
CNCHIPDEPOT Original Part
BAT54S
BAT54S is a Schottky diode in SOT-23 package, suitable for low-voltage and high-frequency applications with efficient rectification performance.
PackageSOT-23-3
Reverse Voltage (VR)30V
Forward Current (IF)200mA per Diode
Reverse Recovery Time (TRR)5ns
TypeDual Schottky Switching Diode Array
Configuration1 Pair Series Connection
Product Overview
BAT54S is a Schottky diode in SOT-23 package, suitable for low-voltage and high-frequency applications with efficient rectification performance.
Specifications
Key electrical, package, and sourcing parameters for quick engineering review.
| Part Number | BAT54S |
| Brand | CNCHIPDEPOT |
| Package | SOT-23 |
| Category | Discrete Semiconductor Products - Schottky Diode Arrays |
| Type | Dual Schottky Switching Diode Array |
| Configuration | 1 Pair Series Connection |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
| Mounting Type | Surface Mount |
| Technology | Schottky |
| Voltage - DC Reverse (VR) | 30V |
| Current - Average Rectified (IO) | 200mA per Diode |
| Forward Voltage (VF) | 0.8V Max. @ 100mA |
| Reverse Recovery Time (TRR) | 5ns |
| Reverse Leakage Current (IR) | 2µA @ 25V |
| Speed | Small Signal ≤200mA |
| Operating Junction Temperature | -55°C to +150°C |
| Packaging | Tape & Reel (TR) |
| Part Status | Obsolete |
| 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 |
|---|---|---|---|
| Diodes Incorporated | BAS40-04 | Possible Replacement | Check Vf and reverse voltage specifications. |
| NXP Semiconductors | BAS40L | Cross Reference | Confirm Schottky characteristics and current rating. |
| Vishay | BAT54S | Exact Replacement | Same MPN from original manufacturer. |
| ON Semiconductor | MMBD4148 | Compatible Alternative | Verify package (SOT-23) and electrical parameters. |
Datasheet
Download the datasheet or contact us for additional technical information.
PDF
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Typical Applications
- High-speed signal switching
- Low-voltage signal steering
- Logic and pulse circuits
- Low-level signal clamping
- Compact dual-diode interface circuits
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 RFQElectronic Component Manufacturing & Quality Control
As a China electronic component factory , China Chip Depot supports component sourcing, production, testing and quality inspection for global B2B buyers. We also provide Cross Reference Alternative Parts matching services to help engineers and procurement teams identify suitable component alternatives.
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Component Testing Equipment
Electrical testing and verification equipment used to support performance checks and product consistency.
Quality Inspection Lab
Quality inspection processes help verify component condition, specifications and production consistency before shipment.
SMT Assembly Workshop
SMT production and assembly capabilities supporting electronic component and PCB-related manufacturing requirements.
Semiconductor Production
Controlled production environments supporting semiconductor and electronic component manufacturing processes.
Component Testing Equipment
Electrical testing and verification equipment used to support performance checks and product consistency.
Quality Inspection Lab
Quality inspection processes help verify component condition, specifications and production consistency before shipment.




