Super Fast Recovery Rectifier NH SF28 for High Frequency Switching Mode Converters and Inverters
Key Attributes
Model Number:
SF28
Product Custom Attributes
Reverse Leakage Current (Ir):
5uA
Reverse Recovery Time (trr):
-
Diode Configuration:
1 Independent
Operating Junction Temperature Range:
-55℃~+150℃
Voltage - DC Reverse (Vr) (Max):
600V
Voltage - Forward(Vf@If):
1.7V@2A
Current - Rectified:
2A
Mfr. Part #:
SF28
Package:
DO-15
Product Description
Product Overview
The Niu Hang SF21 thru SF28 series are Super Fast Recovery Rectifiers designed for high-frequency rectification and freewheeling applications. They are suitable for use in switching mode converters and inverters, as well as consumer, computer, and telecommunication equipment. These rectifiers feature low leakage current, ultrafast reverse recovery time, high forward surge capability, and low power loss for high efficiency. The DO-15 package is RoHS-compliant and meets UL 94 V-0 flammability rating.
Product Attributes
- Brand: Niu Hang (NH)
- Package: DO-15
- Certifications: RoHS-compliant, UL 94 V-0 flammability rating
- Material: Molding compound
- Mounting Position: Any
- Weight: App. 0.32 grams
Technical Specifications
| Model | VRRM (Volts) | VRMS (Volts) | VDC (Volts) | IF(AV) @ 2.0A (V) | VF Typical (V) | CJ Typical (pF) | IRRM @ Rated VR (uA) | IFSM @ 8.3ms (A) | RJA (/W) | RJL (/W) | TJ/STG (C) |
| SF21 | 50 | 35 | 50 | 0.95 | 0.6 | 150 | 50 | 32 | 1.70 | 1.30 | -55 to 150 |
| SF22 | 100 | 70 | 100 | 0.95 | 0.6 | 150 | 50 | 32 | 1.70 | 1.30 | -55 to 150 |
| SF23 | 150 | 105 | 150 | 0.95 | 0.6 | 150 | 50 | 32 | 1.70 | 1.30 | -55 to 150 |
| SF24 | 200 | 140 | 200 | 0.95 | 0.6 | 150 | 50 | 32 | 1.70 | 1.30 | -55 to 150 |
| SF25 | 300 | 210 | 300 | 0.95 | 0.8 | 100 | 50 | 18 | 1.70 | 1.30 | -55 to 150 |
| SF26 | 400 | 280 | 400 | 0.95 | 0.8 | 100 | 50 | 18 | 1.70 | 1.30 | -55 to 150 |
| SF27 | 500 | 350 | 500 | 0.95 | 1.0 | 50 | 50 | 13 | 1.70 | 1.30 | -55 to 150 |
| SF28 | 600 | 420 | 600 | 0.95 | 1.0 | 50 | 50 | 13 | 1.70 | 1.30 | -55 to 150 |
| Parameter | Symbol | Min. | Typ. | Max. | Unit |
| Maximum average forward rectified current | IF(AV) | - | 2.0 | - | A |
| Maximum repetitive peak reverse voltage | IRRM | - | - | 0.10 | A |
| Maximum instantaneous forward voltage | VF | - | - | 0.95 | V |
| Maximum RMS voltage | V RMS | - | - | 420 | V |
| Maximum DC blocking voltage | V DC | - | - | 600 | V |
| Maximum instantaneous reverse current at rated DC blocking voltage | IR | - | - | 50 | uA |
| Peak forward surge current 8.3ms single half sine-wave | I FSM | - | - | 32 | A |
| Typical junction capacitance | CJ | - | 50 | 150 | pF |
| Operating junction and Storage temperature range | TJ to STG | -55 | - | 150 | C |
| Thermal resistance from junction to lead vertical P.C.B. mounted | RJL | - | 1.30 | - | /W |
| Thermal resistance from junction to ambient vertical P.C.B. mounted | RJA | - | 1.70 | - | /W |
2410121819_NH-SF28_C7427737.pdf
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