Surface mount power diode GOODWORK 1SMA4752A with fast response time and low leakage current under 1 milliamp
Product Overview
The 1SMA4728A THRU 1SMA4777A series are surface mount power voltage-regulating diodes designed for high-temperature soldering applications. They offer fast response times, excellent clamping capability, and a low profile package. These diodes are suitable for various applications requiring precise voltage regulation.
Product Attributes
- Application: Surface mount
- Soldering: High temperature soldering guaranteed: 260 C / 10 seconds at terminals
- Response Time: Fast response time: Typically less than 1.0ps from 0 volt to BV min.
- Leakage Current: Typical IR less than 1mA above 10V
- Strain Relief: Built-in strain relief
- Clamping Capability: Excellent clamping capability
- Package: 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 | 3.3 to 300 | V |
| Reverse leakage current at VR | IR | < 1 (above 10V) | mA |
| Maximum DC Zener current | IZM | 1000 (Max) | mA |
| Forward current | IF | 200 (Max) | mA |
| Forward voltage at IF | VF | 1.5 (Max) | V |
2504251619_GOODWORK-1SMA4752A_C48580927.pdf
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