Surface Mount Rectifier WEIDA SS34B with Epoxy Flame Retardant Material and Pure Tin Lead Free Leads
Key Attributes
Model Number:
SS34B
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
80A
Operating Junction Temperature Range:
-55℃~+125℃
Voltage - DC Reverse (Vr) (Max):
40V
Diode Configuration:
1 Independent
Reverse Leakage Current (Ir):
500uA@40V
Voltage - Forward(Vf@If):
500mV@3A
Current - Rectified:
3A
Mfr. Part #:
SS34B
Package:
SMB
Product Description
Product Overview
The SS32B-SS320B series are surface-mounted Schottky barrier rectifiers designed for a wide range of applications. They offer low reverse leakage, high forward surge capability, and high reliability, making them suitable for demanding electronic circuits. These rectifiers are guaranteed for high-temperature soldering up to 260 for 10 seconds and comply with RoHS standards. The green compound option with suffix "-F" indicates halogen-free products.
Product Attributes
- Brand: Jiangsu Weida Semiconductor Co., Ltd.
- Origin: China (implied by Chinese text)
- Material: Molded plastic (DO-214AA/SMB package), Epoxy (UL 94V-0 rate flameretardant), Pure tin plated lead (lead free)
- Color: Not specified (Green compound for halogen-free option)
- Certifications: RoHS standard, UL 94V-0 rate flameretardant
Technical Specifications
| Parameter | Symbol | SS32B | SS33B | SS34B | SS35B | SS36B | SS38B | SS310B | SS315B | SS320B | Unit | |
| Maximum repetitive peak reverse voltage | VRRM | 20 | 30 | 40 | 50 | 60 | 80 | 100 | 150 | 200 | V | |
| Maximum RMS voltage | VRMS | 14 | 21 | 28 | 35 | 42 | 56 | 70 | 105 | 140 | V | |
| Maximum DC blocking voltage | VDC | 20 | 30 | 40 | 50 | 60 | 80 | 100 | 150 | 200 | V | |
| Maximum average forward rectified current | IF(AV) | 3.0 | A | |||||||||
| Non-repetitive peak forward surge current 8.3 ms single half sine wave | IFSM | 80 | A | |||||||||
| Maximum forward voltage @IF=3.0A | VF | 0.50 | 0.70 | 0.85 | 0.90 | V | ||||||
| Maximum reverse current @VDC TA= 25 | IR | 0.5 | mA | |||||||||
| Maximum reverse current TA= 100 | IR | 20 | 10 | uA | ||||||||
| Typical thermal resistance (Note 1) Junction to ambient | RJA | 85 | /W | |||||||||
| Typical thermal resistance (Note 1) Junction to lead | RJL | 20 | /W | |||||||||
| Type junction capacitance VR=4.0V,f=1MHz | CJ | 180 | pF | |||||||||
| Operating junction temperature | TJ | -55 --- +125 | -55 --- +150 | |||||||||
| Storage temperature range | TSTG | -55 --- +150 | ||||||||||
Note: 1) Thermal resistance from junction to ambient, PCB mounted.
2410121519_WEIDA-SS34B_C2915215.pdf
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