Niu Hang Schottky Rectifier Model NH SR340 Metal Silicon Junction for Low Voltage Inverter Applications
Key Attributes
Model Number:
SR340
Product Custom Attributes
Reverse Leakage Current (Ir):
50uA@40V
Operating Junction Temperature Range:
-65℃~+125℃
Voltage - DC Reverse (Vr) (Max):
40V
Voltage - Forward(Vf@If):
550mV@3A
Current - Rectified:
3A
Mfr. Part #:
SR340
Package:
DO-27
Product Description
Niu Hang SR320 THRU SR3200 Schottky Rectifiers
High-performance Schottky rectifiers designed for low voltage, high frequency inverters, DC/DC converters, free wheeling, and polarity protection applications. These rectifiers feature a metal silicon junction with majority carrier conduction, a guard ring for overvoltage protection, low power loss, high efficiency, high current capability, ultra-low forward voltage drop, and high surge capability. They are compliant with RoHS 2011/65/EU and UL 94V-0 flammability classification.
Product Attributes
- Brand: Niu Hang
- Origin: Niu Hang Specification Electronic Co. Ltd
- Material: Metal silicon junction
- Certifications: Underwriters Laboratory Flammability Classification 94V-0, RoHS 2011/65/EU
- Case: JEDEC DO-201AD molded plastic body
- 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) (A) | IFSM (A) | VF (V) @ 3.0A | CJ (pF) | TJ / TSTG (C) | RJA (C/W) | RJL (C/W) |
| SR320 | 20 | 14 | 20 | 3.0 | 20-200 | 0.70 | 400 | -65 to +150 | 25 | - |
| SR330 | 30 | 21 | 30 | 3.0 | 20-200 | 0.70 | 400 | -65 to +150 | 25 | - |
| SR340 | 40 | 28 | 40 | 3.0 | 20-200 | 0.85 | 400 | -65 to +150 | 25 | - |
| SR345 | 45 | 32 | 45 | 3.0 | 20-200 | 0.85 | 400 | -65 to +150 | 25 | - |
| SR360 | 60 | 42 | 60 | 3.0 | 20-200 | 0.85 | 400 | -65 to +150 | 25 | - |
| SR380 | 80 | 56 | 80 | 3.0 | 20-200 | 0.85 | 400 | -65 to +150 | 25 | - |
| SR3100 | 100 | 70 | 100 | 3.0 | 20-200 | 0.85 | 400 | -65 to +150 | 25 | - |
| SR3150 | 150 | 105 | 150 | 3.0 | 20-200 | 0.85 | 400 | -65 to +150 | 25 | - |
| SR3200 | 200 | 140 | 200 | 3.0 | 20-200 | 0.85 | 400 | -65 to +150 | 25 | - |
Ratings and Characteristics
| Parameter | Symbol | Unit | SR320 | SR330 | SR340 | SR345 | SR360 | SR380 | SR3100 | SR3150 | SR3200 |
| Maximum repetitive peak reverse voltage | IRRM | V | 20 | 30 | 40 | 45 | 60 | 80 | 100 | 150 | 200 |
| Maximum RMS voltage | - | V | 14 | 21 | 28 | 32 | 42 | 56 | 70 | 105 | 140 |
| Maximum DC blocking voltage | - | V | 20 | 30 | 40 | 45 | 60 | 80 | 100 | 150 | 200 |
| Maximum average forward rectified current | IF(AV) | A | 3.0 @ Ta=125 | ||||||||
| Peak forward surge current | IFSM | A | 20-200 (8.3ms single half sine-wave) | ||||||||
| Maximum instantaneous forward voltage | VF | V | 0.55 (Typ.) @ 3.0A, TJ=25 | ||||||||
| Maximum instantaneous reversecurrent at rated DC blocking voltage | IR | uA | 50 (Max.) @ TJ=25 | ||||||||
| Typical junction capacitance | CJ | pF | 400 (Note 2) | ||||||||
| Operating junction and Storage temperature range | TJ, TSTG | C | -65 to +150 | ||||||||
| Typical thermal resistance | RJA | C/W | 25 (Note 3) | ||||||||
| Typical thermal resistance | RJL | C/W | - | ||||||||
2410121747_NH-SR340_C7428242.pdf
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