K24-HXY 2A 40V High Current Schottky Rectifier SOD-123F

K24-HXY 2A 40V High Current Schottky Rectifier SOD-123F serves as a high-efficiency power management solution for space-constrained electronic circuits. Furthermore, this Schottky barrier diode features an exceptionally low forward voltage drop and rapid switching characteristics to maximize power efficiency in DC-DC converters. Engineers often select the K24-HXY for its robust 2A current handling capability despite its incredibly compact footprint. Consequently, you can achieve high power density in portable electronics without compromising thermal performance or reliability. Therefore, this rectifier remains a top choice for modern surface-mount designs that prioritize energy conservation and heat reduction.

Key Features:

• Low Forward Voltage Drop: The device significantly minimizes power dissipation during operation, which reduces heat generation and improves overall battery life in mobile devices.
• High Current Capability: Despite its small size, the rectifier supports a continuous forward current of up to 2A, handling heavy loads with ease.
• Fast Switching Speed: Its Schottky barrier construction allows for ultra-fast recovery times, making it ideal for high-frequency switching power supplies and inverters.
• SOD-123F Package: The low-profile, flat-lead package design offers superior thermal dissipation compared to standard SOD-123 packages.
• Guard Ring Protection: An integrated guard ring ensures transient protection and enhances long-term reliability against voltage surges.

Technical Specifications:

• Maximum Repetitive Peak Reverse Voltage (V_RRM): 40 V
• Maximum Average Forward Rectified Current (I_F(AV)): 2.0 A
• Peak Forward Surge Current (I_FSM): 50 A (8.3 ms single half sine-wave)
• Maximum Instantaneous Forward Voltage (V_F): ≈ 0.50 V (at I_F = 2.0 A)
• Maximum Reverse Current (I_R): 0.5 mA (at V_R = 40 V)
• Operating Junction Temperature Range (T_J): −55°C to +125°C

Mechanical Specifications:

• Package Type: SOD-123F (Surface Mount)
• Case Material: Molded Plastic (UL Flammability Classification 94V-0)
• Terminal Finish: Matte Tin-plated leads, solderable per MIL-STD-750 standards.
• Polarity: A visible color band denotes the cathode end of the diode.

Dimensions:

• Body Length: ≈ 2.60 mm to 2.90 mm
• Body Width: ≈ 1.50 mm to 1.70 mm
• Total Height: ≈ 0.90 mm to 1.10 mm (Low-profile design)
• Total Length (Including Leads): ≈ 3.50 mm to 3.85 mm

Pinout and Wiring:

• Anode (Pin 1): Connect this terminal to the more positive potential in forward-biased configurations.
• Cathode (Pin 2): Connect the terminal marked with the polarity band to the load or the positive output of a rectifier circuit.
• Installation Tip: Additionally, ensure that you provide sufficient PCB copper area around the leads to facilitate optimal heat transfer from the junction during high-current use.

Datasheet Reference:

• Download K24-HXY Schottky Rectifier Datasheet

Commonly Used in:

• Battery Chargers: Protects circuits by preventing reverse current flow from the battery back to the charger.
• Buck/Boost Converters: Serves as an efficient freewheeling diode in high-frequency DC-DC voltage regulators.
• Reverse Polarity Protection: Prevents damage to sensitive DC electronics in the event of accidental battery reversal.

Applications:

• Low Voltage Rectification: Supports high-efficiency secondary-side rectification in AC-DC adapters and power supplies.
• Mobile Power Management: Used in smartphones and tablets to manage power rails with minimal energy loss.
• SMPS Circuits: Enhances performance in compact switching mode power supplies due to its fast recovery time.

Equivalent Models:

• B240-13-F: A popular 2A 40V Schottky rectifier from Diodes Incorporated with similar electrical ratings.
• SS24 (SOD-123 Variant): A standard 2A 40V Schottky often found in various surface-mount footprints including SOD-123.
• MBR240SF: An onsemi equivalent that provides high-speed rectification in a low-profile power package.

Package Includes:

• 1 x K24-HXY 2A 40V High Current Schottky Rectifier SOD-123F