Schottky rectifier NH SR540 offering high current capability and dissipation for inverter designs
Key Attributes
Model Number:
SR540
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
120A
Reverse Leakage Current (Ir):
120A
Diode Configuration:
Independent
Operating Junction Temperature Range:
-65℃~+125℃
Voltage - DC Reverse (Vr) (Max):
40V
Voltage - Forward(Vf@If):
550mV@5A
Current - Rectified:
-
Mfr. Part #:
SR540
Package:
DO-27
Product Description
Product Overview
The SR520 thru SR5200 series are Schottky Rectifiers from Niu Hang Specification Electronic Co. Ltd. These rectifiers feature a metal silicon junction with majority carrier conduction, a guard ring for overvoltage protection, and low power loss with high efficiency. They offer high current capability and ultra-low forward voltage drop, making them suitable for low voltage, high frequency inverters, DC/DC converters, free wheeling, and polarity protection applications.
Product Attributes
- Brand: Niu Hang
- Package: JEDEC DO-201AD molded plastic body
- Material: Metal silicon junction
- Certifications: Underwriters Laboratory Flammability Classification 94V-0, RoHS 2011/65/EU
- Terminals: Plated axial leads, solderable per MIL-STD-750, method 2026
- Polarity: Color band denotes cathode end (White band denotes cathode)
- Mounting Position: Any
- Weight: 1.05 grams
Technical Specifications
| Model | VRRM (V) | VRMS (V) | VDC (V) | IF(AV) @ 5.0A (V F) | IFSM (A) | TJ (C) | TSTG (C) | CJ (pF) | RJA (C/W) | RJL (C/W) |
| SR520 | 20 | 14 | 20 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR530 | 30 | 21 | 30 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR540 | 40 | 28 | 40 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR545 | 45 | 32 | 45 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR560 | 60 | 42 | 60 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR580 | 80 | 56 | 80 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR5100 | 100 | 70 | 100 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR5150 | 150 | 105 | 150 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| SR5200 | 200 | 140 | 200 | 0.70 | 500 | -65 to +175 | -65 to +150 | 5.0 | 100 | 50 |
| Parameter | Symbol | SR520-SR540 | SR560 | SR580-SR5100 | SR5150-SR5200 | Unit |
| Maximum instantaneous forward voltage (Note 1) | VF | 0.55 | 0.55 | 0.55 | 0.55 | V |
| Maximum instantaneous reverse current at rated DC blocking voltage (Note 1) | IR | 10 | 10 | 10 | 10 | uA |
| Typical junction capacitance (Note 2) | CJ | 5.0 | 5.0 | 5.0 | 5.0 | pF |
| Maximum average forward rectified current | IF(AV) | 5.0 | 5.0 | 5.0 | 5.0 | A |
| Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC method at rated TL) | IFSM | 500 | 500 | 500 | 500 | A |
| Maximum repetitive peak reverse voltage | VRRM | 20-200 | 20-200 | 20-200 | 20-200 | V |
| Maximum RMS voltage | VRMS | 14-140 | 14-140 | 14-140 | 14-140 | V |
| Maximum DC blocking voltage | VDC | 20-200 | 20-200 | 20-200 | 20-200 | V |
| Typical thermal resistance (Note 3) | RJA | 100 | 100 | 100 | 100 | C/W |
| Typical thermal resistance (Note 3) | RJL | 50 | 50 | 50 | 50 | C/W |
| Operating junction and Storage temperature range | TJ, TSTG | -65 to +175 | -65 to +175 | -65 to +175 | -65 to +175 | C |
| Storage temperature range | TSTG | -65 to +150 | -65 to +150 | -65 to +150 | -65 to +150 | C |
2410121747_NH-SR540_C7428156.pdf
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