Surface Mount Power Voltage Regulating Diode GOODWORK 1SMA4743A with Fast Response and Low Leakage Current
Key Attributes
Model Number:
1SMA4743A
Product Custom Attributes
Impedance(Zzt):
10Ω
Diode Configuration:
Independent
Pd - Power Dissipation:
1W
Zener Voltage(Range):
12.4V~14.1V
Zener Voltage(Nom):
13V
Mfr. Part #:
1SMA4743A
Package:
DO-214AC(SMA)
Product Description
Product Overview
The 1SMA4728A THRU 1SMA4777A series are surface mount power voltage-regulating diodes designed for high-temperature soldering applications. These diodes offer fast response times, excellent clamping capability, and low leakage current. They are suitable for a wide range of voltage regulation applications from 3.3V to 300V.
Product Attributes
- Application: Surface mount
- High temperature soldering guaranteed: 260 C / 10 seconds
- Fast response time: Typically less than 1.0ps
- Built-in strain relief
- Excellent clamping capability
- Low profile package
- Case: Molded plastic
- Epoxy: UL 94V-0 rate flame retardant
- Lead: Solderable per MIL-STD-202, method 208 guaranteed
- Polarity: Color band denotes cathode end except Bidirectional
- Mounting position: Any
- Weight: 0.063 grams
Technical Specifications
| Parameter | Symbol | 1SMA4728A THRU 1SMA4777A | Unit |
| Maximum Ratings (TA = 25 C unless otherwise noted) | |||
| Maximum steady state power dissipation at TL = 75 C (1) | Ptot | 1000 | mW |
| Maximum steady state power dissipation at TA = 25 C (2) | Ptot | 500 | mW |
| Maximum instantaneous forward voltage at 200 mA for all types (3) | VF | 1.5 | V |
| Operating junction and storage temperature range | TJ, TSTG | -65 to +150 | C |
| Typical thermal resistance, junction to lead (1) | JL | 50 | C/W |
| Typical thermal resistance, junction to ambient (2) | JA | 250 | C/W |
| Electrical Characteristics at Ta = 25C | |||
| Reverse Zener voltage at IZT | VZ | See table below | V |
| Reverse current | IZT | See table below | mA |
| Maximum Zener impedance at IZT | ZZT | See table below | |
| Reverse current | IZK | See table below | mA |
| Maximum Zener impedance at IZK | ZZK | See table below | |
| Reverse leakage current at VR | IR | See table below | A |
| Reverse voltage | VR | See table below | V |
| Forward current | IF | See table below | A |
| Forward voltage at IF | VF | See table below | V |
| Maximum DC Zener current | IZM | See table below | mA |
| Type Marking | Zener Voltage Range VZT (at IZT) | Nom (V) | Min (V) | Max (V) | IZT (mA) | ZZT (at IZT) Max () | IZK (mA) | ZZK Max () | IR at VR Max (A) | VR (V) | IZM (mA) | VF at IF Max (V) |
| SMA4728A | 5.1 | 4.84 | 5.36 | 10 | 1 | 186 | 1 | 100 | 1 | 1.5 | ||
| SMA4729A | 5.6 | 5.32 | 5.92 | 10 | 1 | 170 | 1 | 100 | 1 | 1.5 | ||
| SMA4730A | 6.2 | 5.86 | 6.51 | 10 | 1 | 154 | 1 | 100 | 1 | 1.5 | ||
| SMA4731A | 6.8 | 6.46 | 7.18 | 10 | 1 | 140 | 1 | 100 | 1 | 1.5 | ||
| SMA4732A | 7.5 | 7.12 | 7.88 | 10 | 1 | 127 | 1 | 100 | 1 | 1.5 | ||
| SMA4733A | 8.2 | 7.79 | 8.67 | 10 | 1 | 116 | 1 | 100 | 1 | 1.5 | ||
| SMA4734A | 9.1 | 8.60 | 9.59 | 10 | 1 | 104 | 1 | 100 | 1 | 1.5 | ||
| SMA4735A | 10 | 9.50 | 10.5 | 10 | 1 | 95 | 1 | 100 | 1 | 1.5 | ||
| SMA4736A | 11 | 10.4 | 11.6 | 10 | 1 | 86 | 1 | 100 | 1 | 1.5 | ||
| SMA4737A | 12 | 11.4 | 12.6 | 10 | 1 | 79 | 1 | 100 | 1 | 1.5 | ||
| SMA4738A | 13 | 12.4 | 14.1 | 10 | 1 | 71 | 1 | 100 | 1 | 1.5 | ||
| SMA4739A | 15 | 13.8 | 15.8 | 10 | 1 | 63 | 1 | 100 | 1 | 1.5 | ||
| SMA4740A | 16 | 15.2 | 17.1 | 10 | 1 | 58 | 1 | 100 | 1 | 1.5 | ||
| SMA4741A | 18 | 16.8 | 19.2 | 10 | 1 | 52 | 1 | 100 | 1 | 1.5 | ||
| SMA4742A | 20 | 19.0 | 21.2 | 10 | 1 | 47 | 1 | 100 | 1 | 1.5 | ||
| SMA4743A | 22 | 20.8 | 23.3 | 10 | 1 | 43 | 1 | 100 | 1 | 1.5 | ||
| SMA4744A | 24 | 22.8 | 26.0 | 10 | 1 | 38 | 1 | 100 | 1 | 1.5 | ||
| SMA4745A | 27 | 25.3 | 28.9 | 10 | 1 | 35 | 1 | 100 | 1 | 1.5 | ||
| SMA4746A | 30 | 28.2 | 31.3 | 10 | 1 | 32 | 1 | 100 | 1 | 1.5 | ||
| SMA4747A | 33 | 31.3 | 34.9 | 10 | 1 | 28 | 1 | 100 | 1 | 1.5 | ||
| SMA4748A | 36 | 34.2 | 37.9 | 10 | 1 | 26 | 1 | 100 | 1 | 1.5 | ||
| SMA4749A | 39 | 37.2 | 41.5 | 10 | 1 | 24 | 1 | 100 | 1 | 1.5 | ||
| SMA4750A | 43 | 40.9 | 45.6 | 10 | 1 | 22 | 1 | 100 | 1 | 1.5 | ||
| SMA4751A | 47 | 44.9 | 48.6 | 10 | 1 | 20 | 1 | 100 | 1 | 1.5 | ||
| SMA4752A | 51 | 48.6 | 53.6 | 10 | 1 | 18 | 1 | 100 | 1 | 1.5 | ||
| SMA4753A | 56 | 53.6 | 58.9 | 10 | 1 | 17 | 1 | 100 | 1 | 1.5 | ||
| SMA4754A | 62 | 58.8 | 65.6 | 10 | 1 | 16 | 1 | 100 | 1 | 1.5 | ||
| SMA4755A | 68 | 64.6 | 71.7 | 10 | 1 | 15 | 1 | 100 | 1 | 1.5 | ||
| SMA4756A | 75 | 71.7 | 78.8 | 10 | 1 | 14 | 1 | 100 | 1 | 1.5 | ||
| SMA4757A | 82 | 78.8 | 87.0 | 10 | 1 | 13 | 1 | 100 | 1 | 1.5 | ||
| SMA4758A | 91 | 87.0 | 96.0 | 10 | 1 | 12 | 1 | 100 | 1 | 1.5 | ||
| SMA4759A | 100 | 95.0 | 105 | 5 | 2 | 104 | 1 | 100 | 1 | 1.5 | ||
| SMA4760A | 110 | 104 | 116 | 5 | 2 | 95 | 1 | 100 | 1 | 1.5 | ||
| SMA4761A | 120 | 114 | 127 | 5 | 2 | 86 | 1 | 100 | 1 | 1.5 | ||
| SMA4762A | 130 | 125 | 140 | 5 | 2 | 79 | 1 | 100 | 1 | 1.5 | ||
| SMA4763A | 150 | 140 | 155 | 5 | 2 | 71 | 1 | 100 | 1 | 1.5 | ||
| SMA4764A | 160 | 155 | 170 | 5 | 2 | 63 | 1 | 100 | 1 | 1.5 | ||
| SMA4765A | 180 | 170 | 189 | 5 | 2 | 58 | 1 | 100 | 1 | 1.5 | ||
| SMA4766A | 200 | 189 | 209 | 5 | 2 | 52 | 1 | 100 | 1 | 1.5 | ||
| SMA4767A | 220 | 209 | 231 | 5 | 2 | 47 | 1 | 100 | 1 | 1.5 | ||
| SMA4768A | 240 | 231 | 251 | 5 | 2 | 43 | 1 | 100 | 1 | 1.5 | ||
| SMA4769A | 250 | 249 | 271 | 5 | 2 | 38 | 1 | 100 | 1 | 1.5 | ||
| SMA4770A | 270 | 271 | 291 | 5 | 2 | 35 | 1 | 100 | 1 | 1.5 | ||
| SMA4771A | 280 | 291 | 315 | 5 | 2 | 32 | 1 | 100 | 1 | 1.5 | ||
| SMA4772A | 300 | 315 | 346 | 5 | 2 | 28 | 1 | 100 | 1 | 1.5 |
2408021727_GOODWORK-1SMA4743A_C22449607.pdf
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