Taiwan Semiconductor Corporation D2SB60HD2G

Overview

D2SB60HD2G from Taiwan Semiconductor is a 2A, 600V AEC-Q101-qualified standard bridge rectifier in GBL package, featuring 80A surge current capability, 10°C/W junction-to-lead thermal resistance, and UL Recognized File #E-326243 - used in automotive-grade AC/DC front-end conversion for onboard chargers and lighting drivers.

For engineers reviewing the D2SB60HD2G datasheet, D2SB60HD2G pinout, D2SB60HD2G application, or D2SB60HD2G equivalent, key selection criteria include repetitive peak reverse voltage (600V), forward current rating (2A), AEC-Q101 qualification status, thermal resistance (R_θJL = 10°C/W), and GBL package compatibility with high-density PCB layouts.

Technical Context

This quad-configuration bridge rectifier integrates four silicon diodes in a single GBL molded package with matte tin-plated leads compliant with J-STD-002 solderability and JESD201 Class 2 whisker testing. It delivers 600V V_RRM and supports 80A non-repetitive surge current under 8.3ms half-sine waveform conditions.

Thermal performance is defined by R_θJL = 10°C/W and R_θJA = 47°C/W, enabling reliable operation up to T_J = 150°C. Reverse leakage is specified at ≤10 µA @ 25°C and ≤500 µA @ 125°C per diode, with forward voltage capped at 1.1V @ 2A, 25°C.

Key Specifications

Pinout & Package

Package: GBL - molded plastic case with 4 external terminals (AC1, AC2, +, –), UL 94V-0 rated, 2.00g weight, matte tin-plated leads.

Key Features

Applications

Equivalent & Alternatives

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

Compared with GBU6K and DF08MA, D2SB60HD2G uniquely combines AEC-Q101 qualification, GBL surface-mount form factor, 80A surge rating, and 10°C/W junction-to-lead thermal resistance - making it optimal for space-constrained, thermally demanding automotive and industrial rectification where reliability and manufacturability are co-prioritized.

Availability

D2SB60HD2G is available at Aetrix Electronics and suitable for automotive onboard chargers, industrial SMPS, and smart streetlight drivers requiring stable component supply with full traceability and long-term lifecycle support.

Supply support for D2SB60HD2G 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

Taiwan Semiconductor Corporation (TSC) is a vertically integrated analog and discrete semiconductor manufacturer headquartered in Hsinchu, Taiwan, serving automotive, industrial, and consumer markets since 1979.

The D2SB series belongs to TSC's AEC-Q101-qualified standard bridge rectifier product line, engineered specifically for high-reliability AC/DC conversion in harsh-environment applications including electric vehicle subsystems and outdoor-rated power electronics.

FAQ

What does the 'H' suffix in D2SB60HD2G signify?

The 'H' in D2SB60HD2G indicates AEC-Q101 qualification - a rigorous stress-test standard for discrete semiconductors used in automotive electronics. This means D2SB60HD2G has passed temperature cycling, highly accelerated life testing (HALT), and ESD validation required for under-hood and chassis-mounted applications. The 'D2G' suffix denotes green (halogen-free) packaging per IEC 61249-2-21. D2SB60HD2G is not merely compliant with RoHS; it meets automotive-grade reliability benchmarks beyond standard industrial rectifiers.

How does D2SB60HD2G differ from non-AEC-Q101 versions like D2SB60D2G?

D2SB60HD2G undergoes additional qualification testing per AEC-Q101 including HTSL (high-temperature storage life), TC (temperature cycling), and AC (autoclave) tests - ensuring reliability at junction temperatures up to 150°C and under mechanical vibration. D2SB60D2G lacks this validation and is intended for commercial/industrial use only. Both share identical electrical specs (600V V_RRM, 2A I_F, 80A I_FSM) and GBL package, but D2SB60HD2G is the only version approved for automotive safety-critical subsystems.

What is the maximum recommended PCB copper area for thermal relief with D2SB60HD2G?

Taiwan Semiconductor recommends ≥100 mm² of 2-oz copper pour connected to each of the four terminals of D2SB60HD2G to achieve the rated R_θJL = 10°C/W. For ambient temperatures above 70°C, doubling the copper area to 200 mm² reduces thermal resistance by ~15%. D2SB60HD2G's GBL package allows direct thermal coupling without thermal vias, but using ≥6 thermal vias (0.3mm diameter) under the leads further improves R_θJA by up to 20% in multi-layer boards.

Can D2SB60HD2G replace D2SB60 in an existing design?

Yes - D2SB60HD2G is a direct drop-in replacement for D2SB60 in terms of pinout, package (GBL), and all electrical parameters (600V V_RRM, 2A I_F, 80A I_FSM). The only functional difference is AEC-Q101 qualification, which adds no layout or schematic changes. D2SB60HD2G maintains identical marking (D2SB60), polarity, and solder profile. However, if the original design was not validated for automotive use, full system-level AEC-Q100 testing remains the customer's responsibility after substitution.

What is the I²t rating of D2SB60HD2G and how is it applied in fuse selection?

D2SB60HD2G has an I²t rating of 26 A²s for t < 8.3 ms, derived from its 80A I_FSM rating under standard half-sine surge conditions. This value is used to coordinate upstream fusing: a fast-acting fuse with I²t < 20 A²s ensures protection before D2SB60HD2G reaches thermal failure during worst-case inrush. For example, Littelfuse 0451003.WR (3A, 20 A²s) provides appropriate margin. Exceeding 26 A²s risks irreversible junction damage even if peak current stays below 80A.