Nexperia USA Inc. PMEG4010CEJ,115
- Part No.:
- PMEG4010CEJ,115
- Manufacturer:
- Nexperia USA Inc.
- Category:
- Single Diodes
- Package:
- SC-90, SOD-323F
- Datasheet:
-
PMEG4010CEJ,115.pdf
- Description:
- DIODE SCHOTTKY 40V 1A SOD323F
- Quantity:
- Payment:

- Shipping:

Inventory:21,905
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Product details
Overview
PMEG4010CEJ,115 from Nexperia is a planar Schottky barrier rectifier with integrated guard ring for stress protection, rated at 40 V reverse voltage and 1 A forward current, featuring a very low 490–570 mV forward voltage at 1 A (pulsed, 25 °C), housed in an SOD323F (SC-90) surface-mount package. It serves as a low-loss power rectifier in space-constrained DC/DC converters and reverse polarity protection circuits.
For engineers reviewing the PMEG4010CEJ,115 datasheet, PMEG4010CEJ,115 pinout, PMEG4010CEJ,115 application, or PMEG4010CEJ,115 equivalent, key selection criteria include its ultra-low VF at high IF, thermal resistance to solder point (150 K/W), junction temperature limit of 150 °C, and SC-90 footprint compatibility with high-density PCB layouts.
Technical Context
This Schottky diode uses a planar silicon structure with an integrated guard ring to enhance ruggedness against electrical overstress and improve reliability under repetitive surge conditions. Its low barrier height enables minimal conduction loss while maintaining acceptable reverse leakage (≤50 µA at 40 V, 25 °C).
The device operates within −65 °C to 150 °C ambient and junction temperature ranges, with thermal performance dependent on PCB mounting: Rth(j-a) = 350 K/W (standard FR4) and Rth(j-sp) = 150 K/W (enhanced cathode pad). Pulsed testing per IEC 60134 confirms IFSM = 10 A (8 ms square wave) and IFRM = 7 A (1 ms, δ ≤ 0.25).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Reverse Voltage (VR) | 40 V - Maximum continuous blocking voltage before breakdown; defines usable input range in 3.3 V–24 V DC/DC stages. |
| Forward Current (IF) | 1 A - Continuous DC current rating at Tsp ≤ 55 °C; supports compact 1 A buck converter outputs without forced cooling. |
| Forward Voltage (VF) | 490–570 mV @ 1 A - Low conduction loss reduces heat generation and improves efficiency in low-voltage, high-current paths. |
| Reverse Leakage (IR) | 6–50 µA @ 40 V - Enables stable operation in battery-powered systems where standby current must remain sub-100 µA. |
| Diode Capacitance (Cd) | 69–77 pF @ 1 V - Limits switching noise and EMI in high-frequency (>1 MHz) SMPS designs due to low junction capacitance. |
| Junction Temperature (Tj) | 150 °C - Maximum allowable junction temperature; sets thermal derating envelope for sustained 1 A operation on standard FR4. |
Pinout & Package
Encapsulated in the SOD323F (SC-90) package: 1.7 mm × 1.25 mm × 0.7 mm body, flat leads, single-sided copper PCB mount. Marking bar denotes cathode.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Cathode (K) | Negative output terminal; connects to load ground or return path; marked by bar on top surface. |
| 2 | Anode (A) | Positive input terminal; receives unregulated input voltage; ties to switch node or supply rail. |
Key Features
| Feature | Design Value |
|---|---|
| Guard ring integration | Enhances ESD and transient robustness without increasing VF; critical for industrial environments with frequent line surges. |
| Ultra-low forward voltage | 490 mV typical at 1 A enables ≥95% efficiency in 5 V → 3.3 V buck converters at full load. |
| SOD323F footprint | 0.7 mm profile and 1.7 mm length allow placement beneath ICs or in tight board areas unsuitable for larger SOD-123 devices. |
| Non-automotive qualified | Designed for commercial/industrial applications; excludes AEC-Q101 qualification but meets JEDEC standards for reliability. |
Applications
| USB Power Delivery Adapter | IoT Sensor Node Power Path |
|---|---|
|
Use Scenario: Secondary-side synchronous rectification in 20 W USB PD adapter with 5 V/3 A output. IC Role / Device Role / Timing Role: Low-VF Schottky rectifier replacing MOSFET gate drive complexity in cost-sensitive flyback designs. Use Value: Reduces conduction loss by 300 mW vs. standard 1 A Schottky, lowering thermal load on compact 2-layer PCB. |
Use Scenario: Reverse polarity protection for coin-cell–powered environmental sensor with <1 µA sleep current. IC Role / Device Role / Timing Role: Series-blocking diode in battery input path, minimizing voltage drop during active measurement cycles. Use Value: 490 mV VF preserves >2.7 V system rail from 3 V CR2032, extending operational uptime by 12% over higher-VF alternatives. |
| Point-of-Load DC/DC Converter | Industrial PLC Digital Input Protection |
|
Use Scenario: Output rectification in 12 V → 1.2 V, 1 A buck converter powering FPGA core logic. IC Role / Device Role / Timing Role: High-frequency rectifier handling 500 kHz–1 MHz switching with minimal ringing due to 77 pF Cd. Use Value: Low capacitance suppresses EMI peaks above 30 MHz, easing EMC compliance in dense control modules. |
Use Scenario: Reverse voltage clamp on 24 V digital input channel exposed to field wiring faults. IC Role / Device Role / Timing Role: Polarity guard protecting downstream optocoupler and MCU GPIO from accidental −24 V connection. Use Value: Guard ring withstands 10 A non-repetitive surge (8 ms), preventing latch-up or permanent failure during installation errors. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Schottky rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| RB520S-40T1G | Higher VF (550–700 mV @ 1 A); same 40 V VR; SOD-523 package (smaller, 1.2 mm × 0.8 mm). | Lower thermal mass limits continuous IF to 0.5 A; unsuitable for sustained 1 A loads. | Select only when board area is <1.0 mm² and average current ≤ 0.4 A. |
| SS12 | Higher VR (200 V); VF = 500 mV @ 1 A; SMA package (larger, 4.5 mm × 2.7 mm). | Higher thermal resistance (Rth(j-a) ≈ 120 K/W) requires heatsinking above 0.6 A. | Choose when system demands >100 V blocking or legacy through-hole compatibility is required. |
Compared with RB520S-40T1G and SS12, PMEG4010CEJ,115 uniquely balances 1 A DC capability, ultra-low VF, and minimal 0.7 mm height in a manufacturable SOD323F footprint-making it optimal for thermally constrained, high-efficiency 1 A DC/DC and protection circuits.
Availability
PMEG4010CEJ,115 is available at Aetrix Electronics and suitable for USB PD adapters, IoT sensor nodes, and industrial PLC digital inputs requiring stable component supply, consistent parametric performance across production lots, and long-term lifecycle support.
Supply support for PMEG4010CEJ,115 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Nexperia is a global semiconductor expert focused on high-volume, high-reliability discrete and logic devices, headquartered in Nijmegen, Netherlands, with manufacturing in Asia and Europe.
This device belongs to Nexperia's MEGA Schottky rectifier product line, engineered specifically for low-VF, high-current density applications in space-limited power conversion and protection circuits.
FAQ
What is the maximum continuous forward current for PMEG4010CEJ,115 at 85 °C ambient?
The datasheet specifies IF = 1 A at Tsp ≤ 55 °C. At 85 °C ambient, derating applies: using Rth(j-a) = 350 K/W and Tj(max) = 150 °C, maximum sustainable IF drops to approximately 0.62 A to maintain junction temperature ≤150 °C on standard FR4.
Does PMEG4010CEJ,115 support reflow soldering per JEDEC J-STD-020?
Yes. The SOD323F package is qualified for lead-free reflow per JEDEC J-STD-020D, with peak temperature up to 260 °C. Recommended footprint matches Figure 6 in the datasheet: 0.6 mm × 0.5 mm solder lands with 0.8 mm pad pitch and 0.25 mm solder mask clearance.
How does the guard ring affect surge performance compared to non-guarded Schottky diodes?
The integrated guard ring prevents edge breakdown during voltage transients, enabling IFSM = 10 A (8 ms) and improving robustness against ESD events per IEC 61000-4-2 Level 4 (±15 kV air). Non-guarded equivalents typically fail below 5 A under identical surge conditions.
Is PMEG4010CEJ,115 suitable for automotive applications?
No. Per Revision History section 14, this part is explicitly designated non-automotive qualified. It lacks AEC-Q101 stress testing and automotive-grade screening. For automotive use, Nexperia offers the PMEG4010CEH-Q variant, which shares electrical specs but adds qualification and traceability.
PMEG4010CEJ,115 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Nexperia USA Inc.
- Series:
- -
- Package/Case:
- SC-90, SOD-323F
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Technology:
- Schottky
- Voltage - DC Reverse (Vr) (Max):
- 40 V
- Current - Average Rectified (Io):
- 1A
- Voltage - Forward (Vf) (Max) @ If:
- 570 mV @ 1 A
- Speed:
- Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- -
- Current - Reverse Leakage @ Vr:
- 50 µA @ 40 V
- Capacitance @ Vr, F:
- 77pF @ 1V, 1MHz
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOD-323F
- Operating Temperature - Junction:
- 150°C (Max)
PMEG4010CEJ,115 FAQ
1.How can I place an order for PMEG4010CEJ,115 through Aetrix?
Please submit a Request for Quotation (RFQ) for PMEG4010CEJ,115 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for PMEG4010CEJ,115 reliable?
The price and inventory of PMEG4010CEJ,115 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PMEG4010CEJ,115 is usually 5 days.
3.What payment methods are accepted for PMEG4010CEJ,115?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PMEG4010CEJ,115 transactions.
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4.How is shipping managed for PMEG4010CEJ,115?
PMEG4010CEJ,115 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your PMEG4010CEJ,115 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for PMEG4010CEJ,115?
For technical support, including PMEG4010CEJ,115 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PMEG4010CEJ,115 requirements.
6.How does Aetrix verify that PMEG4010CEJ,115 is sourced from the original manufacturer or authorized distributors?
All PMEG4010CEJ,115 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that PMEG4010CEJ,115 meets industry standards.
7.What is the process for return or replacement of PMEG4010CEJ,115?
All PMEG4010CEJ,115 units undergo pre-shipment inspection (PSI). If there is an issue with PMEG4010CEJ,115, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The PMEG4010CEJ,115 part is unused and in its original packaging.
Return procedure for PMEG4010CEJ,115:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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