Diodes Incorporated MBR2150VRTR-G1

Overview

MBR2150VRTR-G1 from Diodes Incorporated is a high-voltage Schottky rectifier designed for output rectification in switch-mode power supplies and medium-voltage, high-frequency DC-DC converters. It delivers 2 A average forward current at 150 V peak reverse voltage, with 0.85 V max forward voltage at +25°C and 0.1 mA max reverse leakage at rated voltage - enabling low-loss, low-noise operation in compact AC/DC adapters and industrial power modules.

For engineers reviewing the MBR2150VRTR-G1 datasheet, MBR2150VRTR-G1 pinout, MBR2150VRTR-G1 application, or MBR2150VRTR-G1 equivalent, key selection criteria include thermal resistance (23 °C/W junction-to-lead in DO-214AC), surge rating (75 A non-repetitive), RoHS-compliant green packaging, and validated performance across -65°C to +150°C junction temperature range.

Technical Context

The MBR2150VRTR-G1 employs a planar Schottky barrier structure with guard-ring stress protection to sustain 150 V repetitive reverse voltage while minimizing switching losses. Its low 0.85 V forward drop at 2 A and 25°C directly reduces conduction loss in high-frequency (>100 kHz) topologies such as flyback and forward converters.

Thermally optimized for DO-214AC surface-mount mounting, it achieves 23 °C/W junction-to-lead resistance when soldered per recommended pad layout, supporting continuous 2 A operation under forced-air cooling. The device's 10,000 V/µs voltage slew rate rating ensures robustness against fast transient spikes in SMPS secondary-side circuits.

Key Specifications

Pinout & Package

MBR2150VRTR-G1 is packaged in the DO-214AC (SMA) surface-mount case, featuring a molded plastic body with matte tin–annealed copper leadframe and halogen-free "Green" compound compliant with UL 94V-0.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar Schottky rectifier applications.

Compared with SS215 and SB2150, the MBR2150VRTR-G1 provides optimal balance of low VF, superior DO-214AC thermal performance (23 °C/W RθJL), and green RoHS compliance - making it preferred for space-constrained, thermally demanding, and environmentally regulated power supply designs.

Availability

MBR2150VRTR-G1 is available at Aetrix Electronics and suitable for AC/DC adapters, industrial DC-DC converters, and telecom power supplies requiring stable component supply, consistent green packaging, and verified surge resilience.

Supply support for MBR2150VRTR-G1 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

Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, specializing in high-efficiency power management and signal integrity solutions for industrial, computing, and consumer markets.

The MBR2150 belongs to Diodes' high-voltage Schottky rectifier product line, engineered specifically for high-frequency SMPS output stages where low forward voltage, fast recovery, and thermal robustness are critical.

FAQ

What is the maximum junction temperature for continuous operation?

The MBR2150VRTR-G1 has an operating junction temperature range of -65°C to +150°C. For continuous 2 A operation, thermal design must ensure junction temperature remains ≤ +150°C, achievable with proper PCB copper area and airflow per the 23 °C/W RθJL specification in DO-214AC mounting.

Is MBR2150VRTR-G1 compatible with lead-free reflow processes?

Yes. The device features matte tin–annealed copper leadframe and complies with J-STD-020 moisture sensitivity level 1. It supports standard Pb-free reflow profiles up to 260°C peak temperature, with no pre-bake required, and meets RoHS 3 (2015/863/EU) and halogen-free definitions.

How does the guard-ring structure improve reliability?

The integrated guard ring mitigates electric field crowding at the silicon periphery, preventing premature avalanche breakdown under high dv/dt conditions. This extends operational lifetime in fast-switching topologies like QR flyback, where voltage transients exceed 50 V/ns, and reduces failure risk during line surges.

Can MBR2150VRTR-G1 replace a standard PN-junction rectifier in existing designs?

Yes - with verification of reverse voltage margin and thermal performance. Its 150 V VRRM matches common 1N5822 replacements, but its lower VF reduces conduction loss. However, designers must confirm that circuit layout accommodates DO-214AC footprint and that snubber networks are adjusted for faster reverse recovery characteristics.