B5819
Schottky diode with MPN B5819 in SOD-123 package.
Product Overview
Schottky diode with MPN B5819 in SOD-123 package.
Specifications
Key electrical, package, and sourcing parameters for quick engineering review.
| Part Number | B5819 |
| Brand | CNCHIPDEPOT |
| Package | SOD-123 |
| Component Type | Schottky Diode |
| Package Form | SOD-123 |
| Maximum Average Forward Current | 1.0 A |
| Maximum Repetitive Peak Reverse Voltage | 40 V |
| Forward Voltage Drop | 0.6 V @ I_F = 1.0 A |
| Maximum Reverse Leakage Current | 1.0 mA @ V_R = 40 V, 25°C |
| Total Power Dissipation | 500 mW |
| Operating Temperature Range | -65 °C to +125 °C |
| Reverse Recovery Time | < 10 ns |
| Product Type | Schottky diode |
Cross Reference & Replacement Information
The following part numbers are commonly reviewed for replacement or compatibility matching. Always verify datasheet, package, pinout, and operating conditions before bulk purchase.
| Target Brand | Target MPN | Replace Type | Notes |
|---|---|---|---|
| NXP Semiconductors | BAS40-04 | Compatible Alternative | Confirm package dimensions and electrical parameters match. |
| ON Semiconductor | MBR0520T1G | Cross Reference | Check reverse voltage and forward current specifications for compatibility. |
| Diodes Incorporated | SD103AWS | Functional Equivalent | Verify forward voltage drop and reverse leakage current before use. |
| Vishay | SS12 | Possible Replacement | Schottky diode in SOD-123 package, verify voltage and current ratings. |
Datasheet
Download the datasheet or contact us for additional technical information.
Contact us for technical details and replacement review support.
Typical Applications
- - Consumer Portable Electronics Industry: The compact SOD-123 packaged B5819 Schottky diode is massively adopted in ultra-space-constrained consumer products including power banks, TWS earbud charging cases, and handheld small gadgets for low-loss rectification and power path reverse connection protection.
- - Automotive Low-Voltage In-Cabin Electronics Industry: This 1A 40V Schottky diode is a common cost-effective component for in-vehicle accessories such as car USB chargers, mini interior ambient lights, and dashboard small indicator modules to prevent abnormal current backflow.
- - IoT Endpoint & Industrial Sensing Industry: It is widely used in low-power industrial wireless sensor nodes, small PLC peripheral modules, and smart home detection terminals to realize high-efficiency freewheeling and power polarity guard under low-voltage operating conditions.
- - Low-power New Energy Supporting Industry: The B5819 SOD-123 Schottky diode is a standard selection for mini solar garden lamps, small portable solar charging panels, and micro distributed energy harvesting modules for low forward voltage drop rectification.
- - Telecom Peripheral & Data Storage Industry: It is extensively applied in mini network switch ports, mobile hard disk boxes, and household router power supply branches to suppress transient voltage and avoid unexpected current reflux that damages core chips.
Ordering & RFQ Information
- MOQ: Contact sales
- Lead Time: 3–7 working days for stock items
- Packaging: Reel / Tube / Tray depending on package
- Sample Availability: Available on request
- Mass Production Status: 50K+ pcs Stock / Mass Production
FAQ
Can this part replace my current model?
It may be suitable depending on your circuit requirements. Please verify datasheet, package, pinout, and test samples before bulk orders.
Can I request samples?
Yes. Please submit your RFQ with target quantity and application details.
Need this part or a compatible replacement?
Send us your target part number, BOM list, quantity, and technical requirements. CNCHIPDEPOT can help review replacement options and provide RFQ support.
Submit RFQ