ACZRA4728-HF
Zener DiodeThe ACZRA4728-HF is a zener diode from Comchip Technology. View the full ACZRA4728-HF datasheet below including key specifications, electrical characteristics, absolute maximum ratings.
Official ACZRA4728-HF datasheet (PDF) — the source this page was extracted from.
ACZRA4728-HF Key Specifications
| Parameter | Value |
|---|---|
| Case/Package | SMA |
| Composition | Zener |
| Reverse Leakage Current | 100 µA @ 1 V |
| Forward Current | 200 mA |
| Forward Voltage | 1.2 V |
| Grade | Automotive |
| Height | 1.7 mm |
| Impedance | 10 Ω |
| Zener Impedance | 10 Ohms Ω |
| Introduction Date | 2014-01-10 |
| Lifecycle Status | NRND (Last Updated: 7 months ago) |
| Max Junction Temperature (Tj) | 150 °C |
| Max Operating Temperature | 150 °C |
| Max Power Dissipation | 1 W |
| Max Reverse Leakage Current | 100 µA |
| Min Operating Temperature | -55 °C |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Number of Elements | 1 |
| Number of Terminals | 2 |
| Operating Temperature | -55°C ~ 150°C |
| Package / Case | DO-214AC, SMA Flat Leads |
| Packaging | Tape & Reel (TR) |
| Peak Reverse Current | 100 µA |
| Polarity | Unidirectional |
| Power (Max) | 1 W |
| Power Dissipation | 1 W |
| Qualification | AEC-Q101 |
| Ratings | AEC-Q101 |
| REACH SVHC | Yes |
| Reference Voltage | 3.3 V |
| Reverse Standoff Voltage | 1 V |
| Reverse Voltage | 1 V |
| RoHS | Compliant |
| Supplier Device Package | DO-214AC (SMA) |
| Tolerance | 5 % |
| Tolerance | ±5% |
| Forward Voltage (Max) | 1.2 V @ 200 mA |
| Zener Voltage | 3.3 V |
| Voltage Tolerance | 5 % |
| Zener Current | 76 mA |
| Zener Voltage | 3.3 V |
ACZRA4728-HF Overview
Part: ACZRA4728-HF Thru. ACZRA4764-HF
Type: SMD Zener Diode
Description: AEC-Q101 qualified 1.0 W surface mount Zener diode series covering nominal Zener voltages from 3.3 V to 100 V in a DO-214AC (SMA) package.
Operating Conditions:
- Operating temperature: -55 to 150 °C
Absolute Maximum Ratings:
- Forward voltage: 1.2 V (IF = 200 mA)
- Power Dissipation: 1000 mW (@TL = 75°C)
- Operating temperature: 150 °C
- Max junction/storage temperature: 175 °C
Key Specs:
- Zener voltage range (VZ): 3.3 V to 100 V (±5% tolerance)
- Power dissipation (PD): 1000 mW (at TL = 75°C)
- Forward voltage (VF): 1.2 V max (at IF = 200 mA)
- Thermal resistance junction to case (RθJC): 30 °C/W (typ)
- Thermal resistance junction to ambient (RθJA): 50 °C/W (typ)
- Reverse leakage current (IR): 5 μA to 100 μA max (voltage-dependent, at TA = 25°C)
- Zener test current (IZT): 2.5 mA to 76 mA (variant-dependent)
- Maximum surge current (Isurge): 45 mA to 1380 mA (variant-dependent)
Features:
- Batch process design, excellent power dissipation offers better reverse leakage current and thermal resistance
- Standard zener voltage tolerance ±5%
- Low inductance
- Low profile package
- Built-in strain relief
- Comply with AEC-Q101
- RoHS Device and Halogen Free
Package:
- DO-214AC / SMA (2-pin molded plastic SMD, approx. 0.05 g)
ACZRA4728-HF Features
- -Batch process design, excellent power dissipation offers better reverse leakage current and thermal resistance.
- -Standard zener voltage tolerance ±5%.
- -Low inductance.
- -Low profile package.
- -Built-in strain relief.
- -Comply with AEC-Q101.
ACZRA4728-HF Electrical Characteristics
| Part Number | Marking | Zener Voltage | Test Current | Zener Impedance | Zener Impedance | Zener Impedance | Leakage Current | Leakage Current | Surge Current |
|---|---|---|---|---|---|---|---|---|---|
| Part Number | Marking | VZ@IZT | IZT | ZZT @IZT | ZZK @IZK | IZK | IR | VR | I surge |
| Part Number | Code | Volts | mA | (Ω)Max | (Ω)Max | mA | (uA)Max | Volts | mA |
| ACZRA4728-HF | Z3V3 | 3.3 | 76 | 10 | 400 | 1.0 | 100 | 1.0 | 1380 |
| ACZRA4729-HF | Z3V6 | 3.6 | 69 | 10 | 400 | 1.0 | 100 | 1.0 | 1260 |
| ACZRA4730-HF | Z3V9 | 3.9 | 64 | 9 | 400 | 1.0 | 50 | 1.0 | 1190 |
| ACZRA4731-HF | Z4V3 | 4.3 | 58 | 9 | 400 | 1.0 | 10 | 1.0 | 1070 |
| ACZRA4732-HF | Z4V7 | 4.7 | 53 | 8 | 500 | 1.0 | 10 | 1.0 | 970 |
| ACZRA4733-HF | Z5V1 | 5.1 | 49 | 7 | 550 | 1.0 | 10 | 1.0 | 890 |
| ACZRA4734-HF | Z5V6 | 5.6 | 45 | 5 | 600 | 1.0 | 10 | 2.0 | 810 |
| ACZRA4735-HF | Z6V2 | 6.2 | 41 | 2 | 700 | 1.0 | 10 | 3.0 | 730 |
| ACZRA4736-HF | Z6V8 | 6.8 | 37 | 3.5 | 700 | 1.0 | 10 | 4.0 | 660 |
| ACZRA4737-HF | Z7V5 | 7.5 | 34 | 4 | 700 | 0.5 | 10 | 5.0 | 605 |
| ACZRA4738-HF | Z8V2 | 8.2 | 31 | 4.5 | 700 | 0.5 | 10 | 6.0 | 550 |
| ACZRA4739-HF | Z9V1 | 9.1 | 28 | 5 | 700 | 0.5 | 10 | 7.0 | 500 |
| ACZRA4740-HF | Z10 | 10 | 25 | 7 | 700 | 0.25 | 10 | 7.6 | 454 |
| ACZRA4741-HF | Z11 | 11 | 23 | 8 | 700 | 0.25 | 5 | 8.4 | 414 |
| ACZRA4742-HF | Z12 | 12 | 21 | 9 | 700 | 0.25 | 5 | 9.1 | 380 |
| ACZRA4743-HF | Z13 | 13 | 19 | 10 | 700 | 0.25 | 5 | 9.9 | 344 |
| ACZRA4744-HF | Z15 | 15 | 17 | 14 | 700 | 0.25 | 5 | 11.4 | 304 |
| ACZRA4745-HF | Z16 | 16 | 15.5 | 16 | 700 | 0.25 | 5 | 12.2 | 285 |
| ACZRA4746-HF | Z18 | 18 | 14 | 20 | 750 | 0.25 | 5 | 13.7 | 250 |
| ACZRA4747-HF | Z20 | 20 | 12.5 | 22 | 750 | 0.25 | 5 | 15.2 | 225 |
| ACZRA4748-HF | Z22 | 22 | 11.5 | 23 | 750 | 0.25 | 5 | 16.7 | 205 |
| ACZRA4749-HF | Z24 | 24 | 10.5 | 25 | 750 | 0.25 | 5 | 18.2 | 190 |
| ACZRA4750-HF | Z27 | 27 | 9.5 | 35 | 750 | 0.25 | 5 | 20.6 | 170 |
| ACZRA4751-HF | Z30 | 30 | 8.5 | 40 | 1000 | 0.25 | 5 | 22.8 | 150 |
| ACZRA4752-HF | Z33 | 33 | 7.5 | 45 | 1000 | 0.25 | 5 | 25.1 | 135 |
| ACZRA4753-HF | Z36 | 36 | 7.0 | 50 | 1000 | 0.25 | 5 | 27.4 | 125 |
| ACZRA4754-HF | Z39 | 39 | 6.5 | 60 | 1000 | 0.25 | 5 | 29.7 | 115 |
| ACZRA4755-HF | Z43 | 43 | 6.0 | 70 | 1500 | 0.25 | 5 | 32.7 | 110 |
Note: 5% tolerance of Zener voltage.
REV:A
ACZRA4728-HF Absolute Maximum Ratings
| Parameter | Condition | Symbol | MIN. | TYP. | MAX. | Units |
|---|---|---|---|---|---|---|
| Forward voltage | IF = 200 mA | VF | 1.2 | V | ||
| Power Dissipation | @TL = 75°C | PD | 1000 | mW | ||
| Thermal resistance | Junction to case (Note 1) | RθJC | 30 | °C/W | ||
| Thermal resistance | Junction to ambient (Note 1) | RθJA | 50 | °C/W | ||
| Operating temperature | TJ | -55 | 150 | °C | ||
| Storge temperature | TSTG | -65 | 175 | °C |
Note: 1.Mounted on 0.2'x0.2'(5x5mm)FR-4 PCB.
REV:A
ACZRA4728-HF Package Information
- -Epoxy: UL94V-0 rated flame retardant.
- -Case: Molded plastic, JEDEC DO-214AC/SMA
- -Terminals: Solder Plated,solderable per MIL-STD-750,method 2026.
- -Polarity: Indicated by cathode band.
- -Mounting position: Any.
- -Weight: 0.05 gram(approx.).
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