S1MSWFQ/RS1MSWFQ Automotive-Grade Rectifiers

By Diodes Incorporated 59

S1MSWFQ/RS1MSWFQ Automotive-Grade Rectifiers

Diodes Incorporated announces the introduction of an automotive-grade, high-voltage rectifier series which is housed in the compact SOD123F package. These rectifiers provide comparable electrical performance compared to a device in an SMA package, but with lower thermal resistance (RӨJC-_TYP = 13ºC/W) and a much smaller footprint (3.5 mm x 1.8 mm x 1 mm typical), which occupies 57% less PCB space than an SMA. Additionally, the exceptional thermal performance of the flat-lead package provides a more efficient, cooler running solution and improves the safe operating area of the device, even in harsh automotive environments.

The S1MSWFQ device features standard recovery time (trr_TYP = 1μs) while the RS1MSWFQ device offers fast recovery time (trr_TYP = 240 ns). In addition, these devices support high reverse breakdown voltage (VBR = 1,000 V), low-leakage current (IR_MAX = 10 μA at VR = 1,000 V), average rectified output current (IO = 1 A), and high peak forward surge current (IFSM = 25 A).

Both products are suitable for reverse protection and blocking applications. With its fast reverse recovery time, the RS1MSWFQ is also suitable for switching applications.

These devices are qualified to AEC-Q101 and are supported by a PPAP. The SOD123F package is fully green and RoHS-compliant.

Features
  • High reverse breakdown voltage
    • With high reverse breakdown voltage (VBR_MIN = 1,000 V), these GPP rectifiers are ideal for high-voltage automotive and commercial applications
  • Fast reverse recovery time and low total capacitance
    • The RS1MSWFQ device has fast reverse recovery time (trr_TYP = 240 ns) which allows for fast switching as well as reduces switching losses and increases power efficiency. Additionally, the total capacitance is a mere CT_TYP = 3 pF @ 1 MHz
  • Low-leakage current and high forward surge current capability
    • These devices exhibit low-leakage current (IR_MAX = 10 μA @ VR = 1,000 V), which reduces the power consumption of the rectifier during reverse-mode operation, and high forward surge current (IFSM = 25 A) capability which improves device reliability
  • Excellent thermal transfer properties and lower profile
    • The flat lead design of the SOD123F package (3.5 mm x 1.8 mm x 1 mm typ.) improves the thermal performance of the automotive subsystems and enables lower profile applications
Applications
  • Reverse protection
  • Switching (RS1MSWFQ only)
  • Blocking

New Products:

S1MSWFQ-7RS1MSWFQ-7

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