31DQ09TR

Bulletin PD-2.306 rev. G 12/03 31DQ09 31DQ10 SCHOTTKY RECTIFIER 3.3 Amp Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM IFSM @ tp = 5 µs sine VF TJ @ 3 Apk, TJ = 25°C Description/ Features Units A V A V °C The 31DQ.. axial leaded Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. Low profile, axial leaded outline High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Very low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability 31DQ.. 3.3 90/100 210 0.85 - 40 to 150 CASE STYLE AND DIMENSIONS Outline C - 16 Dimensions in millimeters and inches www.irf.com 1 31DQ09, 31DQ10 Bulletin PD-2.306 rev. G 12/03 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 31DQ09 90 31DQ10 100 Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current * See Fig. 4 IFSM EAS IAR Max. Peak One Cycle Non-Repetitive Surge Current * See Fig. 6 Non-Repetitive Avalanche Energy Repetitive Avalanche Current 210 34 3.0 0.5 A mJ A 5µs Sine or 3µs Rect. pulse Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied TJ = 25 °C, IAS = 1.0 Amps, L = 6 mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical 31DQ.. 3.3 Units A Conditions 50% duty cycle @ TC = 53.4°C, rectangular wave form Electrical Specifications Parameters VFM Max. Forward Voltage Drop * See Fig. 1 (1) 31DQ.. Units 0.85 0.97 0.69 0.80 V V V V mA mA pF nH V/µs @ 3A @ 6A @ 3A @ 6A Conditions TJ = 25 °C TJ = 125 °C VR = rated VR IRM CT LS Max. Reverse Leakage Current * See Fig. 2 Typical Series Inductance (1) Typical Junction Capacitance 1 3 110 9.0 10000 TJ = 25 °C TJ = 125 °C VR = 5VDC (test signal range 100Khz to 1Mhz) 25°C Measured lead to lead 5mm from package body (Rated VR) dv/dt Max. Voltage Rate of Change (1) Pulse Width < 300µs, Duty Cycle