NXP Semiconductors BYC10D-600,127

Overview

BYC10D-600 from NXP Semiconductors is a hyperfast power diode in SOD59 (TO-220AC) package, designed for high-efficiency switching applications requiring low reverse recovery time (18 ns), 600 V repetitive peak reverse voltage, and 10 A average forward current at T_mb ≤93 °C. It serves as a freewheeling or output rectifier in CCM PFC stages and bridge-configured SMPS.

For engineers reviewing the BYC10D-600 datasheet, BYC10D-600 pinout, BYC10D-600 application, or BYC10D-600 equivalent, key selection criteria include trr ≤18 ns at 10 A/400 V, VF = 1.4–1.8 V at 10 A/150 °C, R_th(j-mb) = 2.5 K/W, and TO-220AC mounting-base thermal interface compatibility.

Technical Context

This hyperfast diode employs optimized lifetime control to achieve low trr and low IRM while maintaining low forward voltage. Its junction-to-mounting-base thermal resistance of 2.5 K/W enables direct heatsink mounting without isolation washers when the mounting base is electrically tied to cathode.

The device operates with square-wave pulsed IF(AV) up to 10 A under T_mb ≤93 °C conditions and supports non-repetitive peak forward current up to 71 A (8.3 ms sine). Reverse recovery is characterized at dIF/dt = 500 A/µs, VR = 400 V, and Tj = 25 °C - matching typical half-bridge hard-switching node stress profiles.

Key Specifications

Pinout & Package

Package: SOD59 (2-lead TO-220AC), plastic single-ended package with heatsink-mounted mounting base connected internally to cathode. Dimensions per IEC/JEDEC TO-220AC standard: 15.7–16.25 mm length, 6.4–6.8 mm width, 15.6–15.8 mm height, 3.5–3.7 mm flange thickness.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar hyperfast diode applications.

Compared with STTH10R06DJF and IXYS MUR1060CT, BYC10D-600 delivers the lowest measured t_rr (18 ns) and best thermal resistance (2.5 K/W), making it optimal for high-frequency, thermally constrained PFC and SMPS designs where diode switching loss dominates efficiency.

Availability

BYC10D-600 is available at Aetrix Electronics and suitable for Continuous Current Mode (CCM) Power Factor Correction, half-bridge/full-bridge switched-mode power supplies, and lighting ballasts requiring stable component supply and long-term industrial lifecycle support.

Supply support for BYC10D-600 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

NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in high-performance analog, logic, and power discrete solutions for industrial, automotive, and consumer markets.

BYC10D-600 belongs to NXP's hyperfast power diode product line, engineered specifically for high-efficiency, high-frequency switching power conversion where low reverse recovery charge and thermal performance are critical.

FAQ

What is the maximum junction temperature rating for BYC10D-600?

The BYC10D-600 has a maximum junction temperature (T_j) rating of 150 °C, as specified in Table 4 (Limiting values). This allows reliable operation in high-ambient environments when mounted on a heatsink with adequate thermal interface and airflow. Derating curves in Figures 1 and 2 define safe operating area boundaries based on mounting base temperature.

Is the mounting base of BYC10D-600 electrically isolated?

No - the mounting base (mb) of BYC10D-600 is internally connected to the cathode (Pin 1), as confirmed in Table 2 (Pinning information) and Figure 8 (package outline). This eliminates need for insulating hardware but requires careful PCB layout to avoid shorting the cathode to chassis ground unless intended.

What is the reverse recovery time (t_rr) of BYC10D-600 under standard test conditions?

The BYC10D-600 exhibits a reverse recovery time of 18 ns under standard test conditions: I_F = 10 A, V_R = 400 V, dI_F/dt = 500 A/µs, and T_j = 25 °C (Table 1 and Table 6). This value is measured using ramp recovery method per Figure 6 and defines its suitability for ≥100 kHz switching topologies.

Can BYC10D-600 be used in automotive applications?

No - the BYC10D-600 is not automotive-qualified. Per Section 9.3 of the datasheet, NXP explicitly states that unless a product is expressly marked automotive qualified, it is "neither qualified nor tested in accordance with automotive testing or application requirements." Use in automotive systems requires formal qualification and carries customer-assumed risk.

What is the thermal resistance from junction to mounting base (R_th(j-mb)) for BYC10D-600?

The thermal resistance from junction to mounting base (R_th(j-mb)) for BYC10D-600 is 2.5 K/W (maximum), as listed in Table 5. This value is measured under transient conditions per Figure 4 and enables accurate heatsink sizing when the mounting base is directly bolted to a thermal mass without electrical isolation.