.2 @ 225 | 225 | 45 |
| ZM4748 | 22 @ 11.5 | 23 @ 0.25 | 5 | 16.7 @ 205 | 205 | 41 |
| ZM4749 | 24 @ 10.5 | 25 @ 0.25 | 5 | 18.2 @ 190 | 190 | 38 |
| ZM4750 | 27 @ 9.5 | 35 @ 0.25 | 5 | 20.6 @ 170 | 170 | 34 |
| ZM4751 | 30 @ 8.5 | 40 @ 0.25 | 5 | 22.8 @ 150 | 150 | 30 |
| ZM4752 | 33 @ 7.5 | 45 @ 0.25 | 5 | 25.1 @ 135 | 135 | 27 |
| ZM4753 | 36 @ 7 | 50 @ 0.25 | 5 | 27.4 @ 125 | 125 | 25 |
| ZM4754 | 39 @ 6.5 | 60 @ 0.25 | 5 | 29.7 @ 115 | 115 | 23 |
| ZM4755 | 43 @ 6 | 70 @ 0.25 | 5 | 32.7 @ 110 | 110 | 22 |
| ZM4756 | 47 @ 5.5 | 80 @ 0.25 | 5 | 35.8 @ 95 | 95 | 19 |
| ZM4757 | 51 @ 5 | 95 @ 0.25 | 5 | 38.8 @ 90 | 90 | 18 |
| ZM4758 | 56 @ 4.5 | 110 @ 0.25 | 5 | 42.6 @ 80 | 80 | 16 |
| ZM4759 | 62 @ 4 | 125 @ 0.25 | 5 | 47.1 @ 70 | 70 | 14 |
| ZM4760 | 68 @ 3.7 | 150 @ 0.25 | 5 | 51.7 @ 65 | 65 | 13 |
| ZM4761 | 75 @ 3.3 | 175 @ 0.25 | 5 | 56 @ 60 | 60 | 12 |
| Parameter | Symbol | Value | Unit | Notes |
| Power Dissipation | Ptot | 1 | W | 1) Valid provided that electrodes are kept at ambient temperature. |
| Junction Temperature | Tj | 175 | ||
| Storage Temperature Range | Tstg | -65 to +175 | ||
| Thermal Resistance Junction to Ambient Air | RJA | 170 | 1) K/ | 1) Valid provided that electrodes are kept at ambient temperature. |
| Forward Voltage | VF | 1.2 | V | at IF = 200 mA; 1) Valid provided that electrodes are kept at ambient temperature. |
2410121257_ST-Semtech-1N4734A_C41430.pdf
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