M4 General Purpose Diode 400V 1A DO-214AC is a compact surface-mount rectifier diode widely used for general-purpose rectification in power supply and protection circuits. It supports up to 1 Ampere forward current and withstands reverse voltages up to 400 Volts. Its DO-214AC (SMA) package ensures easy integration in space-constrained SMD layouts.
Key Features:
- Surface Mount Package: Compact DO-214AC (SMA) ideal for high-density PCBs.
- High Reverse Voltage: Withstands up to 400V reverse voltage.
- Low Forward Voltage Drop: Improves energy efficiency and reduces heat generation.
- Fast Switching Speed: Suitable for high-frequency rectification and snubber circuits.
- Glass Passivated Junction: Enhances reliability and temperature stability.
Technical Specifications:
- Maximum Repetitive Peak Reverse Voltage (VRRM): 400V
- Average Forward Current (IF(AV)): 1A
- Peak Forward Surge Current (IFSM): 30A (8.3ms half sine wave)
- Forward Voltage Drop (VF): 1.1V max at 1A
- Reverse Recovery Time: <2µs
- Operating Junction Temperature: -55°C to +150°C
- Storage Temperature Range: -55°C to +175°C
Mechanical Specifications:
- Package Type: DO-214AC (SMA) SMD package
- Case Material: Molded plastic with UL94V-0 rating
- Lead Finish: Tin-plated for solderability
- Polarity: Cathode marked with stripe
Dimensions:
- Length: 4.5mm (typical)
- Width: 2.5mm (typical)
- Height: 2.4mm (typical)
- Terminal Pitch: SMD pad spacing suitable for SMA footprint
Mounting Options:
- Surface Mount Technology (SMT): Compatible with reflow and wave soldering processes.
- PCB Layout: Designed for SMA footprint with proper thermal relief.
Schematic Diagram, Connection, Wiring and Pinout:
- Connection: Anode to positive voltage input; cathode to load or ground.
- Wiring: Ensure correct polarity to prevent reverse conduction.
- Pinout: Standard two-terminal configuration — cathode marked with stripe.
Datasheet and Documentation:
- Download M4 Diode Datasheet (PDF)
Applications:
- General Rectification: Ideal for converting AC to DC in power supplies.
- Reverse Voltage Protection: Used to protect circuits from reverse polarity damage.
- Snubber Networks: Helps in absorbing voltage spikes in switching applications.
- Relay Protection: Prevents back-EMF when switching inductive loads.
- Lighting Circuits: Commonly used in LED drivers and ballast circuits.
Equivalent Models:
- 1N4004-SMD: SMD version with 400V blocking capability
- SM4004: Equivalent DO-214AC package diode
- UF4004-SMD: Ultra-fast recovery variant with similar ratings
- ES1D: Fast switching 1A diode in SMA package
Package Includes:
- 1 x M4 General Purpose Diode 400V 1A DO-214AC
Additional information
Weight | 1 g |
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