Super Fast Recovery Rectifier NH SF38G Ideal for Switch Mode Power Supplies and LED Driver Systems
Key Attributes
Model Number:
SF38G
Product Custom Attributes
Reverse Leakage Current (Ir):
5uA@600V
Reverse Recovery Time (trr):
35ns
Operating Junction Temperature Range:
-55℃~+150℃
Diode Configuration:
1 Independent
Voltage - DC Reverse (Vr) (Max):
600V
Voltage - Forward(Vf@If):
1.7V@3A
Current - Rectified:
3A
Mfr. Part #:
SF38G
Package:
DO-27
Product Description
Niuhang Electronic SF31G THRU SF38G Super Fast Recovery Rectifiers
The Niuhang SF31G through SF38G series are Super Fast Recovery Rectifiers designed for high-efficiency applications. Featuring NH'S Super Fast Recovery Rectifiers Chip Technology, these rectifiers offer low switching loss, low leakage current for high reliability, and super fast switching speed. They are ideal for use in Switch Mode Power Supplies (SMPS), Fast Chargers, LED Driver and Monitor Lighting, and Automotive Electronics and Charging Posts.
Product Attributes
- Brand: Niuhang Electronic Specification Technology Co., Ltd
- Origin: China (Implied by company name and website)
- Material: Molded with UL-94 ClassV-0 Recognized, RoHS-Compliant case; Tin plated leads, solderable per J-STD-002 and JESD22-B102
- Certifications: RoHS Compliant
Technical Specifications
| Parameter | Symbol | SF31G | SF32G | SF34G | SF35G | SF36G | SF37G | SF38G | Unit |
| Maximum Ratings | |||||||||
| Maximum Repetitive Peak Reverse Voltage | VRRM | 50 | 100 | 200 | 300 | 400 | 500 | 600 | V |
| Maximum RMS Voltage | VRMS | 35 | 70 | 140 | 210 | 280 | 350 | 420 | V |
| Maximum DC Blocking Voltage | VDC | 50 | 100 | 200 | 300 | 400 | 500 | 600 | V |
| Maximum Average Forward Rectified Current | IF(AV) | 3 | A | ||||||
| Peak Forward Surge Current (8.3ms Single Half Sine-wave) | IFSM | 100 | A | ||||||
| Current Squared Time (t< 8.3ms) | I2t | 41.5 | A2sec | ||||||
| Maximum Mounting Torque (M3 screw) | TMM | 1.1 | N.m | ||||||
| Electrical Characteristics | |||||||||
| Maximum Instantaneous Forward Voltage (IF= 3.0 A) | VF | 0.95 | 1.30 | 1.70 | - | - | - | - | V |
| Maximum DC Reverse Current at Rated DC Blocking Voltage (Ta=25,VR=VRRM) | IRRM | 5 | uA | ||||||
| Maximum DC Reverse Current at Rated DC Blocking Voltage (Ta=125,VR=VRRM*80%) | IRRM | 200 | uA | ||||||
| Typical Junction Capacitance (4 V,1MHz) | CJ | 60 | 35 | 29 | - | - | - | - | pF |
| Maximum Reverse Recovery Time (IF=0.5A, IR=1.0A, IRR=0.25A) | Trr | 35 | nS | ||||||
| Thermal Characteristics | |||||||||
| Operating Junction Temperature Range | TJ | -55~150 | |||||||
| Storage Temperature Range | TSTD | -55~150 | |||||||
| Thermal Resistance Junction To Ambient (Still Air Environment, Steady-State, Ta=25) | RJA | 60.0 | /W | ||||||
| Thermal Resistance Junction-Case (At 0.375" lead length, Mounted On vertical P.C. Board, Steady-State) | RJC | 18.0 | |||||||
2508201745_NH-SF38G_C7427739.pdf
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