High surge current NH SS34F Schottky diode optimized for ac dc converters and led driver applications
Key Attributes
Model Number:
SS34F
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
80A
Reverse Leakage Current (Ir):
100uA@40V
Operating Junction Temperature Range:
-65℃~+125℃
Voltage - DC Reverse (Vr) (Max):
40V
Voltage - Forward(Vf@If):
570mV@3.0A
Current - Rectified:
3A
Mfr. Part #:
SS34F
Package:
SMAF
Product Description
Product Overview
The SS34F Schottky Barrier Rectifier from Niu Hang Specification Electronic Co. Ltd offers low forward voltage drop for high efficiency and low leakage current for high reliability. It features high forward surge capability and is suitable for various high-frequency applications including inverters, AC/DC converters, DC/DC converters, and LED drivers. Terminals are plated leads, solderable per MIL-STD-202, Method 208. The device is Lead Free and RoHS Compliant.
Product Attributes
- Brand: Niu Hang (niuhang trademark)
- Model: SS34F
- Product Line Code: FF
- Data Code: YWW
- Certifications: Lead Free Finish, RoHS Compliant
- Weight: App. 0.026 grams (0.0009 ounce)
- Mounting Position: Any
- Polarity: White band denotes cathode
Technical Specifications
| Parameter | Symbol | Test Conditions | Min. | Typ. | Max. | Unit |
| Maximum DC blocking voltage | VRRM | TA=25 | -- | -- | 40 | V |
| Maximum RMS voltage | VRMS | -- | -- | -- | 28 | V |
| Maximum average forward rectified current | IF(AV) | TA=125 | -- | -- | 3.0 | A |
| Peak forward surge current (8.3ms single half sine-wave) | IFSM | TA=25 | -- | -- | 80 | A |
| Maximum instantaneous forward voltage | VF | IF= 3.0 A, TA=25 (see fig.2) | -- | 0.45 | 0.51 | V |
| Maximum instantaneous reverse current at rated DC blocking voltage | IR | VR= 40V, TA=25 (see fig.3) | -- | 10 | 100 | uA |
| Typical junction capacitance | CJ | VR= 4V, 1MHz (see fig.4) | -- | 26.56 | -- | pF |
| Operating junction and storage temperature range | TSTG | -- | -65 | -- | 150 | |
| Typical thermal resistance (Junction to Ambient) | RJA | Mounted on P.C.B. with 0.2" x 0.2" copper pad areas (Note 2) | -- | 78 | -- | /W |
| Typical thermal resistance (Junction to Case) | RJC | -- | -- | 5 | -- | /W |
| Current Squared Time Per Diode (t<8.3ms) | I2t | IF= 3.0 A | -- | -- | -- | A2sec |
2410121819_NH-SS34F_C7428187.pdf
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