3 Amp Surface Mount Bridge Rectifier Jingdao Microelectronics UMSB308 with 800 Volt Reverse Voltage
Key Attributes
Model Number:
UMSB308
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
80A
Operating Junction Temperature Range:
-55℃~+150℃
Voltage - Forward(Vf@If):
1.1V@3A
Current - Rectified:
3A
Voltage - DC Reverse(Vr):
800V
Mfr. Part #:
UMSB308
Package:
UMSB
Product Description
Product Overview
The UMSB308 is a 3.0A surface mount glass passivated bridge rectifier designed for high-reliability applications. It features a glass-passivated chip junction, high surge current capability, and is suitable for surface mount applications. This rectifier offers a high reverse voltage of 8000V and an average rectified output current of 3.0A.
Product Attributes
- Marking Type: UMSB308
- Marking Code: JD904038B0
Technical Specifications
| Parameter | Symbol | UMSB308 | Units |
|---|---|---|---|
| Maximum DC Blocking Voltage | VDC | 800 | V |
| Maximum Repetitive Peak Reverse Voltage | VRRM | 800 | V |
| Maximum RMS voltage | VRMS | 560 | V |
| Average Rectified Output Current | IO | 3.0 | A |
| Peak Forward Surge Current 8.3 ms Single Half Sine Wave | IFSM | 100 | A |
| Maximum Forward Voltage at 3.0 A | VF | 1.1 | V |
| Maximum DC Reverse Current at Rated DC Blocking Voltage (@Tj=25C) | IR | 5 | A |
| Maximum DC Reverse Current at Rated DC Blocking Voltage (@Tj=125C) | IR | 100 | A |
| Operating and Storage Temperature Range | Tj, Tstg | -55 ~ +150 | C |
| Typical Junction Capacitance (@1MHz, 4V) | Cj | 60 | pF |
| Typical Thermal Resistance (Junction to Ambient, on Glass Epoxy PC board) | RJA | 40 | C/W |
| Typical Thermal Resistance (Junction to Case) | RJC | 10 | C/W |
| Typical Thermal Resistance (Junction to Lead) | RJL | 25 | C/W |
2105242039_Jingdao-Microelectronics-UMSB308_C2826566.pdf
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