Fairchild BAT42XV2, BAT43XV2 Schottky Barrier Diodes Data Manual
Summary
Optimized for circuit design, this comprehensive technical guide provides detailed specifications for Schottky Barrier Diodes (BAT42XV2 and BAT43XV2). The manual covers absolute maximum ratings, electrical characteristics, thermal analysis, and performance curves, offering critical data needed for reliable semiconductor component integration. It is essential reading for electronics engineers and hardware designers who require high-performance, low forward voltage drop diodes for power circuit development.
Page 1 Text Content
AT42XV2-B AT43XV2 — Schottky B arrier D iodes
January 2010
BAT42XV2-BAT43XV2 Schottky Barrier Diodes Features Low Forward Voltage Drop Flat Lead, Surface Mount Device at 0.60mm Height Extremely Small Outline Plastic Package SOD523F Cathode Anode Moisture Level Sensitivity 1
ELECTRICAL SYMBOL
Pb-free Version and Ro HS Compliant Matte Tin (Sn) Lead Finish
BAT42XV2 Marking : 6B SOD-523F
Green Mold Compound BAT43XV2 Marking : 7B Band Indicates Cathode
Absolute Maximum Ratings * TA=25°C unless otherwise noted Symbol Parameter Value Units VRRM Maximum Repetitive Reverse Voltage VR Maximum DC Blocking Voltage IF(AV) Average Rectified Forward Current m A IFSM Peak Forward Surge Current TJ Operating Junction Temperature +125 °C TSTG Storage Temperature Range -65 to +125 °C * These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Thermal Characteristics TA=25°C unless otherwise noted Symbol Parameter Value Units PD Power Dissipation m W RθJA Thermal Resistance, Junction to Ambient °C/W * Device mounted on FR-4 PCB minimum land pad.
Electrical Characteristics TA=25°C unless otherwise noted Symbol Parameter Test Condition Min. Typ. Max. Units BVR Breakdown Voltage IR=100μA
IR Reverse Leakage Current VR=25V n A
VF Forward Voltage BAT42XV2 IF=10m A 0.40
IF=50m A 0.65
BAT43XV2 IF=2m A 0.26 0.33
IF=15m A 0.45 BAT42XV2, BAT43XV2 IF=200m A 1.0
TRR Reverse Recovery Time IF=IR=10m A n S
RL=100Ω IRR=1m A
Capacitance VR=1V, f=1MHz p F
© 2009 Fairchild Semiconductor Corporation www.fairchildsemi.com BAT42XV2-BAT43XV2 Rev. A1
Page Summary Contents For Fairchild BAT42XV2, BAT43XV2 Schottky Barrier Diodes Data Manual
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 5 |
| File Size | 130.64 KB |
| Published | July 15, 2026 |
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Frequently Asked Questions
Are these diodes suitable for environmentally sensitive electronics?
Yes, they are Pb-free, RoHS Compliant, characterized by a Matte Tin (Sn) Lead Finish.
What is the maximum DC blocking voltage rating?
The Maximum DC Blocking Voltage (RRM V) is rated at 30V.
How must I mount these surface mount diodes on a circuit board?
They must be mounted on an FR-4 PCB with a minimum land pad defined by the given thermal data.
Which diode model generally shows better low forward voltage drop for small currents?
The BAT43XV2 exhibits lower minimum typical forward voltages compared to BAT42XV2 at comparable test currents.